diff options
Diffstat (limited to 'django')
-rw-r--r-- | django/db/backends/oracle/operations.py | 10 | ||||
-rw-r--r-- | django/db/backends/postgresql/features.py | 3 |
2 files changed, 6 insertions, 7 deletions
diff --git a/django/db/backends/oracle/operations.py b/django/db/backends/oracle/operations.py index d34ca23bae..64b1f82071 100644 --- a/django/db/backends/oracle/operations.py +++ b/django/db/backends/oracle/operations.py @@ -296,12 +296,6 @@ END; columns.append(value[0]) return tuple(columns) - def field_cast_sql(self, db_type, internal_type): - if db_type and db_type.endswith("LOB") and internal_type != "JSONField": - return "DBMS_LOB.SUBSTR(%s)" - else: - return "%s" - def no_limit_value(self): return None @@ -344,7 +338,9 @@ END; def lookup_cast(self, lookup_type, internal_type=None): if lookup_type in ("iexact", "icontains", "istartswith", "iendswith"): return "UPPER(%s)" - if internal_type == "JSONField" and lookup_type == "exact": + if ( + lookup_type != "isnull" and internal_type in ("BinaryField", "TextField") + ) or (lookup_type == "exact" and internal_type == "JSONField"): return "DBMS_LOB.SUBSTR(%s)" return "%s" diff --git a/django/db/backends/postgresql/features.py b/django/db/backends/postgresql/features.py index aa68465df9..732b30b0a4 100644 --- a/django/db/backends/postgresql/features.py +++ b/django/db/backends/postgresql/features.py @@ -82,6 +82,9 @@ class DatabaseFeatures(BaseDatabaseFeatures): "indexes.tests.SchemaIndexesNotPostgreSQLTests." "test_create_index_ignores_opclasses", }, + "PostgreSQL requires casting to text.": { + "lookup.tests.LookupTests.test_textfield_exact_null", + }, } @cached_property |