Add Reverse Engineered SQL tests for Columns. Fixes #4546

2025-02-25 18:55:31 -06:00 · 2019-08-16 17:36:13 +05:30 · 2019-08-16 17:36:13 +05:30 · 3f541200d9
commit 3f541200d9
parent 687204771c
39 changed files with 1202 additions and 0 deletions
--- a/docs/en_US/release_notes_4_12.rst
+++ b/docs/en_US/release_notes_4_12.rst
@ -22,6 +22,7 @@ New features
 Housekeeping
 ************

+| `Issue #4546 <https://redmine.postgresql.org/issues/4546>`_ -  Add Reverse Engineered SQL tests for Columns.
 | `Issue #4554 <https://redmine.postgresql.org/issues/4554>`_ -  Add Reverse Engineered SQL tests for Trigger Functions.
 | `Issue #4555 <https://redmine.postgresql.org/issues/4555>`_ -  Add Reverse Engineered SQL tests for Exclusion Constraint.
 | `Issue #4560 <https://redmine.postgresql.org/issues/4560>`_ -  Add a --modules option to the RE-SQL test suite to allow testing of specific object types.
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/alter_column_char.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/alter_column_char.sql
@ -0,0 +1,11 @@
+-- Column: testschema."table_2_$%{}[]()&*^!@""'`\/#"."new_col_2_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#" DROP COLUMN "new_col_2_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "new_col_2_$%{}[]()&*^!@""'`\/#" character(50) COLLATE pg_catalog."C";
+
+COMMENT ON COLUMN testschema."table_2_$%{}[]()&*^!@""'`\/#"."new_col_2_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for alter';
+
+GRANT INSERT("new_col_2_$%{}[]()&*^!@""'`\/#"), SELECT("new_col_2_$%{}[]()&*^!@""'`\/#"), REFERENCES("new_col_2_$%{}[]()&*^!@""'`\/#") ON testschema."table_2_$%{}[]()&*^!@""'`\/#" TO PUBLIC;
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/alter_column_drop_identity.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/alter_column_drop_identity.sql
@ -0,0 +1,11 @@
+-- Column: testschema."table_2_$%{}[]()&*^!@""'`\/#"."new_col_3_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#" DROP COLUMN "new_col_3_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "new_col_3_$%{}[]()&*^!@""'`\/#" bigint NOT NULL;
+
+COMMENT ON COLUMN testschema."table_2_$%{}[]()&*^!@""'`\/#"."new_col_3_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for alter';
+
+GRANT INSERT("new_col_3_$%{}[]()&*^!@""'`\/#"), SELECT("new_col_3_$%{}[]()&*^!@""'`\/#"), REFERENCES("new_col_3_$%{}[]()&*^!@""'`\/#") ON testschema."table_2_$%{}[]()&*^!@""'`\/#" TO PUBLIC;
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/alter_column_drop_identity_by_default.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/alter_column_drop_identity_by_default.sql
@ -0,0 +1,9 @@
+-- Column: testschema."table_2_$%{}[]()&*^!@""'`\/#"."new_col_5_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#" DROP COLUMN "new_col_5_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "new_col_5_$%{}[]()&*^!@""'`\/#" bigint NOT NULL;
+
+COMMENT ON COLUMN testschema."table_2_$%{}[]()&*^!@""'`\/#"."new_col_5_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for alter';
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/alter_column_identity.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/alter_column_identity.sql
@ -0,0 +1,11 @@
+-- Column: testschema."table_2_$%{}[]()&*^!@""'`\/#"."new_col_3_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#" DROP COLUMN "new_col_3_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "new_col_3_$%{}[]()&*^!@""'`\/#" bigint NOT NULL GENERATED ALWAYS AS IDENTITY ( CYCLE INCREMENT 1 START 1 MINVALUE 1 MAXVALUE 99999 CACHE 10 );
+
+COMMENT ON COLUMN testschema."table_2_$%{}[]()&*^!@""'`\/#"."new_col_3_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for alter';
+
+GRANT INSERT("new_col_3_$%{}[]()&*^!@""'`\/#"), SELECT("new_col_3_$%{}[]()&*^!@""'`\/#"), REFERENCES("new_col_3_$%{}[]()&*^!@""'`\/#") ON testschema."table_2_$%{}[]()&*^!@""'`\/#" TO PUBLIC;
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/alter_column_identity_by_default.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/alter_column_identity_by_default.sql
@ -0,0 +1,9 @@
+-- Column: testschema."table_2_$%{}[]()&*^!@""'`\/#"."new_col_5_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#" DROP COLUMN "new_col_5_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "new_col_5_$%{}[]()&*^!@""'`\/#" bigint NOT NULL GENERATED BY DEFAULT AS IDENTITY ( CYCLE INCREMENT 2 START 1 MINVALUE 1 MAXVALUE 200 CACHE 2 );
+
+COMMENT ON COLUMN testschema."table_2_$%{}[]()&*^!@""'`\/#"."new_col_5_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for alter';
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/alter_column_int.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/alter_column_int.sql
@ -0,0 +1,11 @@
+-- Column: testschema."table_2_$%{}[]()&*^!@""'`\/#"."new_col_1_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#" DROP COLUMN "new_col_1_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "new_col_1_$%{}[]()&*^!@""'`\/#" real NOT NULL DEFAULT 1;
+
+COMMENT ON COLUMN testschema."table_2_$%{}[]()&*^!@""'`\/#"."new_col_1_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for alter';
+
+GRANT ALL("new_col_1_$%{}[]()&*^!@""'`\/#") ON testschema."table_2_$%{}[]()&*^!@""'`\/#" TO PUBLIC;
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/alter_column_numeric.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/alter_column_numeric.sql
@ -0,0 +1,15 @@
+-- Column: testschema."table_2_$%{}[]()&*^!@""'`\/#"."new_col_4_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#" DROP COLUMN "new_col_4_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "new_col_4_$%{}[]()&*^!@""'`\/#" numeric(15,0) NOT NULL;
+
+COMMENT ON COLUMN testschema."table_2_$%{}[]()&*^!@""'`\/#"."new_col_4_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for alter';
+
+ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#"
+    ALTER COLUMN "new_col_4_$%{}[]()&*^!@""'`\/#"
+    SET (n_distinct=1);
+
+GRANT ALL("new_col_4_$%{}[]()&*^!@""'`\/#") ON testschema."table_2_$%{}[]()&*^!@""'`\/#" TO PUBLIC;
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/create_column_char.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/create_column_char.sql
@ -0,0 +1,9 @@
+-- Column: testschema."table_2_$%{}[]()&*^!@""'`\/#"."col_2_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#" DROP COLUMN "col_2_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "col_2_$%{}[]()&*^!@""'`\/#" character varying(50) COLLATE pg_catalog."C";
+
