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Ensure that the database migration does not fail with a NoSuchTableError exception. #5870

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This commit is contained in:
Akshay Joshi 2023-03-06 15:41:02 +05:30
parent 948feeb11f
commit 9b7a38ac52
2 changed files with 18 additions and 0 deletions
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1
docs/en_US/release_notes_6_21.rst
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@ -43,5 +43,6 @@ Bug fixes
| `Issue #5810 <https://github.com/pgadmin-org/pgadmin4/issues/5810>`_ - Fix an issue where sequence owner is remove on sequence edit.
| `Issue #5822 <https://github.com/pgadmin-org/pgadmin4/issues/5822>`_ - Do not allow to save invalid JSON in query tool JSON editor.
| `Issue #5847 <https://github.com/pgadmin-org/pgadmin4/issues/5847>`_ - Fixed an issue where pgAdmin failed to connect when the Postgres password included special characters.
| `Issue #5870 <https://github.com/pgadmin-org/pgadmin4/issues/5870>`_ - Ensure that the database migration does not fail with a NoSuchTableError exception.
| `Issue #5872 <https://github.com/pgadmin-org/pgadmin4/issues/5872>`_ - Handle MERGE operation in query tool explain introduced in PostgreSQL 15.
| `Issue #5889 <https://github.com/pgadmin-org/pgadmin4/issues/5889>`_ - Fixed an issue where the database server is not connected using a service file.

17
web/migrations/versions/f656e56dfdc8_.py
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@ -32,6 +32,23 @@ def migrate_connection_params(table_name):
op.add_column(table_name,
sa.Column('connection_params', sa.JSON()))
# Fixed the NoSuchTableError exception when migrating from v6.2 and below
# to directly v6.16 and above. Below statements has been removed from
# migration file 3ce25f562f3b_.py as a part of using the alembic code
# instead of SQL queries directly.
try:
# Rename user table to user_old and again user_old to user to change
# the foreign key reference of user_old table which is not exists
op.execute("ALTER TABLE user RENAME TO user_old")
op.execute("ALTER TABLE user_old RENAME TO user")
# Rename user table to server_old and again server_old to server to
# change the foreign key reference of user_old table which is not
# exists.
op.execute("ALTER TABLE server RENAME TO server_old")
op.execute("ALTER TABLE server_old RENAME TO server")
except Exception as _:
pass
# define table representation
meta = sa.MetaData(bind=op.get_bind())
meta.reflect(only=(table_name,))