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feat: optimize for migration versions (#28787)

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Co-authored-by: -LAN- <laipz8200@outlook.com>
This commit is contained in:
longbingljw
2026-01-03 20:33:20 +08:00
committed by GitHub
parent c1bb310183
commit 9a22baf57d
37 changed files with 244 additions and 678 deletions
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72
api/migrations/versions/42e85ed5564d_conversation_columns_set_nullable.py
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@ -7,14 +7,10 @@ Create Date: 2024-03-07 08:30:29.133614
"""
import sqlalchemy as sa
from alembic import op
from sqlalchemy.dialects import postgresql
import models.types
def _is_pg(conn):
return conn.dialect.name == "postgresql"
# revision identifiers, used by Alembic.
revision = '42e85ed5564d'
down_revision = 'f9107f83abab'
@ -24,59 +20,31 @@ depends_on = None
def upgrade():
# ### commands auto generated by Alembic - please adjust! ###
conn = op.get_bind()
if _is_pg(conn):
with op.batch_alter_table('conversations', schema=None) as batch_op:
batch_op.alter_column('app_model_config_id',
existing_type=postgresql.UUID(),
nullable=True)
batch_op.alter_column('model_provider',
existing_type=sa.VARCHAR(length=255),
nullable=True)
batch_op.alter_column('model_id',
existing_type=sa.VARCHAR(length=255),
nullable=True)
else:
with op.batch_alter_table('conversations', schema=None) as batch_op:
batch_op.alter_column('app_model_config_id',
existing_type=models.types.StringUUID(),
nullable=True)
batch_op.alter_column('model_provider',
existing_type=sa.VARCHAR(length=255),
nullable=True)
batch_op.alter_column('model_id',
existing_type=sa.VARCHAR(length=255),
nullable=True)
with op.batch_alter_table('conversations', schema=None) as batch_op:
batch_op.alter_column('app_model_config_id',
existing_type=models.types.StringUUID(),
nullable=True)
batch_op.alter_column('model_provider',
existing_type=sa.VARCHAR(length=255),
nullable=True)
batch_op.alter_column('model_id',
existing_type=sa.VARCHAR(length=255),
nullable=True)
# ### end Alembic commands ###
def downgrade():
# ### commands auto generated by Alembic - please adjust! ###
conn = op.get_bind()
if _is_pg(conn):
with op.batch_alter_table('conversations', schema=None) as batch_op:
batch_op.alter_column('model_id',
existing_type=sa.VARCHAR(length=255),
nullable=False)
batch_op.alter_column('model_provider',
existing_type=sa.VARCHAR(length=255),
nullable=False)
batch_op.alter_column('app_model_config_id',
existing_type=postgresql.UUID(),
nullable=False)
else:
with op.batch_alter_table('conversations', schema=None) as batch_op:
batch_op.alter_column('model_id',
existing_type=sa.VARCHAR(length=255),
nullable=False)
batch_op.alter_column('model_provider',
existing_type=sa.VARCHAR(length=255),
nullable=False)
batch_op.alter_column('app_model_config_id',
existing_type=models.types.StringUUID(),
nullable=False)
with op.batch_alter_table('conversations', schema=None) as batch_op:
batch_op.alter_column('model_id',
existing_type=sa.VARCHAR(length=255),
nullable=False)
batch_op.alter_column('model_provider',
existing_type=sa.VARCHAR(length=255),
nullable=False)
batch_op.alter_column('app_model_config_id',
existing_type=models.types.StringUUID(),
nullable=False)
# ### end Alembic commands ###