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Initial implementation of CDB_Federated_Table_Register

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This commit is contained in:
Raul Marin
2019-10-30 11:40:35 +01:00
parent 77868a541d
commit a26b96347a
6 changed files with 275 additions and 8 deletions
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11
scripts-available/CDB_FederatedServerListRemote.sql
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@@ -18,6 +18,7 @@ DECLARE
inf_schema name := 'information_schema';
remote_table name := 'schemata';
local_schema name := @extschema@.__CDB_FS_Create_Schema(server_internal, inf_schema);
role_name text := @extschema@.__CDB_FS_Generate_Server_Role_Name(server_internal);
BEGIN
-- Import the foreign schemata if not done
IF NOT EXISTS (
@@ -82,18 +83,18 @@ LANGUAGE PLPGSQL VOLATILE PARALLEL UNSAFE;
--
-- List remote schemas in a federated server that the current user has access to.
--
CREATE OR REPLACE FUNCTION @extschema@.CDB_Federated_Server_List_Remote_Schemas(remote_server name)
CREATE OR REPLACE FUNCTION @extschema@.CDB_Federated_Server_List_Remote_Schemas(server TEXT)
RETURNS TABLE(remote_schema name)
AS $$
DECLARE
server_internal name := @extschema@.__CDB_FS_Generate_Server_Name(input_name := remote_server, check_existence := true);
server_internal name := @extschema@.__CDB_FS_Generate_Server_Name(input_name := server, check_existence := true);
server_type name := @extschema@.__CDB_FS_server_type(server_internal);
BEGIN
CASE server_type
WHEN 'postgres_fdw' THEN
RETURN QUERY SELECT @extschema@.__CDB_FS_List_Foreign_Schemas_PG(server_internal);
ELSE
RAISE EXCEPTION 'Not implemented server type % for remote server %', server_type, remote_server;
RAISE EXCEPTION 'Not implemented server type % for remote server %', server_type, server;
END CASE;
END
$$
@@ -102,11 +103,11 @@ LANGUAGE PLPGSQL VOLATILE PARALLEL UNSAFE;
--
-- List remote tables in a federated server that the current user has access to.
--
CREATE OR REPLACE FUNCTION @extschema@.CDB_Federated_Server_List_Remote_Tables(remote_server name, remote_schema name)
CREATE OR REPLACE FUNCTION @extschema@.CDB_Federated_Server_List_Remote_Tables(server TEXT, remote_schema TEXT)
RETURNS TABLE(remote_table name)
AS $$
DECLARE
server_internal name := @extschema@.__CDB_FS_Generate_Server_Name(input_name := remote_server, check_existence := true);
server_internal name := @extschema@.__CDB_FS_Generate_Server_Name(input_name := server, check_existence := true);
server_type name := @extschema@.__CDB_FS_server_type(server_internal);
BEGIN
CASE server_type