+COMMENT ON COLUMN testschema."table_2_$%{}[]()&*^!@""'`\/#"."col_2_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for create';
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/create_column_int.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/create_column_int.sql
@ -0,0 +1,9 @@
+-- Column: testschema."table_2_$%{}[]()&*^!@""'`\/#"."col_1_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#" DROP COLUMN "col_1_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "col_1_$%{}[]()&*^!@""'`\/#" bigint NOT NULL DEFAULT 1;
+
+COMMENT ON COLUMN testschema."table_2_$%{}[]()&*^!@""'`\/#"."col_1_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for create';
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/create_column_int_identity.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/create_column_int_identity.sql
@ -0,0 +1,9 @@
+-- Column: testschema."table_2_$%{}[]()&*^!@""'`\/#"."col_3_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#" DROP COLUMN "col_3_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "col_3_$%{}[]()&*^!@""'`\/#" bigint NOT NULL GENERATED ALWAYS AS IDENTITY ( CYCLE INCREMENT 1 START 1 MINVALUE 1 MAXVALUE 99999 CACHE 10 );
+
+COMMENT ON COLUMN testschema."table_2_$%{}[]()&*^!@""'`\/#"."col_3_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for create';
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/create_column_int_identity_by_default.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/create_column_int_identity_by_default.sql
@ -0,0 +1,9 @@
+-- Column: testschema."table_2_$%{}[]()&*^!@""'`\/#"."col_5_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#" DROP COLUMN "col_5_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "col_5_$%{}[]()&*^!@""'`\/#" bigint NOT NULL GENERATED BY DEFAULT AS IDENTITY ( CYCLE INCREMENT 1 START 1 MINVALUE 1 MAXVALUE 99999 CACHE 10 );
+
+COMMENT ON COLUMN testschema."table_2_$%{}[]()&*^!@""'`\/#"."col_5_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for create';
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/create_column_numeric.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/create_column_numeric.sql
@ -0,0 +1,13 @@
+-- Column: testschema."table_2_$%{}[]()&*^!@""'`\/#"."col_4_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#" DROP COLUMN "col_4_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "col_4_$%{}[]()&*^!@""'`\/#" numeric(10,5) NOT NULL;
+
+COMMENT ON COLUMN testschema."table_2_$%{}[]()&*^!@""'`\/#"."col_4_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for create';
+
+ALTER TABLE testschema."table_2_$%{}[]()&*^!@""'`\/#"
+    ALTER COLUMN "col_4_$%{}[]()&*^!@""'`\/#"
+    SET (n_distinct=1);
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/test.json
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/10_plus/test.json
@ -0,0 +1,279 @@
+{
+  "scenarios": [
+    {
+      "type": "create",
+      "name": "Create Table for testing column node (v.10+)",
+      "endpoint": "NODE-table.obj",
+      "sql_endpoint": "NODE-table.sql_id",
+      "data": {
+        "name": "table_2_$%{}[]()&*^!@\"'`\\/#",
+        "is_partitioned": false,
+        "columns": [],
+        "schema": "testschema"
+      },
+      "store_table_id": true
+    },
+    {
+      "type": "create",
+      "name": "Create Column (Integer/Numeric type)",
+      "endpoint": "NODE-column.obj",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "col_1_$%{}[]()&*^!@\"'`\\/#",
+        "description": "Comment for create",
+        "cltype":"bigint",
+        "attacl":[],
+        "is_primary_key":false,
+        "attnotnull":true,
+        "attlen":null,
+        "attprecision":null,
+        "attoptions":[],
+        "seclabels":[],
+        "defval":"1"
+      },
+      "expected_sql_file": "create_column_int.sql"
+    },
+    {
+      "type": "alter",
+      "name": "Alter Column (Integer/Numeric type)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "attnum": 1,
+        "name": "new_col_1_$%{}[]()&*^!@\"'`\\/#",
+        "description": "Comment for alter",
+        "cltype":"real",
+        "attacl":{"added":[{"grantee":"PUBLIC","grantor":"postgres","privileges":[{"privilege_type":"a","privilege":true,"with_grant":false},{"privilege_type":"r","privilege":true,"with_grant":false},{"privilege_type":"w","privilege":true,"with_grant":false},{"privilege_type":"x","privilege":true,"with_grant":false}]}]}
+      },
+      "expected_sql_file": "alter_column_int.sql"
+    },
+    {
+      "type": "delete",
+      "name": "Drop Column (Integer/Numeric type)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "new_col_1_$%{}[]()&*^!@\"'`\\/#"
+      }
+    },
+    {
+      "type": "create",
+      "name": "Create Column (Character type)",
+      "endpoint": "NODE-column.obj",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "col_2_$%{}[]()&*^!@\"'`\\/#",
+        "description": "Comment for create",
+        "cltype":"character varying",
+        "collspcname": "pg_catalog.\"C\"",
+        "attacl":[],
+        "is_primary_key":false,
+        "attnotnull":false,
+        "attlen":"50",
+        "attprecision":null,
+        "attoptions":[],
+        "seclabels":[],
+        "defval":null
+      },
+      "expected_sql_file": "create_column_char.sql"
+    },
+    {
+      "type": "alter",
+      "name": "Alter Column (Character type)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "attnum": 2,
+        "name": "new_col_2_$%{}[]()&*^!@\"'`\\/#",
+        "attlen": null,
+        "attstattarget": "0",
+        "attstorage": "p",
+        "description": "Comment for alter",
+        "cltype":"character",
+        "attacl":{"added":[{"grantee":"PUBLIC","grantor":"postgres","privileges":[{"privilege_type":"a","privilege":true,"with_grant":false},{"privilege_type":"r","privilege":true,"with_grant":false},{"privilege_type":"x","privilege":true,"with_grant":false}]}]}
+      },
+      "expected_sql_file": "alter_column_char.sql"
+    },
+    {
+      "type": "delete",
+      "name": "Drop Column (Character type)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "new_col_2_$%{}[]()&*^!@\"'`\\/#"
+      }
+    },
+    {
+      "type": "create",
+      "name": "Create Column (Integer/Numeric type) with identity",
+      "endpoint": "NODE-column.obj",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "col_3_$%{}[]()&*^!@\"'`\\/#",
+        "description": "Comment for create",
+        "cltype":"bigint",
+        "attacl":[],
+        "is_primary_key":false,
