Ensure that the password prompt should not be visible if the database server is in trust authentication mode. Fixes #2813

web/migrations/versions/d39482714a2e_.py

@@ -0,0 +1,47 @@
+##########################################################################
+#
+# pgAdmin 4 - PostgreSQL Tools
+#
+# Copyright (C) 2013 - 2020, The pgAdmin Development Team
+# This software is released under the PostgreSQL Licence
+#
+##########################################################################
+
+"""Add a column to save password option which will be useful when Trust mode
+
+Revision ID: d39482714a2e
+Revises: 7fedf8531802
+Create Date: 2020-04-09 13:20:13.939775
+
+"""
+from alembic import op
+import sqlalchemy as sa
+from pgadmin.model import db
+
+# revision identifiers, used by Alembic.
+revision = 'd39482714a2e'
+down_revision = '7fedf8531802'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    db.engine.execute(
+        'ALTER TABLE server ADD COLUMN save_password INTEGER DEFAULT 0'
+    )
+    # If password is already exists for any existing server then change the
+    # save_password column to 1 (True) else set 0
+    db.engine.execute(
+        """
+        UPDATE server SET save_password = (
+            CASE WHEN password IS NOT NULL AND password != '' THEN
+                1
+            ELSE
+                0
+            END
+        )
+        """
+    )
+
+def downgrade():
+    pass