4.21.3

app/migrations/versions/2021_080409_9014cca7097c_.py

@@ -0,0 +1,41 @@
+"""empty message
+
+Revision ID: 9014cca7097c
+Revises: ffa75d04e6ef
+Create Date: 2021-08-04 09:28:26.620053
+
+"""
+import sqlalchemy_utils
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '9014cca7097c'
+down_revision = 'ffa75d04e6ef'
+branch_labels = None
+depends_on = None
+
+from sqlalchemy.orm import sessionmaker
+
+Session = sessionmaker()
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    bind = op.get_bind()
+    session = Session(bind=bind)
+
+    session.execute("""
+    ALTER TABLE alias ADD COLUMN ts_vector tsvector GENERATED ALWAYS
+    AS (to_tsvector('english', note)) STORED;
+    """)
+
+    op.create_index('ix_video___ts_vector__', 'alias', ['ts_vector'], unique=False, postgresql_using='gin')
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_index('ix_video___ts_vector__', table_name='alias')
+    op.drop_column('alias', 'ts_vector')
+    # ### end Alembic commands ###