+        "attnotnull":true,
+        "attlen":null,
+        "attprecision":null,
+        "attoptions":[],
+        "seclabels":[],
+        "attidentity":"a",
+        "seqincrement":"1",
+        "seqstart":"1",
+        "seqmin":"1",
+        "seqmax":"99999",
+        "seqcache":"10",
+        "seqcycle":true,
+        "colconstype":"i"
+      },
+      "expected_sql_file": "create_column_int_identity.sql"
+    },
+    {
+      "type": "alter",
+      "name": "Alter Column (Integer/Numeric type) with identity",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "attnum": 3,
+        "name": "new_col_3_$%{}[]()&*^!@\"'`\\/#",
+        "description": "Comment for alter",
+        "attacl":{"added":[{"grantee":"PUBLIC","grantor":"postgres","privileges":[{"privilege_type":"a","privilege":true,"with_grant":false},{"privilege_type":"r","privilege":true,"with_grant":false},{"privilege_type":"x","privilege":true,"with_grant":false}]}]}
+      },
+      "expected_sql_file": "alter_column_identity.sql"
+    },
+    {
+      "type": "alter",
+      "name": "Alter Column (Integer/Numeric type) drop identity",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "attnum": 3,
+        "colconstype": "n"
+      },
+      "expected_sql_file": "alter_column_drop_identity.sql"
+    },
+    {
+      "type": "delete",
+      "name": "Drop Column (Integer/Numeric type)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "new_col_3_$%{}[]()&*^!@\"'`\\/#"
+      }
+    },
+
+    {
+      "type": "create",
+      "name": "Create Column (Numeric type with Length Precision & Variables)",
+      "endpoint": "NODE-column.obj",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "col_4_$%{}[]()&*^!@\"'`\\/#",
+        "description": "Comment for create",
+        "min_val":0,
+        "max_val":1000,
+        "cltype":"numeric",
+        "attacl":[],
+        "is_primary_key":false,
+        "attnotnull":true,
+        "attlen":"10",
+        "attprecision":"5",
+        "attidentity":"a",
+        "attoptions":[{"name":"n_distinct","value":"1"}],
+        "seclabels":[]
+      },
+      "expected_sql_file": "create_column_numeric.sql"
+    },
+    {
+      "type": "alter",
+      "name": "Alter Column (Numeric type with Length Precision & Variables)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "new_col_4_$%{}[]()&*^!@\"'`\\/#",
+        "attnum": 4,
+        "attlen":"15",
+        "attprecision":"0",
+        "description": "Comment for alter",
+        "attacl":{"added":[{"grantee":"PUBLIC","grantor":"postgres","privileges":[{"privilege_type":"a","privilege":true,"with_grant":false},{"privilege_type":"r","privilege":true,"with_grant":false},{"privilege_type":"w","privilege":true,"with_grant":false},{"privilege_type":"x","privilege":true,"with_grant":false}]}]}
+      },
+      "expected_sql_file": "alter_column_numeric.sql"
+    },
+    {
+      "type": "delete",
+      "name": "Drop Column (Numeric type with Length Precision & Variables)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "new_col_4_$%{}[]()&*^!@\"'`\\/#"
+      }
+    },
+
+    {
+      "type": "create",
+      "name": "Create Column with identity (Generated by default)",
+      "endpoint": "NODE-column.obj",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "col_5_$%{}[]()&*^!@\"'`\\/#",
+        "description": "Comment for create",
+        "cltype":"bigint",
+        "attacl":[],
+        "is_primary_key":false,
+        "attnotnull":true,
+        "attlen":null,
+        "attprecision":null,
+        "attoptions":[],
+        "seclabels":[],
+        "attidentity":"d",
+        "seqincrement":"1",
+        "seqstart":"1",
+        "seqmin":"1",
+        "seqmax":"99999",
+        "seqcache":"10",
+        "seqcycle":true,
+        "colconstype":"i"
+      },
+      "expected_sql_file": "create_column_int_identity_by_default.sql"
+    },
+    {
+      "type": "alter",
+      "name": "Alter Column with identity (Generated by default)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "attnum": 5,
+        "name": "new_col_5_$%{}[]()&*^!@\"'`\\/#",
+        "description": "Comment for alter",
+        "seqincrement":"2",
+        "seqmax":"200",
+        "seqcache":"2",
+        "seqcycle":true,
+        "seqmin":"1"
+      },
+      "expected_sql_file": "alter_column_identity_by_default.sql"
+    },
+    {
+      "type": "alter",
+      "name": "Alter Column with drop identity (Generated by default)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "attnum": 5,
+        "colconstype": "n"
+      },
+      "expected_sql_file": "alter_column_drop_identity_by_default.sql"
+    },
+    {
+      "type": "delete",
+      "name": "Drop Column Column with identity (Generated by default)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "new_col_5_$%{}[]()&*^!@\"'`\\/#"
+      }
+    }
+  ]
+}
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/alter_column_char.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/alter_column_char.sql
@ -0,0 +1,11 @@
+-- Column: testschema."table_3_$%{}[]()&*^!@""'`\/#"."new_col_2_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#" DROP COLUMN "new_col_2_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "new_col_2_$%{}[]()&*^!@""'`\/#" character(50) COLLATE pg_catalog."C";
+
+COMMENT ON COLUMN testschema."table_3_$%{}[]()&*^!@""'`\/#"."new_col_2_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for alter';
+
+GRANT INSERT("new_col_2_$%{}[]()&*^!@""'`\/#"), SELECT("new_col_2_$%{}[]()&*^!@""'`\/#"), REFERENCES("new_col_2_$%{}[]()&*^!@""'`\/#") ON testschema."table_3_$%{}[]()&*^!@""'`\/#" TO PUBLIC;
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/alter_column_drop_identity.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/alter_column_drop_identity.sql
@ -0,0 +1,11 @@
+-- Column: testschema."table_3_$%{}[]()&*^!@""'`\/#"."new_col_3_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#" DROP COLUMN "new_col_3_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "new_col_3_$%{}[]()&*^!@""'`\/#" bigint NOT NULL;
+
+COMMENT ON COLUMN testschema."table_3_$%{}[]()&*^!@""'`\/#"."new_col_3_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for alter';
+
+GRANT INSERT("new_col_3_$%{}[]()&*^!@""'`\/#"), SELECT("new_col_3_$%{}[]()&*^!@""'`\/#"), REFERENCES("new_col_3_$%{}[]()&*^!@""'`\/#") ON testschema."table_3_$%{}[]()&*^!@""'`\/#" TO PUBLIC;
