Removed the old versioning system

client/sql/15_config_management.sql

@@ -0,0 +1,37 @@
+CREATE TYPE cdb_dataservices_client._entity_config AS (
+    username text,
+    organization_name text
+);
+
+--
+-- Get entity config function
+--
+-- The purpose of this function is to retrieve the username and organization name from
+-- a) schema where he/her is the owner in case is an organization user
+-- b) entity_name from the cdb_conf database in case is a non organization user
+CREATE OR REPLACE FUNCTION cdb_dataservices_client._cdb_entity_config()
+RETURNS record AS $$
+DECLARE
+    result cdb_dataservices_client._entity_config;
+    is_organization boolean;
+    username text;
+    organization_name text;
+BEGIN
+    SELECT cartodb.cdb_conf_getconf('user_config')->'is_organization' INTO is_organization;
+    IF is_organization IS NULL THEN
+        RAISE EXCEPTION 'User must have user configuration in the config table';
+    ELSIF is_organization = TRUE THEN
+        SELECT nspname
+        FROM pg_namespace s
+        LEFT JOIN pg_roles r ON s.nspowner = r.oid
+        WHERE r.rolname = session_user INTO username;
+        SELECT cartodb.cdb_conf_getconf('user_config')->>'entity_name' INTO organization_name;
+    ELSE
+        SELECT cartodb.cdb_conf_getconf('user_config')->>'entity_name' INTO username;
+        organization_name = NULL;
+    END IF;
+    result.username = username;
+    result.organization_name = organization_name;
+    RETURN result;
+END;
+$$ LANGUAGE 'plpgsql' SECURITY DEFINER;