78 lines
3.1 KiB
Plaintext
78 lines
3.1 KiB
Plaintext
-- Add to the search path the schema
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SET search_path TO public,cartodb,cdb_dataservices_client;
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CREATE TABLE my_table(cartodb_id int);
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INSERT INTO my_table (cartodb_id) VALUES (1);
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-- Mock the server functions
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CREATE OR REPLACE FUNCTION cdb_dataservices_server._DST_ConnectUserTable(username text, orgname text, user_db_role text, input_schema text, dbname text, table_name text)
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RETURNS cdb_dataservices_client.ds_fdw_metadata AS $$
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BEGIN
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RETURN ('dummy_schema'::text, 'dummy_table'::text, 'dummy_server'::text);
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END;
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$$ LANGUAGE 'plpgsql';
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CREATE OR REPLACE FUNCTION cdb_dataservices_server._DST_GetReturnMetadata(username text, orgname text, function_name text, params json)
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RETURNS cdb_dataservices_client.ds_return_metadata AS $$
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BEGIN
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RETURN (Array['total_pop'], Array['double precision']);
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END;
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$$ LANGUAGE 'plpgsql';
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CREATE OR REPLACE FUNCTION cdb_dataservices_server._DST_FetchJoinFdwTableData(username text, orgname text, table_schema text, table_name text, function_name text, params json)
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RETURNS RECORD AS $$
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BEGIN
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RETURN (23.4::double precision, 1::int);
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END;
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$$ LANGUAGE 'plpgsql';
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CREATE OR REPLACE FUNCTION cdb_dataservices_server._DST_DisconnectUserTable(username text, orgname text, table_schema text, table_name text, servername text)
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RETURNS boolean AS $$
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BEGIN
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RETURN true;
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END;
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$$ LANGUAGE 'plpgsql';
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SELECT CDB_Conf_SetConf('api_keys_postgres', '{"username": "test_user", "permissions": [""]}');
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cdb_conf_setconf
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------------------
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(1 row)
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-- Create a sample user table
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CREATE TABLE user_table (cartodb_id int, the_geom geometry);
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INSERT INTO user_table(cartodb_id, the_geom) VALUES (1, '0101000020E6100000F74FC902E07D52C05FE24CC7654B4440');
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INSERT INTO user_table(cartodb_id, the_geom) VALUES (2, '0101000020E6100000F74FC902E07D52C05FE24CC7654B4440');
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INSERT INTO user_table(cartodb_id, the_geom) VALUES (3, '0101000020E6100000F74FC902E07D52C05FE24CC7654B4440');
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-- Prepare a table with the total_pop column
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SELECT cdb_dataservices_client._DST_PrepareTableOBS_GetMeasure('my_table_dst', '{"dummy":"dummy"}'::json);
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_dst_preparetableobs_getmeasure
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---------------------------------
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t
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(1 row)
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-- The table should now exist and be empty
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SELECT * FROM my_table_dst;
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cartodb_id | the_geom | total_pop
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------------+----------+-----------
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(0 rows)
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-- Populate the table with measurement data
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SELECT cdb_dataservices_client._DST_PopulateTableOBS_GetMeasure('user_table', 'my_table_dst', '{"dummy":"dummy"}'::json);
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_dst_populatetableobs_getmeasure
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----------------------------------
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t
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(1 row)
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-- The table should now show the results
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SELECT * FROM my_table_dst;
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cartodb_id | the_geom | total_pop
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------------+----------------------------------------------------+-----------
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1 | 0101000020E6100000F74FC902E07D52C05FE24CC7654B4440 | 23.4
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2 | 0101000020E6100000F74FC902E07D52C05FE24CC7654B4440 |
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3 | 0101000020E6100000F74FC902E07D52C05FE24CC7654B4440 |
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(3 rows)
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-- Clean tables
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DROP TABLE my_table_dst;
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SELECT CDB_Conf_RemoveConf('api_keys_postgres');
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cdb_conf_removeconf
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---------------------
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(1 row)
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