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/alter_column_drop_identity_by_default.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/alter_column_drop_identity_by_default.sql
@ -0,0 +1,9 @@
+-- Column: testschema."table_3_$%{}[]()&*^!@""'`\/#"."new_col_9_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#" DROP COLUMN "new_col_9_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "new_col_9_$%{}[]()&*^!@""'`\/#" bigint NOT NULL;
+
+COMMENT ON COLUMN testschema."table_3_$%{}[]()&*^!@""'`\/#"."new_col_9_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for alter';
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/alter_column_generated.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/alter_column_generated.sql
@ -0,0 +1,11 @@
+-- Column: testschema."table_3_$%{}[]()&*^!@""'`\/#"."new_col_4_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#" DROP COLUMN "new_col_4_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "new_col_4_$%{}[]()&*^!@""'`\/#" bigint GENERATED ALWAYS AS (((1 + 2) + 3)) STORED;
+
+COMMENT ON COLUMN testschema."table_3_$%{}[]()&*^!@""'`\/#"."new_col_4_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for alter';
+
+GRANT INSERT("new_col_4_$%{}[]()&*^!@""'`\/#"), SELECT("new_col_4_$%{}[]()&*^!@""'`\/#"), REFERENCES("new_col_4_$%{}[]()&*^!@""'`\/#") ON testschema."table_3_$%{}[]()&*^!@""'`\/#" TO PUBLIC;
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/alter_column_generated_with_existing_columns.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/alter_column_generated_with_existing_columns.sql
@ -0,0 +1,11 @@
+-- Column: testschema."table_3_$%{}[]()&*^!@""'`\/#"."new_col_8_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#" DROP COLUMN "new_col_8_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "new_col_8_$%{}[]()&*^!@""'`\/#" bigint GENERATED ALWAYS AS ((dummy1 + dummy2)) STORED;
+
+COMMENT ON COLUMN testschema."table_3_$%{}[]()&*^!@""'`\/#"."new_col_8_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for alter';
+
+GRANT INSERT("new_col_8_$%{}[]()&*^!@""'`\/#"), SELECT("new_col_8_$%{}[]()&*^!@""'`\/#"), REFERENCES("new_col_8_$%{}[]()&*^!@""'`\/#") ON testschema."table_3_$%{}[]()&*^!@""'`\/#" TO PUBLIC;
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/alter_column_identity.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/alter_column_identity.sql
@ -0,0 +1,11 @@
+-- Column: testschema."table_3_$%{}[]()&*^!@""'`\/#"."new_col_3_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#" DROP COLUMN "new_col_3_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "new_col_3_$%{}[]()&*^!@""'`\/#" bigint NOT NULL GENERATED ALWAYS AS IDENTITY ( CYCLE INCREMENT 1 START 1 MINVALUE 1 MAXVALUE 99999 CACHE 10 );
+
+COMMENT ON COLUMN testschema."table_3_$%{}[]()&*^!@""'`\/#"."new_col_3_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for alter';
+
+GRANT INSERT("new_col_3_$%{}[]()&*^!@""'`\/#"), SELECT("new_col_3_$%{}[]()&*^!@""'`\/#"), REFERENCES("new_col_3_$%{}[]()&*^!@""'`\/#") ON testschema."table_3_$%{}[]()&*^!@""'`\/#" TO PUBLIC;
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/alter_column_identity_by_default.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/alter_column_identity_by_default.sql
@ -0,0 +1,9 @@
+-- Column: testschema."table_3_$%{}[]()&*^!@""'`\/#"."new_col_9_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#" DROP COLUMN "new_col_9_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "new_col_9_$%{}[]()&*^!@""'`\/#" bigint NOT NULL GENERATED BY DEFAULT AS IDENTITY ( CYCLE INCREMENT 2 START 1 MINVALUE 1 MAXVALUE 200 CACHE 2 );
+
+COMMENT ON COLUMN testschema."table_3_$%{}[]()&*^!@""'`\/#"."new_col_9_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for alter';
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/alter_column_int.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/alter_column_int.sql
@ -0,0 +1,11 @@
+-- Column: testschema."table_3_$%{}[]()&*^!@""'`\/#"."new_col_1_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#" DROP COLUMN "new_col_1_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "new_col_1_$%{}[]()&*^!@""'`\/#" real NOT NULL DEFAULT 1;
+
+COMMENT ON COLUMN testschema."table_3_$%{}[]()&*^!@""'`\/#"."new_col_1_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for alter';
+
+GRANT ALL("new_col_1_$%{}[]()&*^!@""'`\/#") ON testschema."table_3_$%{}[]()&*^!@""'`\/#" TO PUBLIC;
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/alter_column_numeric.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/alter_column_numeric.sql
@ -0,0 +1,15 @@
+-- Column: testschema."table_3_$%{}[]()&*^!@""'`\/#"."new_col_5_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#" DROP COLUMN "new_col_5_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "new_col_5_$%{}[]()&*^!@""'`\/#" numeric(15,0) NOT NULL;
+
+COMMENT ON COLUMN testschema."table_3_$%{}[]()&*^!@""'`\/#"."new_col_5_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for alter';
+
+ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#"
+    ALTER COLUMN "new_col_5_$%{}[]()&*^!@""'`\/#"
+    SET (n_distinct=1);
+
+GRANT ALL("new_col_5_$%{}[]()&*^!@""'`\/#") ON testschema."table_3_$%{}[]()&*^!@""'`\/#" TO PUBLIC;
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/create_column_char.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/create_column_char.sql
@ -0,0 +1,9 @@
+-- Column: testschema."table_3_$%{}[]()&*^!@""'`\/#"."col_2_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#" DROP COLUMN "col_2_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "col_2_$%{}[]()&*^!@""'`\/#" character varying(50) COLLATE pg_catalog."C";
+
+COMMENT ON COLUMN testschema."table_3_$%{}[]()&*^!@""'`\/#"."col_2_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for create';
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/create_column_int.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/create_column_int.sql
@ -0,0 +1,9 @@
+-- Column: testschema."table_3_$%{}[]()&*^!@""'`\/#"."col_1_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#" DROP COLUMN "col_1_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "col_1_$%{}[]()&*^!@""'`\/#" bigint NOT NULL DEFAULT 1;
+
+COMMENT ON COLUMN testschema."table_3_$%{}[]()&*^!@""'`\/#"."col_1_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for create';
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/create_column_int_generated.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/create_column_int_generated.sql
@ -0,0 +1,9 @@
