1 files changed, 0 insertions, 46 deletions
diff --git a/modules/system/system.install b/modules/system/system.install
index a21d9f503..084248a0c 100644
--- a/modules/system/system.install
+++ b/modules/system/system.install
@@ -311,52 +311,6 @@ function system_requirements($phase) {
  * Implement hook_install().
  */
 function system_install() {
-  if (db_driver() == 'pgsql') {
-    // We create some functions using global names instead of prefixing them
-    // like we do with table names. If this function is ever called again (for
-    // example, by the test framework when creating prefixed test databases),
-    // the global names will already exist. We therefore avoid trying to create
-    // them again in that case.
-
-    // Create functions.
-    db_query('CREATE OR REPLACE FUNCTION "greatest"(numeric, numeric) RETURNS numeric AS
-      \'SELECT CASE WHEN (($1 > $2) OR ($2 IS NULL)) THEN $1 ELSE $2 END;\'
-      LANGUAGE \'sql\''
-    );
-    db_query('CREATE OR REPLACE FUNCTION "greatest"(numeric, numeric, numeric) RETURNS numeric AS
-      \'SELECT greatest($1, greatest($2, $3));\'
-      LANGUAGE \'sql\''
-    );
-    // Don't use {} around pg_proc table.
-    if (!db_query("SELECT COUNT(*) FROM pg_proc WHERE proname = 'rand'")->fetchField()) {
-      db_query('CREATE OR REPLACE FUNCTION "rand"() RETURNS float AS
-        \'SELECT random();\'
-        LANGUAGE \'sql\''
-      );
-    }
-
-    // Don't use {} around pg_proc table.
-    if (!db_query("SELECT COUNT(*) FROM pg_proc WHERE proname = 'concat'")->fetchField()) {
-      db_query('CREATE OR REPLACE FUNCTION "concat"(text, text) RETURNS text AS
-        \'SELECT $1 || $2;\'
-        LANGUAGE \'sql\''
-      );
-    }
-    db_query('CREATE OR REPLACE FUNCTION "if"(boolean, text, text) RETURNS text AS
-      \'SELECT CASE WHEN $1 THEN $2 ELSE $3 END;\'
-      LANGUAGE \'sql\''
-    );
-    db_query('CREATE OR REPLACE FUNCTION "if"(boolean, integer, integer) RETURNS integer AS
-      \'SELECT CASE WHEN $1 THEN $2 ELSE $3 END;\'
-      LANGUAGE \'sql\''
-    );
-
-    db_query('CREATE OR REPLACE FUNCTION "substring_index"(text, text, integer) RETURNS text AS
-      \'SELECT array_to_string((string_to_array($1, $2)) [1:$3], $2);\'
-      LANGUAGE \'sql\''
-    );
-  }
-
   // Create tables.
   $modules = array('system', 'filter', 'user', 'node');
   foreach ($modules as $module) {