sql

lib/sql/scripts-available/CDB_TableIndexes.sql

@@ -0,0 +1,27 @@
+-- Function returning indexes for a table
+CREATE OR REPLACE FUNCTION @extschema@.CDB_TableIndexes(REGCLASS)
+RETURNS TABLE(index_name name, index_unique bool, index_primary bool, index_keys text array)
+AS $$
+
+  SELECT pg_class.relname as index_name,
+         idx.indisunique as index_unique,
+         idx.indisprimary as index_primary,
+         ARRAY(
+         SELECT pg_get_indexdef(idx.indexrelid, k + 1, true)
+         FROM generate_subscripts(idx.indkey, 1) as k
+         ORDER BY k
+         ) as index_keys
+  FROM pg_indexes,
+       pg_index as idx 
+  JOIN pg_class
+  ON pg_class.oid = idx.indexrelid 
+  WHERE pg_indexes.tablename = '' || $1 || ''
+  AND '' || $1 || '' IN (SELECT CDB_UserTables())
+  AND pg_class.relname=pg_indexes.indexname
+  ;
+
+$$ LANGUAGE SQL STABLE PARALLEL SAFE;
+
+-- This is to migrate from pre-0.2.0 version
+-- See http://github.com/CartoDB/cartodb-postgresql/issues/36
+GRANT EXECUTE ON FUNCTION @extschema@.CDB_TableIndexes(REGCLASS) TO public;