+-- Column: testschema."table_3_$%{}[]()&*^!@""'`\/#"."col_4_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#" DROP COLUMN "col_4_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "col_4_$%{}[]()&*^!@""'`\/#" bigint GENERATED ALWAYS AS (((1 + 2) + 3)) STORED;
+
+COMMENT ON COLUMN testschema."table_3_$%{}[]()&*^!@""'`\/#"."col_4_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for create';
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/create_column_int_generated_with_existing_columns.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/create_column_int_generated_with_existing_columns.sql
@ -0,0 +1,9 @@
+-- Column: testschema."table_3_$%{}[]()&*^!@""'`\/#"."col_8_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#" DROP COLUMN "col_8_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "col_8_$%{}[]()&*^!@""'`\/#" bigint GENERATED ALWAYS AS ((dummy1 + dummy2)) STORED;
+
+COMMENT ON COLUMN testschema."table_3_$%{}[]()&*^!@""'`\/#"."col_8_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for create';
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/create_column_int_identity.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/create_column_int_identity.sql
@ -0,0 +1,9 @@
+-- Column: testschema."table_3_$%{}[]()&*^!@""'`\/#"."col_3_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#" DROP COLUMN "col_3_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "col_3_$%{}[]()&*^!@""'`\/#" bigint NOT NULL GENERATED ALWAYS AS IDENTITY ( CYCLE INCREMENT 1 START 1 MINVALUE 1 MAXVALUE 99999 CACHE 10 );
+
+COMMENT ON COLUMN testschema."table_3_$%{}[]()&*^!@""'`\/#"."col_3_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for create';
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/create_column_int_identity_by_default.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/create_column_int_identity_by_default.sql
@ -0,0 +1,9 @@
+-- Column: testschema."table_3_$%{}[]()&*^!@""'`\/#"."col_9_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#" DROP COLUMN "col_9_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "col_9_$%{}[]()&*^!@""'`\/#" bigint NOT NULL GENERATED BY DEFAULT AS IDENTITY ( CYCLE INCREMENT 1 START 1 MINVALUE 1 MAXVALUE 99999 CACHE 10 );
+
+COMMENT ON COLUMN testschema."table_3_$%{}[]()&*^!@""'`\/#"."col_9_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for create';
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/create_column_numeric.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/create_column_numeric.sql
@ -0,0 +1,13 @@
+-- Column: testschema."table_3_$%{}[]()&*^!@""'`\/#"."col_5_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#" DROP COLUMN "col_5_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "col_5_$%{}[]()&*^!@""'`\/#" numeric(10,5) NOT NULL;
+
+COMMENT ON COLUMN testschema."table_3_$%{}[]()&*^!@""'`\/#"."col_5_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for create';
+
+ALTER TABLE testschema."table_3_$%{}[]()&*^!@""'`\/#"
+    ALTER COLUMN "col_5_$%{}[]()&*^!@""'`\/#"
+    SET (n_distinct=1);
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/test.json
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/12_plus/test.json
@ -0,0 +1,407 @@
+{
+  "scenarios": [
+    {
+      "type": "create",
+      "name": "Create Table for testing column node (v.12+)",
+      "endpoint": "NODE-table.obj",
+      "sql_endpoint": "NODE-table.sql_id",
+      "data": {
+        "name": "table_3_$%{}[]()&*^!@\"'`\\/#",
+        "is_partitioned": false,
+        "columns": [],
+        "schema": "testschema"
+      },
+      "store_table_id": true
+    },
+    {
+      "type": "create",
+      "name": "Create Column (Integer/Numeric type)",
+      "endpoint": "NODE-column.obj",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "col_1_$%{}[]()&*^!@\"'`\\/#",
+        "description": "Comment for create",
+        "cltype":"bigint",
+        "attacl":[],
+        "is_primary_key":false,
+        "attnotnull":true,
+        "attlen":null,
+        "attprecision":null,
+        "attoptions":[],
+        "seclabels":[],
+        "defval":"1"
+      },
+      "expected_sql_file": "create_column_int.sql"
+    },
+    {
+      "type": "alter",
+      "name": "Alter Column (Integer/Numeric type)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "attnum": 1,
+        "name": "new_col_1_$%{}[]()&*^!@\"'`\\/#",
+        "description": "Comment for alter",
+        "cltype":"real",
+        "attacl":{"added":[{"grantee":"PUBLIC","grantor":"postgres","privileges":[{"privilege_type":"a","privilege":true,"with_grant":false},{"privilege_type":"r","privilege":true,"with_grant":false},{"privilege_type":"w","privilege":true,"with_grant":false},{"privilege_type":"x","privilege":true,"with_grant":false}]}]}
+      },
+      "expected_sql_file": "alter_column_int.sql"
+    },
+    {
+      "type": "delete",
+      "name": "Drop Column (Integer/Numeric type)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "new_col_1_$%{}[]()&*^!@\"'`\\/#"
+      }
+    },
+    {
+      "type": "create",
+      "name": "Create Column (Character type)",
+      "endpoint": "NODE-column.obj",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "col_2_$%{}[]()&*^!@\"'`\\/#",
+        "description": "Comment for create",
+        "cltype":"character varying",
+        "collspcname": "pg_catalog.\"C\"",
+        "attacl":[],
+        "is_primary_key":false,
+        "attnotnull":false,
+        "attlen":"50",
+        "attprecision":null,
+        "attoptions":[],
+        "seclabels":[],
+        "defval":null
+      },
+      "expected_sql_file": "create_column_char.sql"
+    },
+    {
+      "type": "alter",
+      "name": "Alter Column (Character type)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "attnum": 2,
+        "name": "new_col_2_$%{}[]()&*^!@\"'`\\/#",
+        "attlen": null,
+        "attstattarget": "0",
+        "attstorage": "p",
+        "description": "Comment for alter",
+        "cltype":"character",
+        "attacl":{"added":[{"grantee":"PUBLIC","grantor":"postgres","privileges":[{"privilege_type":"a","privilege":true,"with_grant":false},{"privilege_type":"r","privilege":true,"with_grant":false},{"privilege_type":"x","privilege":true,"with_grant":false}]}]}
+      },
+      "expected_sql_file": "alter_column_char.sql"
+    },
+    {
+      "type": "delete",
+      "name": "Drop Column (Character type)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "new_col_2_$%{}[]()&*^!@\"'`\\/#"
+      }
+    },
+    {
