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handle the case pg_trgm is already loaded

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This commit is contained in:
Son Nguyen Kim 2021-09-16 18:02:45 +02:00
parent da0ddd5a34
commit 981f6ecfb2
1 changed files with 10 additions and 2 deletions
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migrations/versions/2021_082012_424808e1fe49_.py
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@ -8,7 +8,8 @@ Create Date: 2021-08-20 12:11:57.901994
import sqlalchemy_utils
from alembic import op
import sqlalchemy as sa
from psycopg2 import errors
from psycopg2.errorcodes import DUPLICATE_OBJECT
# revision identifiers, used by Alembic.
revision = '424808e1fe49'
@ -19,7 +20,14 @@ depends_on = None
def upgrade():
# ### commands auto generated by Alembic - please adjust! ###
op.execute('CREATE EXTENSION pg_trgm')
try:
op.execute('CREATE EXTENSION pg_trgm')
# thanks to https://stackoverflow.com/a/58743364/1428034 !
except sa.exc.ProgrammingError as e:
if isinstance(e.orig, errors.lookup(DUPLICATE_OBJECT)):
print(">>> pg_trgm already loaded, ignore")
op.execute("Rollback")
op.create_index('note_pg_trgm_index', 'alias', ['note'], unique=False, postgresql_ops={'note': 'gin_trgm_ops'}, postgresql_using='gin')
# ### end Alembic commands ###