^^&&^^

Edit File: partition_disabled.test

--disable_abort_on_error
# Run this test only when mysqld has partitioning, but it is disabled.
# The statements are not expected to work, just check that we
# can't crash the server.
disable_query_log;
--require r/true.require
SELECT (plugin_status = 'DISABLED') AS `TRUE` FROM information_schema.plugins WHERE plugin_name LIKE 'partition%';
enable_query_log;
--disable_warnings
DROP TABLE IF EXISTS t1;
--enable_warnings
let $MYSQLD_DATADIR= `SELECT @@datadir`;

#
# Bug#39893: Crash if select on a partitioned table,
#            when partitioning is disabled
FLUSH TABLES;
--copy_file $MYSQLTEST_VARDIR/std_data/parts/t1.frm $MYSQLD_DATADIR/test/t1.frm
SELECT * FROM t1;
TRUNCATE TABLE t1;
ANALYZE TABLE t1;
CHECK TABLE t1;
OPTIMIZE TABLE t1;
REPAIR TABLE t1;
ALTER TABLE t1 REPAIR PARTITION ALL;
ALTER TABLE t1 CHECK PARTITION ALL;
ALTER TABLE t1 OPTIMIZE PARTITION ALL;
ALTER TABLE t1 ANALYZE PARTITION ALL;
ALTER TABLE t1 REBUILD PARTITION ALL;
ALTER TABLE t1 ENGINE Memory;
ALTER TABLE t1 ADD (new INT);
DROP TABLE t1;

--error ER_OPTION_PREVENTS_STATEMENT
ALTER TABLE t1 PARTITION BY KEY(joined) PARTITIONS 2;

--error ER_BAD_TABLE_ERROR
drop table t1;

--error ER_OPTION_PREVENTS_STATEMENT
CREATE TABLE t1 (
    firstname VARCHAR(25) NOT NULL,
    lastname VARCHAR(25) NOT NULL,
    username VARCHAR(16) NOT NULL,
    email VARCHAR(35),
    joined DATE NOT NULL
)
PARTITION BY RANGE( YEAR(joined) ) (
    PARTITION p0 VALUES LESS THAN (1960),
    PARTITION p1 VALUES LESS THAN (1970),
    PARTITION p2 VALUES LESS THAN (1980),
    PARTITION p3 VALUES LESS THAN (1990),
    PARTITION p4 VALUES LESS THAN MAXVALUE
);
--error ER_BAD_TABLE_ERROR
drop table t1;

--error ER_OPTION_PREVENTS_STATEMENT
CREATE TABLE t1 (id INT, purchased DATE)
    PARTITION BY RANGE( YEAR(purchased) )
    SUBPARTITION BY HASH( TO_DAYS(purchased) )
    SUBPARTITIONS 2 (
        PARTITION p0 VALUES LESS THAN (1990),
        PARTITION p1 VALUES LESS THAN (2000),
        PARTITION p2 VALUES LESS THAN MAXVALUE
    );
--error ER_BAD_TABLE_ERROR
drop table t1;

# Create a table without partitions to test "EXPLAIN PARTITIONS"
create table t1 (a varchar(10) charset latin1 collate latin1_bin);
insert into t1 values (''),(' '),('a'),('a '),('a  ');
explain partitions select * from t1 where a='a ' OR a='a';
drop table t1;
--echo #
--echo # bug#11760213-52599: ALTER TABLE REMOVE PARTITIONING ON NON-PARTITIONED
--echo #                                 TABLE CORRUPTS MYISAM
--disable_warnings
DROP TABLE if exists `t1`;
--enable_warnings
CREATE TABLE  `t1`(`a` INT)ENGINE=myisam;
ALTER TABLE `t1` ADD COLUMN `b` INT;
CREATE UNIQUE INDEX `i1` ON `t1`(`b`);
CREATE UNIQUE INDEX `i2` ON `t1`(`a`);
ALTER TABLE `t1` ADD PRIMARY KEY  (`a`);
--error ER_OPTION_PREVENTS_STATEMENT
ALTER TABLE `t1` REMOVE PARTITIONING;
CHECK TABLE `t1` EXTENDED;
DROP TABLE t1;