+      "type": "create",
+      "name": "Create Column (Integer/Numeric type) with identity",
+      "endpoint": "NODE-column.obj",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "col_3_$%{}[]()&*^!@\"'`\\/#",
+        "description": "Comment for create",
+        "cltype":"bigint",
+        "attacl":[],
+        "is_primary_key":false,
+        "attnotnull":true,
+        "attlen":null,
+        "attprecision":null,
+        "attoptions":[],
+        "seclabels":[],
+        "attidentity":"a",
+        "seqincrement":"1",
+        "seqstart":"1",
+        "seqmin":"1",
+        "seqmax":"99999",
+        "seqcache":"10",
+        "seqcycle":true,
+        "colconstype":"i"
+      },
+      "expected_sql_file": "create_column_int_identity.sql"
+    },
+    {
+      "type": "alter",
+      "name": "Alter Column (Integer/Numeric type) with identity",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "attnum": 3,
+        "name": "new_col_3_$%{}[]()&*^!@\"'`\\/#",
+        "description": "Comment for alter",
+        "attacl":{"added":[{"grantee":"PUBLIC","grantor":"postgres","privileges":[{"privilege_type":"a","privilege":true,"with_grant":false},{"privilege_type":"r","privilege":true,"with_grant":false},{"privilege_type":"x","privilege":true,"with_grant":false}]}]}
+      },
+      "expected_sql_file": "alter_column_identity.sql"
+    },
+    {
+      "type": "alter",
+      "name": "Alter Column (Integer/Numeric type) drop identity",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "attnum": 3,
+        "colconstype": "n"
+      },
+      "expected_sql_file": "alter_column_drop_identity.sql"
+    },
+    {
+      "type": "delete",
+      "name": "Drop Column (Integer/Numeric type)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "new_col_3_$%{}[]()&*^!@\"'`\\/#"
+      }
+    },
+    {
+      "type": "create",
+      "name": "Create Column (Integer/Numeric type) with Generated feature",
+      "endpoint": "NODE-column.obj",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "col_4_$%{}[]()&*^!@\"'`\\/#",
+        "description": "Comment for create",
+        "cltype":"bigint",
+        "attacl":[],
+        "is_primary_key":false,
+        "attnotnull":false,
+        "attlen":null,
+        "attprecision":null,
+        "attidentity":"a",
+        "colconstype":"g",
+        "genexpr":"1 + 2 + 3",
+        "attoptions":[],
+        "seclabels":[]
+      },
+      "expected_sql_file": "create_column_int_generated.sql"
+    },
+    {
+      "type": "alter",
+      "name": "Alter Column (Integer/Numeric type) with Generated feature",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "attnum": 4,
+        "name": "new_col_4_$%{}[]()&*^!@\"'`\\/#",
+        "description": "Comment for alter",
+        "attacl":{"added":[{"grantee":"PUBLIC","grantor":"postgres","privileges":[{"privilege_type":"a","privilege":true,"with_grant":false},{"privilege_type":"r","privilege":true,"with_grant":false},{"privilege_type":"x","privilege":true,"with_grant":false}]}]}
+      },
+      "expected_sql_file": "alter_column_generated.sql"
+    },
+    {
+      "type": "delete",
+      "name": "Drop Column (Integer/Numeric type)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "new_col_4_$%{}[]()&*^!@\"'`\\/#"
+      }
+    },
+    {
+      "type": "create",
+      "name": "Create Column (Numeric type with Length Precision & Variables)",
+      "endpoint": "NODE-column.obj",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "col_5_$%{}[]()&*^!@\"'`\\/#",
+        "description": "Comment for create",
+        "min_val":0,
+        "max_val":1000,
+        "cltype":"numeric",
+        "attacl":[],
+        "is_primary_key":false,
+        "attnotnull":true,
+        "attlen":"10",
+        "attprecision":"5",
+        "attidentity":"a",
+        "attoptions":[{"name":"n_distinct","value":"1"}],
+        "seclabels":[]
+      },
+      "expected_sql_file": "create_column_numeric.sql"
+    },
+    {
+      "type": "alter",
+      "name": "Alter Column (Numeric type with Length Precision & Variables)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "new_col_5_$%{}[]()&*^!@\"'`\\/#",
+        "attnum": 5,
+        "attlen":"15",
+        "attprecision":"0",
+        "description": "Comment for alter",
+        "attacl":{"added":[{"grantee":"PUBLIC","grantor":"postgres","privileges":[{"privilege_type":"a","privilege":true,"with_grant":false},{"privilege_type":"r","privilege":true,"with_grant":false},{"privilege_type":"w","privilege":true,"with_grant":false},{"privilege_type":"x","privilege":true,"with_grant":false}]}]}
+      },
+      "expected_sql_file": "alter_column_numeric.sql"
+    },
+    {
+      "type": "delete",
+      "name": "Drop Column (Numeric type with Length Precision & Variables)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "new_col_5_$%{}[]()&*^!@\"'`\\/#"
+      }
+    },
+
+    {
+      "type": "create",
+      "name": "Create Dummy Column (Integer/Numeric type)",
+      "endpoint": "NODE-column.obj",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "dummy1",
+        "description": "Comment for create",
+        "cltype":"bigint",
+        "attacl":[],
+        "is_primary_key":false,
+        "attnotnull":true,
+        "attlen":null,
+        "attprecision":null,
+        "attoptions":[],
+        "seclabels":[],
+        "defval":"1"
+      }
+    },
+    {
+      "type": "create",
+      "name": "Create Dummy Column (Integer/Numeric type)",
+      "endpoint": "NODE-column.obj",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "dummy2",
+        "description": "Comment for create",
+        "cltype":"bigint",
+        "attacl":[],
+        "is_primary_key":false,
+        "attnotnull":true,
+        "attlen":null,
+        "attprecision":null,
+        "attoptions":[],
+        "seclabels":[],
+        "defval":"1"
+      }
+    },
+    {
+      "type": "create",
+      "name": "Create Column (Integer/Numeric type) with Generated feature with columns",
+      "endpoint": "NODE-column.obj",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "col_8_$%{}[]()&*^!@\"'`\\/#",
+        "description": "Comment for create",
+        "cltype":"bigint",
+        "attacl":[],
+        "is_primary_key":false,
+        "attnotnull":false,
+        "attlen":null,
+        "attprecision":null,
+        "attidentity":"a",
+        "colconstype":"g",
+        "genexpr":"dummy1 + dummy2",
+        "attoptions":[],
