Name Type Location Description
DatabaseSchema::indexExists function core/includes/database/schema.inc Checks if an index exists in the given table.
DatabaseSchema_mysql::indexExists function core/includes/database/mysql/schema.inc Checks if an index exists in the given table.
DatabaseRegressionTestCase::testDBIndexExists function core/modules/simpletest/tests/database_test.test Test the db_index_exists() function.