x/sqlalchemy-migrate
Code Issues Proposed changes

Merge "Fix ibmdb2 unique constraint handling for sqlalchemy 0.9"

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Jenkins 2014-10-10 12:32:25 +00:00 committed by Gerrit Code Review
commit 1e83840c98
1 changed files with 3 additions and 3 deletions
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6
migrate/changeset/databases/ibmdb2.py
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@ -262,13 +262,13 @@ class IBMDBConstraintGenerator(ansisql.ANSIConstraintGenerator):
if (isinstance(constraint, UniqueConstraint) and
is_unique_constraint_with_null_columns_supported(
self.dialect)):
for column in constraint.columns._all_cols:
for column in constraint:
if column.nullable:
constraint.exclude_nulls = True
break
if getattr(constraint, 'exclude_nulls', None):
index = Index(constraint.name,
*(column for column in constraint.columns._all_cols),
*(column for column in constraint),
unique=True)
sql = self.process(CreateIndex(index))
sql += ' EXCLUDE NULL KEYS'
@ -285,7 +285,7 @@ class IBMDBConstraintDropper(ansisql.ANSIConstraintDropper,
if (isinstance(constraint, UniqueConstraint) and
is_unique_constraint_with_null_columns_supported(
self.dialect)):
for column in constraint.columns._all_cols:
for column in constraint:
if column.nullable:
constraint.exclude_nulls = True
break