225 lines
9.4 KiB
Plaintext
225 lines
9.4 KiB
Plaintext
--
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-- Test foreign-data wrapper file_fdw.
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--
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-- Clean up in case a prior regression run failed
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SET client_min_messages TO 'warning';
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DROP ROLE IF EXISTS regress_file_fdw_superuser, regress_file_fdw_user, regress_no_priv_user;
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RESET client_min_messages;
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CREATE ROLE regress_file_fdw_superuser LOGIN SUPERUSER; -- is a superuser
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CREATE ROLE regress_file_fdw_user LOGIN; -- has priv and user mapping
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CREATE ROLE regress_no_priv_user LOGIN; -- has priv but no user mapping
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-- Install file_fdw
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CREATE EXTENSION file_fdw;
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-- regress_file_fdw_superuser owns fdw-related objects
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SET ROLE regress_file_fdw_superuser;
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CREATE SERVER file_server FOREIGN DATA WRAPPER file_fdw;
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-- privilege tests
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SET ROLE regress_file_fdw_user;
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CREATE FOREIGN DATA WRAPPER file_fdw2 HANDLER file_fdw_handler VALIDATOR file_fdw_validator; -- ERROR
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CREATE SERVER file_server2 FOREIGN DATA WRAPPER file_fdw; -- ERROR
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CREATE USER MAPPING FOR regress_file_fdw_user SERVER file_server; -- ERROR
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SET ROLE regress_file_fdw_superuser;
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GRANT USAGE ON FOREIGN SERVER file_server TO regress_file_fdw_user;
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SET ROLE regress_file_fdw_user;
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CREATE USER MAPPING FOR regress_file_fdw_user SERVER file_server;
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-- create user mappings and grant privilege to test users
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SET ROLE regress_file_fdw_superuser;
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CREATE USER MAPPING FOR regress_file_fdw_superuser SERVER file_server;
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CREATE USER MAPPING FOR regress_no_priv_user SERVER file_server;
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-- validator tests
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CREATE FOREIGN TABLE tbl () SERVER file_server OPTIONS (format 'xml'); -- ERROR
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CREATE FOREIGN TABLE tbl () SERVER file_server OPTIONS (format 'text', header 'true'); -- ERROR
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CREATE FOREIGN TABLE tbl () SERVER file_server OPTIONS (format 'text', quote ':'); -- ERROR
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CREATE FOREIGN TABLE tbl () SERVER file_server OPTIONS (format 'text', escape ':'); -- ERROR
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CREATE FOREIGN TABLE tbl () SERVER file_server OPTIONS (format 'binary', header 'true'); -- ERROR
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CREATE FOREIGN TABLE tbl () SERVER file_server OPTIONS (format 'binary', quote ':'); -- ERROR
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CREATE FOREIGN TABLE tbl () SERVER file_server OPTIONS (format 'binary', escape ':'); -- ERROR
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CREATE FOREIGN TABLE tbl () SERVER file_server OPTIONS (format 'text', delimiter 'a'); -- ERROR
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CREATE FOREIGN TABLE tbl () SERVER file_server OPTIONS (format 'text', escape '-'); -- ERROR
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CREATE FOREIGN TABLE tbl () SERVER file_server OPTIONS (format 'csv', quote '-', null '=-='); -- ERROR
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CREATE FOREIGN TABLE tbl () SERVER file_server OPTIONS (format 'csv', delimiter '-', null '=-='); -- ERROR
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CREATE FOREIGN TABLE tbl () SERVER file_server OPTIONS (format 'csv', delimiter '-', quote '-'); -- ERROR
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CREATE FOREIGN TABLE tbl () SERVER file_server OPTIONS (format 'csv', delimiter '---'); -- ERROR
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CREATE FOREIGN TABLE tbl () SERVER file_server OPTIONS (format 'csv', quote '---'); -- ERROR
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CREATE FOREIGN TABLE tbl () SERVER file_server OPTIONS (format 'csv', escape '---'); -- ERROR
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CREATE FOREIGN TABLE tbl () SERVER file_server OPTIONS (format 'text', delimiter '\'); -- ERROR
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CREATE FOREIGN TABLE tbl () SERVER file_server OPTIONS (format 'text', delimiter '.'); -- ERROR
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CREATE FOREIGN TABLE tbl () SERVER file_server OPTIONS (format 'text', delimiter '1'); -- ERROR
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CREATE FOREIGN TABLE tbl () SERVER file_server OPTIONS (format 'text', delimiter 'a'); -- ERROR
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CREATE FOREIGN TABLE tbl () SERVER file_server OPTIONS (format 'csv', delimiter '
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'); -- ERROR
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CREATE FOREIGN TABLE tbl () SERVER file_server OPTIONS (format 'csv', null '
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'); -- ERROR
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CREATE FOREIGN TABLE tbl () SERVER file_server; -- ERROR
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CREATE FOREIGN TABLE agg_text (
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a int2 CHECK (a >= 0),