+        "seclabels":[]
+      },
+      "expected_sql_file": "create_column_int_generated_with_existing_columns.sql"
+    },
+    {
+      "type": "alter",
+      "name": "Alter Column (Integer/Numeric type) with Generated feature with columns",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "attnum": 8,
+        "name": "new_col_8_$%{}[]()&*^!@\"'`\\/#",
+        "genexpr":"dummy1 - dummy2",
+        "description": "Comment for alter",
+        "attacl":{"added":[{"grantee":"PUBLIC","grantor":"postgres","privileges":[{"privilege_type":"a","privilege":true,"with_grant":false},{"privilege_type":"r","privilege":true,"with_grant":false},{"privilege_type":"x","privilege":true,"with_grant":false}]}]}
+      },
+      "expected_sql_file": "alter_column_generated_with_existing_columns.sql"
+    },
+    {
+      "type": "delete",
+      "name": "Drop Column (Integer/Numeric type) with Generated feature with columns",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "new_col_8_$%{}[]()&*^!@\"'`\\/#"
+      }
+    },
+
+    {
+      "type": "create",
+      "name": "Create Column with identity (Generated by default)",
+      "endpoint": "NODE-column.obj",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "col_9_$%{}[]()&*^!@\"'`\\/#",
+        "description": "Comment for create",
+        "cltype":"bigint",
+        "attacl":[],
+        "is_primary_key":false,
+        "attnotnull":true,
+        "attlen":null,
+        "attprecision":null,
+        "attoptions":[],
+        "seclabels":[],
+        "attidentity":"d",
+        "seqincrement":"1",
+        "seqstart":"1",
+        "seqmin":"1",
+        "seqmax":"99999",
+        "seqcache":"10",
+        "seqcycle":true,
+        "colconstype":"i"
+      },
+      "expected_sql_file": "create_column_int_identity_by_default.sql"
+    },
+    {
+      "type": "alter",
+      "name": "Alter Column with identity (Generated by default)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "attnum": 9,
+        "name": "new_col_9_$%{}[]()&*^!@\"'`\\/#",
+        "description": "Comment for alter",
+        "seqincrement":"2",
+        "seqmax":"200",
+        "seqcache":"2",
+        "seqcycle":true,
+        "seqmin":"1"
+      },
+      "expected_sql_file": "alter_column_identity_by_default.sql"
+    },
+    {
+      "type": "alter",
+      "name": "Alter Column with drop identity (Generated by default)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "attnum": 9,
+        "colconstype": "n"
+      },
+      "expected_sql_file": "alter_column_drop_identity_by_default.sql"
+    },
+    {
+      "type": "delete",
+      "name": "Drop Column Column with identity (Generated by default)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "new_col_9_$%{}[]()&*^!@\"'`\\/#"
+      }
+    }
+
+  ]
+}
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/default/alter_column_char.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/default/alter_column_char.sql
@ -0,0 +1,11 @@
+-- Column: testschema."table_1_$%{}[]()&*^!@""'`\/#"."new_col_2_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_1_$%{}[]()&*^!@""'`\/#" DROP COLUMN "new_col_2_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_1_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "new_col_2_$%{}[]()&*^!@""'`\/#" character(50) COLLATE pg_catalog."C";
+
+COMMENT ON COLUMN testschema."table_1_$%{}[]()&*^!@""'`\/#"."new_col_2_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for alter';
+
+GRANT INSERT("new_col_2_$%{}[]()&*^!@""'`\/#"), SELECT("new_col_2_$%{}[]()&*^!@""'`\/#"), REFERENCES("new_col_2_$%{}[]()&*^!@""'`\/#") ON testschema."table_1_$%{}[]()&*^!@""'`\/#" TO PUBLIC;
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/default/alter_column_int.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/default/alter_column_int.sql
@ -0,0 +1,11 @@
+-- Column: testschema."table_1_$%{}[]()&*^!@""'`\/#"."new_col_1_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_1_$%{}[]()&*^!@""'`\/#" DROP COLUMN "new_col_1_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_1_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "new_col_1_$%{}[]()&*^!@""'`\/#" real NOT NULL DEFAULT 1;
+
+COMMENT ON COLUMN testschema."table_1_$%{}[]()&*^!@""'`\/#"."new_col_1_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for alter';
+
+GRANT ALL("new_col_1_$%{}[]()&*^!@""'`\/#") ON testschema."table_1_$%{}[]()&*^!@""'`\/#" TO PUBLIC;
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/default/alter_column_numeric.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/default/alter_column_numeric.sql
@ -0,0 +1,15 @@
+-- Column: testschema."table_1_$%{}[]()&*^!@""'`\/#"."new_col_3_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_1_$%{}[]()&*^!@""'`\/#" DROP COLUMN "new_col_3_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_1_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "new_col_3_$%{}[]()&*^!@""'`\/#" numeric(15,0) NOT NULL;
+
+COMMENT ON COLUMN testschema."table_1_$%{}[]()&*^!@""'`\/#"."new_col_3_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for alter';
+
+ALTER TABLE testschema."table_1_$%{}[]()&*^!@""'`\/#"
+    ALTER COLUMN "new_col_3_$%{}[]()&*^!@""'`\/#"
+    SET (n_distinct=1);
+
+GRANT ALL("new_col_3_$%{}[]()&*^!@""'`\/#") ON testschema."table_1_$%{}[]()&*^!@""'`\/#" TO PUBLIC;
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/default/create_column_char.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/default/create_column_char.sql
@ -0,0 +1,9 @@
+-- Column: testschema."table_1_$%{}[]()&*^!@""'`\/#"."col_2_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_1_$%{}[]()&*^!@""'`\/#" DROP COLUMN "col_2_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_1_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "col_2_$%{}[]()&*^!@""'`\/#" character varying(50) COLLATE pg_catalog."C";
+
+COMMENT ON COLUMN testschema."table_1_$%{}[]()&*^!@""'`\/#"."col_2_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for create';
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/default/create_column_int.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/default/create_column_int.sql
@ -0,0 +1,9 @@
+-- Column: testschema."table_1_$%{}[]()&*^!@""'`\/#"."col_1_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_1_$%{}[]()&*^!@""'`\/#" DROP COLUMN "col_1_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_1_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "col_1_$%{}[]()&*^!@""'`\/#" bigint NOT NULL DEFAULT 1;
