config root man

--echo #
--echo # Test of rewrites of queries where the database (a.k.a. schema) is not
--echo # specified in the pattern.
--echo #
--echo # MySQL behaves in the most peculiar way in this respect. Some
--echo # explanation is order here: When a query is parsed, the
--echo # parser injects the current database when parsing a table name, i.e.
--echo # 'table' is _parsed_ as '<current database>.table'.
--echo #
--echo # The session that loads the rules has no current database, so the rule
--echo # has to specify it if there are unqualified table names in the pattern.
--echo #

CALL mtr.add_suppression("Plugin rewriter reported: 'Some rules failed to load.'");

--source suite/query_rewrite_plugins/include/have_plugin_rewriter.inc

CREATE DATABASE db1;
CREATE DATABASE db2;

CREATE TABLE t1 ( a VARCHAR(23) );
INSERT INTO t1 VALUES ( 'This was not rewritten.' );

--source suite/query_rewrite_plugins/include/install_rewriter.inc

INSERT
INTO query_rewrite.rewrite_rules ( pattern, pattern_database, replacement )
VALUES ( 'SELECT * FROM db1.nonexistent_table1', NULL, 'SELECT "Rule #1"' ),
       ( 'SELECT * FROM db2.nonexistent_table2', NULL, 'SELECT "Rule #2"' ),
       ( 'SELECT * FROM nonexistent_table_db1', 'db1', 'SELECT "Rule #3"' ),
       ( 'SELECT * FROM nonexistent_table_db2', 'db2', 'SELECT "Rule #4"' ),
       ( 'SELECT * FROM nonexistent_table',      NULL, 'SELECT "Rule #5"' ),
       ( 'SELECT * FROM test.t1',              'test', 'SELECT "Rule #6"' ),
       ( 'SELECT 1 FROM t1',                   'test', 'SELECT 4 FROM t1' ),
       ( 'SELECT 2 FROM t1',                     NULL, 'SELECT 5 FROM t1' ),
       ( 'SELECT 3 FROM test.t1',                NULL, 'SELECT 6 FROM t1' );

--error ER_SIGNAL_EXCEPTION
CALL query_rewrite.flush_rewrite_rules();

SELECT * FROM query_rewrite.rewrite_rules;

USE test;

SELECT * FROM db1.nonexistent_table1;
SELECT * FROM db2.nonexistent_table2;
--error ER_NO_SUCH_TABLE
SELECT * FROM nonexistent_table_db1;
--error ER_NO_SUCH_TABLE
SELECT * FROM nonexistent_table_db2;
SELECT * FROM test.t1;
SELECT 1 FROM t1;

USE db1;

SELECT * FROM db1.nonexistent_table1;
SELECT * FROM db2.nonexistent_table2;
SELECT * FROM nonexistent_table_db1;
--error ER_NO_SUCH_TABLE
SELECT * FROM nonexistent_table_db2;
SELECT * FROM test.t1;
--error ER_NO_SUCH_TABLE
SELECT 1 FROM t1;

USE db2;

SELECT * FROM db1.nonexistent_table1;
SELECT * FROM db2.nonexistent_table2;
--error ER_NO_SUCH_TABLE
SELECT * FROM nonexistent_table_db1;
SELECT * FROM nonexistent_table_db2;
SELECT * FROM test.t1;
--error ER_NO_SUCH_TABLE
SELECT 1 FROM t1;

DROP DATABASE db1;
DROP DATABASE db2;
USE test;
DROP TABLE t1;
--source suite/query_rewrite_plugins/include/uninstall_rewriter.inc