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b float4
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) SERVER file_server
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OPTIONS (format 'text', filename '@abs_srcdir@/data/agg.data', delimiter ' ', null '\N');
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GRANT SELECT ON agg_text TO regress_file_fdw_user;
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CREATE FOREIGN TABLE agg_csv (
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a int2,
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b float4
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) SERVER file_server
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OPTIONS (format 'csv', filename '@abs_srcdir@/data/agg.csv', header 'true', delimiter ';', quote '@', escape '"', null '');
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ALTER FOREIGN TABLE agg_csv ADD CHECK (a >= 0);
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CREATE FOREIGN TABLE agg_bad (
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a int2,
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b float4
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) SERVER file_server
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OPTIONS (format 'csv', filename '@abs_srcdir@/data/agg.bad', header 'true', delimiter ';', quote '@', escape '"', null '');
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ALTER FOREIGN TABLE agg_bad ADD CHECK (a >= 0);
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-- per-column options tests
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CREATE FOREIGN TABLE text_csv (
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word1 text OPTIONS (force_not_null 'true'),
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word2 text OPTIONS (force_not_null 'off'),
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word3 text OPTIONS (force_null 'true'),
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word4 text OPTIONS (force_null 'off')
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) SERVER file_server
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OPTIONS (format 'text', filename '@abs_srcdir@/data/text.csv', null 'NULL');
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SELECT * FROM text_csv; -- ERROR
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ALTER FOREIGN TABLE text_csv OPTIONS (SET format 'csv');
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\pset null _null_
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SELECT * FROM text_csv;
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-- force_not_null and force_null can be used together on the same column
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ALTER FOREIGN TABLE text_csv ALTER COLUMN word1 OPTIONS (force_null 'true');
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ALTER FOREIGN TABLE text_csv ALTER COLUMN word3 OPTIONS (force_not_null 'true');
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-- force_not_null is not allowed to be specified at any foreign object level:
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ALTER FOREIGN DATA WRAPPER file_fdw OPTIONS (ADD force_not_null '*'); -- ERROR
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ALTER SERVER file_server OPTIONS (ADD force_not_null '*'); -- ERROR
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CREATE USER MAPPING FOR public SERVER file_server OPTIONS (force_not_null '*'); -- ERROR
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CREATE FOREIGN TABLE tbl () SERVER file_server OPTIONS (force_not_null '*'); -- ERROR
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-- force_null is not allowed to be specified at any foreign object level:
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ALTER FOREIGN DATA WRAPPER file_fdw OPTIONS (ADD force_null '*'); -- ERROR
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ALTER SERVER file_server OPTIONS (ADD force_null '*'); -- ERROR
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CREATE USER MAPPING FOR public SERVER file_server OPTIONS (force_null '*'); -- ERROR
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CREATE FOREIGN TABLE tbl () SERVER file_server OPTIONS (force_null '*'); -- ERROR
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-- basic query tests
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SELECT * FROM agg_text WHERE b > 10.0 ORDER BY a;
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SELECT * FROM agg_csv ORDER BY a;
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SELECT * FROM agg_csv c JOIN agg_text t ON (t.a = c.a) ORDER BY c.a;
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-- error context report tests
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SELECT * FROM agg_bad; -- ERROR
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-- misc query tests
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\t on
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EXPLAIN (VERBOSE, COSTS FALSE) SELECT * FROM agg_csv;
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\t off
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PREPARE st(int) AS SELECT * FROM agg_csv WHERE a = $1;
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EXECUTE st(100);
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EXECUTE st(100);
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DEALLOCATE st;
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-- tableoid
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SELECT tableoid::regclass, b FROM agg_csv;
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-- updates aren't supported
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INSERT INTO agg_csv VALUES(1,2.0);
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UPDATE agg_csv SET a = 1;
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DELETE FROM agg_csv WHERE a = 100;
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-- but this should be allowed
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SELECT * FROM agg_csv FOR UPDATE;
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-- copy from isn't supported either
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COPY agg_csv FROM STDIN;
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12 3.4
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\.