+
+COMMENT ON COLUMN testschema."table_1_$%{}[]()&*^!@""'`\/#"."col_1_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for create';
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/default/create_column_numeric.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/default/create_column_numeric.sql
@ -0,0 +1,13 @@
+-- Column: testschema."table_1_$%{}[]()&*^!@""'`\/#"."col_3_$%{}[]()&*^!@""'`\/#"
+
+-- ALTER TABLE testschema."table_1_$%{}[]()&*^!@""'`\/#" DROP COLUMN "col_3_$%{}[]()&*^!@""'`\/#";
+
+ALTER TABLE testschema."table_1_$%{}[]()&*^!@""'`\/#"
+    ADD COLUMN "col_3_$%{}[]()&*^!@""'`\/#" numeric(10,5) NOT NULL;
+
+COMMENT ON COLUMN testschema."table_1_$%{}[]()&*^!@""'`\/#"."col_3_$%{}[]()&*^!@""'`\/#"
+    IS 'Comment for create';
+
+ALTER TABLE testschema."table_1_$%{}[]()&*^!@""'`\/#"
+    ALTER COLUMN "col_3_$%{}[]()&*^!@""'`\/#"
+    SET (n_distinct=1);
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/default/test.json
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/columns/tests/default/test.json
@ -0,0 +1,154 @@
+{
+  "scenarios": [
+    {
+      "type": "create",
+      "name": "Create Table for testing column node (Ver.default)",
+      "endpoint": "NODE-table.obj",
+      "sql_endpoint": "NODE-table.sql_id",
+      "data": {
+        "name": "table_1_$%{}[]()&*^!@\"'`\\/#",
+        "is_partitioned": false,
+        "columns": [],
+        "schema": "testschema"
+      },
+      "store_table_id": true
+    },
+    {
+      "type": "create",
+      "name": "Create Column (Integer/Numeric type)",
+      "endpoint": "NODE-column.obj",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "col_1_$%{}[]()&*^!@\"'`\\/#",
+        "description": "Comment for create",
+        "cltype":"bigint",
+        "attacl":[],
+        "is_primary_key":false,
+        "attnotnull":true,
+        "attlen":null,
+        "attprecision":null,
+        "attoptions":[],
+        "seclabels":[],
+        "defval":"1"
+      },
+      "expected_sql_file": "create_column_int.sql"
+    },
+    {
+      "type": "alter",
+      "name": "Alter Column (Integer/Numeric type)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "attnum": 1,
+        "name": "new_col_1_$%{}[]()&*^!@\"'`\\/#",
+        "description": "Comment for alter",
+        "cltype":"real",
+        "attacl":{"added":[{"grantee":"PUBLIC","grantor":"postgres","privileges":[{"privilege_type":"a","privilege":true,"with_grant":false},{"privilege_type":"r","privilege":true,"with_grant":false},{"privilege_type":"w","privilege":true,"with_grant":false},{"privilege_type":"x","privilege":true,"with_grant":false}]}]}
+      },
+      "expected_sql_file": "alter_column_int.sql"
+    },
+    {
+      "type": "delete",
+      "name": "Drop Column (Integer/Numeric type)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "new_col_1_$%{}[]()&*^!@\"'`\\/#"
+      }
+    },
+    {
+      "type": "create",
+      "name": "Create Column (Character type)",
+      "endpoint": "NODE-column.obj",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "col_2_$%{}[]()&*^!@\"'`\\/#",
+        "description": "Comment for create",
+        "cltype":"character varying",
+        "collspcname": "pg_catalog.\"C\"",
+        "attacl":[],
+        "is_primary_key":false,
+        "attnotnull":false,
+        "attlen":"50",
+        "attprecision":null,
+        "attoptions":[],
+        "seclabels":[],
+        "defval":null
+      },
+      "expected_sql_file": "create_column_char.sql"
+    },
+    {
+      "type": "alter",
+      "name": "Alter Column (Character type)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "attnum": 2,
+        "name": "new_col_2_$%{}[]()&*^!@\"'`\\/#",
+        "attlen": null,
+        "attstattarget": "0",
+        "attstorage": "p",
+        "description": "Comment for alter",
+        "cltype":"character",
+        "attacl":{"added":[{"grantee":"PUBLIC","grantor":"postgres","privileges":[{"privilege_type":"a","privilege":true,"with_grant":false},{"privilege_type":"r","privilege":true,"with_grant":false},{"privilege_type":"x","privilege":true,"with_grant":false}]}]}
+      },
+      "expected_sql_file": "alter_column_char.sql"
+    },
+    {
+      "type": "delete",
+      "name": "Drop Column (Character type)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "new_col_2_$%{}[]()&*^!@\"'`\\/#"
+      }
+    },
+
+    {
+      "type": "create",
+      "name": "Create Column (Numeric type with Length Precision & Variables)",
+      "endpoint": "NODE-column.obj",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "col_3_$%{}[]()&*^!@\"'`\\/#",
+        "description": "Comment for create",
+        "min_val":0,
+        "max_val":1000,
+        "cltype":"numeric",
+        "attacl":[],
+        "is_primary_key":false,
+        "attnotnull":true,
+        "attlen":"10",
+        "attprecision":"5",
+        "attidentity":"a",
+        "attoptions":[{"name":"n_distinct","value":"1"}],
+        "seclabels":[]
+      },
+      "expected_sql_file": "create_column_numeric.sql"
+    },
+    {
+      "type": "alter",
+      "name": "Alter Column (Numeric type with Length Precision & Variables)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "new_col_3_$%{}[]()&*^!@\"'`\\/#",
+        "attnum": 3,
+        "attlen":"15",
+        "attprecision":"0",
+        "description": "Comment for alter",
+        "attacl":{"added":[{"grantee":"PUBLIC","grantor":"postgres","privileges":[{"privilege_type":"a","privilege":true,"with_grant":false},{"privilege_type":"r","privilege":true,"with_grant":false},{"privilege_type":"w","privilege":true,"with_grant":false},{"privilege_type":"x","privilege":true,"with_grant":false}]}]}
+      },
+      "expected_sql_file": "alter_column_numeric.sql"
+    },
+    {
+      "type": "delete",
+      "name": "Drop Column (Numeric type with Length Precision & Variables)",
+      "endpoint": "NODE-column.obj_id",
+      "sql_endpoint": "NODE-column.sql_id",
+      "data": {
+        "name": "new_col_3_$%{}[]()&*^!@\"'`\\/#"
+      }
+    }
+  ]
+}
--- a/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/templates/columns/sql/9.1_plus/acl.sql
+++ b/web/pgadmin/browser/server_groups/servers/databases/schemas/tables/templates/columns/sql/9.1_plus/acl.sql
@ -32,3 +32,4 @@ FROM
  LEFT JOIN pg_catalog.pg_roles g ON (d.grantor = g.oid)
  LEFT JOIN pg_catalog.pg_roles gt ON (d.grantee = gt.oid)
 GROUP BY g.rolname, gt.rolname
+ORDER BY grantee