Cleanup of externals.

[wolnelektury.git] / apps / south / db / postgresql_psycopg2.py

diff --git a/apps/south/db/postgresql_psycopg2.py b/apps/south/db/postgresql_psycopg2.py
deleted file mode 100644 (file)
index 839b4b1..0000000
--- a/apps/south/db/postgresql_psycopg2.py
+++ /dev/null
@@ -1,52 +0,0 @@
-
-from django.db import connection
-from south.db import generic
-
-class DatabaseOperations(generic.DatabaseOperations):
-
-    """
-    PsycoPG2 implementation of database operations.
-    """
-
-    def rename_column(self, table_name, old, new):
-        if old == new:
-            return []
-        qn = connection.ops.quote_name
-        params = (qn(table_name), qn(old), qn(new))
-        self.execute('ALTER TABLE %s RENAME COLUMN %s TO %s;' % params)
-    
-    def rename_table(self, old_table_name, table_name):
-        "will rename the table and an associated ID sequence and primary key index"
-        # First, rename the table
-        generic.DatabaseOperations.rename_table(self, old_table_name, table_name)
-        # Then, try renaming the ID sequence
-        # (if you're using other AutoFields... your problem, unfortunately)
-        self.commit_transaction()
-        self.start_transaction()
-        try:
-            generic.DatabaseOperations.rename_table(self, old_table_name+"_id_seq", table_name+"_id_seq")
-        except:
-            if self.debug:
-                print "   ~ No such sequence (ignoring error)"
-            self.rollback_transaction()
-        else:
-            self.commit_transaction()
-        self.start_transaction()
-
-        # Rename primary key index, will not rename other indices on
-        # the table that are used by django (e.g. foreign keys). Until
-        # figure out how, you need to do this yourself.
-        try:
-            generic.DatabaseOperations.rename_table(self, old_table_name+"_pkey", table_name+ "_pkey")
-        except:
-            if self.debug:
-                print "   ~ No such primary key (ignoring error)"
-            self.rollback_transaction()
-        else:
-            self.commit_transaction()
-        self.start_transaction()
-
-
-    def rename_index(self, old_index_name, index_name):
-        "Rename an index individually"
-        generic.DatabaseOperations.rename_table(self, old_index_name, index_name)