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urbanLifeline/dify/api/migrations/versions/c3311b089690_add_tool_meta.py
2025-12-01 17:21:38 +08:00

44 lines
1.2 KiB
Python

"""add tool meta
Revision ID: c3311b089690
Revises: e2eacc9a1b63
Create Date: 2024-03-28 11:50:45.364875
"""
import sqlalchemy as sa
from alembic import op
import models.types
def _is_pg(conn):
return conn.dialect.name == "postgresql"
# revision identifiers, used by Alembic.
revision = 'c3311b089690'
down_revision = 'e2eacc9a1b63'
branch_labels = None
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('message_agent_thoughts', schema=None) as batch_op:
batch_op.add_column(sa.Column('tool_meta_str', sa.Text(), server_default=sa.text("'{}'::text"), nullable=False))
else:
with op.batch_alter_table('message_agent_thoughts', schema=None) as batch_op:
batch_op.add_column(sa.Column('tool_meta_str', models.types.LongText(), default=sa.text("'{}'"), nullable=False))
# ### end Alembic commands ###
def downgrade():
# ### commands auto generated by Alembic - please adjust! ###
with op.batch_alter_table('message_agent_thoughts', schema=None) as batch_op:
batch_op.drop_column('tool_meta_str')
# ### end Alembic commands ###