U \d[@s<dZddlmZddlZdZdZdZdZddZ dd Z dS) zhempty message Revision ID: ee8b019d2cb5 Revises: 97af02d0c149 Create Date: 2020-10-28 15:58:08.528907 )opNZ ee8b019d2cb5Z 97af02d0c149cCsTtdtjdtjddddtjtdddgdd tddd dgd gdS) Ncmf_u_work_chat_grouplast_comment_id@)lengthT)nullable(ix_cmf_u_work_chat_group_last_comment_idF)unique cmf_commentid)r add_columnsaColumnCHAR create_indexfcreate_foreign_keyrr./opt/eva-app/alembic/versions/ee8b019d2cb5_.pyupgrades rcCs4tjddddtjtdddtdddS)Nr foreignkey)type_r) table_namer)rdrop_constraint drop_indexr drop_columnrrrr downgradesr) __doc__alembicr sqlalchemyr revision down_revision branch_labels depends_onrrrrrrs