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-- constraint exclusion tests
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\t on
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EXPLAIN (VERBOSE, COSTS FALSE) SELECT * FROM agg_csv WHERE a < 0;
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\t off
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SELECT * FROM agg_csv WHERE a < 0;
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SET constraint_exclusion = 'on';
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\t on
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EXPLAIN (VERBOSE, COSTS FALSE) SELECT * FROM agg_csv WHERE a < 0;
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\t off
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SELECT * FROM agg_csv WHERE a < 0;
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RESET constraint_exclusion;
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-- table inheritance tests
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CREATE TABLE agg (a int2, b float4);
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ALTER FOREIGN TABLE agg_csv INHERIT agg;
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SELECT tableoid::regclass, * FROM agg;
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SELECT tableoid::regclass, * FROM agg_csv;
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SELECT tableoid::regclass, * FROM ONLY agg;
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-- updates aren't supported
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UPDATE agg SET a = 1;
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DELETE FROM agg WHERE a = 100;
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-- but this should be allowed
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SELECT tableoid::regclass, * FROM agg FOR UPDATE;
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ALTER FOREIGN TABLE agg_csv NO INHERIT agg;
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DROP TABLE agg;
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-- declarative partitioning tests
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SET ROLE regress_file_fdw_superuser;
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CREATE TABLE pt (a int, b text) partition by list (a);
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CREATE FOREIGN TABLE p1 partition of pt for values in (1) SERVER file_server
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OPTIONS (format 'csv', filename '@abs_srcdir@/data/list1.csv', delimiter ',');
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CREATE TABLE p2 partition of pt for values in (2);
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SELECT tableoid::regclass, * FROM pt;
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SELECT tableoid::regclass, * FROM p1;
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SELECT tableoid::regclass, * FROM p2;
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COPY pt FROM '@abs_srcdir@/data/list2.bad' with (format 'csv', delimiter ','); -- ERROR
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COPY pt FROM '@abs_srcdir@/data/list2.csv' with (format 'csv', delimiter ',');
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SELECT tableoid::regclass, * FROM pt;
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SELECT tableoid::regclass, * FROM p1;
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SELECT tableoid::regclass, * FROM p2;
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INSERT INTO pt VALUES (1, 'xyzzy'); -- ERROR
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INSERT INTO pt VALUES (2, 'xyzzy');
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UPDATE pt set a = 1 where a = 2; -- ERROR
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SELECT tableoid::regclass, * FROM pt;
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SELECT tableoid::regclass, * FROM p1;
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SELECT tableoid::regclass, * FROM p2;
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DROP TABLE pt;
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-- generated column tests
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CREATE FOREIGN TABLE gft1 (a int, b text, c text GENERATED ALWAYS AS ('foo') STORED) SERVER file_server
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OPTIONS (format 'csv', filename '@abs_srcdir@/data/list1.csv', delimiter ',');
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SELECT a, c FROM gft1;
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DROP FOREIGN TABLE gft1;
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-- privilege tests
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SET ROLE regress_file_fdw_superuser;
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SELECT * FROM agg_text ORDER BY a;
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SET ROLE regress_file_fdw_user;
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SELECT * FROM agg_text ORDER BY a;
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SET ROLE regress_no_priv_user;
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SELECT * FROM agg_text ORDER BY a; -- ERROR
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SET ROLE regress_file_fdw_user;
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\t on
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EXPLAIN (VERBOSE, COSTS FALSE) SELECT * FROM agg_text WHERE a > 0;
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\t off
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-- file FDW allows foreign tables to be accessed without user mapping
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DROP USER MAPPING FOR regress_file_fdw_user SERVER file_server;
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SELECT * FROM agg_text ORDER BY a;
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-- privilege tests for object
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SET ROLE regress_file_fdw_superuser;
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ALTER FOREIGN TABLE agg_text OWNER TO regress_file_fdw_user;
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ALTER FOREIGN TABLE agg_text OPTIONS (SET format 'text');
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SET ROLE regress_file_fdw_user;
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ALTER FOREIGN TABLE agg_text OPTIONS (SET format 'text');
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SET ROLE regress_file_fdw_superuser;
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-- cleanup
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RESET ROLE;
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DROP EXTENSION file_fdw CASCADE;
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DROP ROLE regress_file_fdw_superuser, regress_file_fdw_user, regress_no_priv_user;
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