Commit c698c559 authored by Claude Paroz's avatar Claude Paroz
Browse files

Created special PostgreSQL text indexes when unique is True 

Refs #19441.
parent a890469d

django/db/backends/postgresql_psycopg2/creation.py

+1 −1
Original line number Diff line number Diff line
@@ -42,7 +42,7 @@ class DatabaseCreation(BaseDatabaseCreation): 


    def sql_indexes_for_field(self, model, f, style):

        output = []

        if f.db_index:

        if f.db_index or f.unique:

            qn = self.connection.ops.quote_name

            db_table = model._meta.db_table

            tablespace = f.db_tablespace or model._meta.db_tablespace

docs/ref/models/fields.txt

+3 −0
Original line number Diff line number Diff line
@@ -272,6 +272,9 @@ field, a :exc:`django.db.IntegrityError` will be raised by the model's 
This option is valid on all field types except :class:`ManyToManyField` and

:class:`FileField`.



Note that when ``unique`` is ``True``, you don't need to specify

:attr:`~Field.db_index`, because ``unique`` implies the creation of an index.



``unique_for_date``

-------------------

tests/regressiontests/indexes/models.py

+1 −1
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@@ -17,4 +17,4 @@ if connection.vendor == 'postgresql': 
    class IndexedArticle(models.Model):

        headline = models.CharField(max_length=100, db_index=True)

        body = models.TextField(db_index=True)

        slug = models.CharField(max_length=40, unique=True, db_index=True)
 
        slug = models.CharField(max_length=40, unique=True)