drop table if exists t1,t3,t4,t5;
drop database if exists test_test;
SET SESSION STORAGE_ENGINE = MyISAM;
drop table if exists t1,t3,t4,t5;
create table t1 (a int, b char(10), key a  (a), key b  (a,b));
insert into t1 values
(17,"ddd"),(18,"eee"),(19,"fff"),(19,"yyy"),
(14,"aaa"),(16,"ccc"),(16,"xxx"),
(20,"ggg"),(21,"hhh"),(22,"iii");
handler t1 open;
handler t1 read a=(SELECT 1);
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'SELECT 1)' at line 1
handler t1 read a=(1) FIRST;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'FIRST' at line 1
handler t1 read a=(1) NEXT;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'NEXT' at line 1
handler t1 read last;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1
handler t1 close;
drop table t1;
CREATE TABLE t1(a INT, PRIMARY KEY(a));
insert into t1 values(1),(2);
handler t1 open;
handler t1 read primary=(1);
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'primary=(1)' at line 1
handler t1 read `primary`=(1);
a
1
handler t1 close;
drop table t1;
create database test_test;
use test_test;
create table t1(table_id char(20), primary key  (table_id));
insert into t1 values ('test_test.t1');
insert into t1 values ('');
handler t1 open;
handler t1 read first limit 9;
table_id
test_test.t1

create table t2(table_id char(20), primary key  (table_id));
insert into t2 values ('test_test.t2');
insert into t2 values ('');
handler t2 open;
handler t2 read first limit 9;
table_id
test_test.t2

use test;
create table t1(table_id char(20), primary key  (table_id));
insert into t1 values ('test.t1');
insert into t1 values ('');
handler t1 open;
ERROR 42000: Not unique table/alias: 't1'
use test;
handler test.t1 read first limit 9;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'read first limit 9' at line 1
handler test_test.t1 read first limit 9;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'read first limit 9' at line 1
handler t1 read first limit 9;
table_id
test_test.t1

handler test_test.t2 read first limit 9;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'read first limit 9' at line 1
handler t2 read first limit 9;
table_id
test_test.t2

handler test_test.t1 close;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'close' at line 1
handler t1 close;
drop table test_test.t1;
handler test_test.t2 close;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'close' at line 1
handler t2 close;
drop table test_test.t2;
drop database test_test;
use test;
handler test.t1 close;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'close' at line 1
handler t1 close;
ERROR 42S02: Unknown table 't1' in HANDLER
drop table test.t1;
create database test_test;
use test_test;
create table t1 (c1 char(20));
insert into t1 values ('test_test.t1');
create table t3 (c1 char(20));
insert into t3 values ('test_test.t3');
handler t1 open;
handler t1 read first limit 9;
c1
test_test.t1
handler t1 open h1;
handler h1 read first limit 9;
c1
test_test.t1
use test;
create table t1 (c1 char(20));
create table t2 (c1 char(20));
create table t3 (c1 char(20));
insert into t1 values ('t1');
insert into t2 values ('t2');
insert into t3 values ('t3');
handler t1 open;
ERROR 42000: Not unique table/alias: 't1'
handler t2 open t1;
ERROR 42000: Not unique table/alias: 't1'
handler t3 open t1;
ERROR 42000: Not unique table/alias: 't1'
handler t1 read first limit 9;
c1
test_test.t1
handler test.t1 close;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'close' at line 1
handler test.t1 open h1;
ERROR 42000: Not unique table/alias: 'h1'
handler test_test.t1 open h1;
ERROR 42000: Not unique table/alias: 'h1'
handler test_test.t3 open h3;
handler test.t1 open h2;
handler t1 read first limit 9;
c1
test_test.t1
handler h1 read first limit 9;
c1
test_test.t1
handler h2 read first limit 9;
c1
t1
handler h3 read first limit 9;
c1
test_test.t3
handler h2 read first limit 9;
c1
t1
handler test.h1 close;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'close' at line 1
handler t1 close;
handler h1 close;
handler h2 close;
handler t1 read first limit 9;
ERROR 42S02: Unknown table 't1' in HANDLER
handler h1 read first limit 9;
ERROR 42S02: Unknown table 'h1' in HANDLER
handler h2 read first limit 9;
ERROR 42S02: Unknown table 'h2' in HANDLER
handler h3 read first limit 9;
c1
test_test.t3
handler h3 read first limit 9;
c1
test_test.t3
use test_test;
handler h3 read first limit 9;
c1
test_test.t3
handler test.h3 read first limit 9;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'read first limit 9' at line 1
handler h3 close;
use test;
drop table t3;
drop table t2;
drop table t1;
drop database test_test;
create table t1 (c1 int);
create table t2 (c1 int);
insert into t1 values (1);
insert into t2 values (2);
connection: default
handler t1 open;
handler t1 read first;
c1
1
connection: flush
flush tables;;
connection: default
handler t2 open;
handler t2 read first;
c1
2
handler t1 read next;
c1
1
handler t1 close;
handler t2 close;
drop table t1,t2;
create table t1 (a int);
handler t1 open as t1_alias;
drop table t1;
create table t1 (a int);
handler t1 open as t1_alias;
flush tables;
drop table t1;
create table t1 (a int);
handler t1 open as t1_alias;
handler t1_alias close;
drop table t1;
create table t1 (a int);
handler t1 open as t1_alias;
handler t1_alias read first;
a
drop table t1;
handler t1_alias read next;
ERROR 42S02: Unknown table 't1_alias' in HANDLER
create table t1 (c1 int);
connection: default
handler t1 open;
handler t1 read first;
c1
connection: flush
rename table t1 to t2;;
connection: default
handler t2 open;
handler t2 read first;
c1
handler t1 read next;
ERROR 42S02: Table 'test.t1' doesn't exist
handler t1 close;
handler t2 close;
drop table t2;
create table t1 (a int, b char(1), key a  (a), key b  (a,b));
insert into t1 values (0,"a"),(1,"b"),(2,"c"),(3,"d"),(4,"e"),
(5,"f"),(6,"g"),(7,"h"),(8,"i"),(9,"j");
handler t1 open;
handler t1 read a first;
a	b
0	a
handler t1 read a next;
a	b
1	b
flush tables;
handler t1 read a next;
a	b
0	a
handler t1 read a next;
a	b
1	b
flush tables with read lock;
handler t1 read a next;
a	b
0	a
unlock tables;
drop table t1;
handler t1 read a next;
ERROR 42S02: Unknown table 't1' in HANDLER
drop table if exists t1;
create table t1 (a int not null);
insert into t1 values (1);
handler t1 open;
alter table t1 engine=csv;
handler t1 read a next;
ERROR HY000: Table storage engine for 't1' doesn't have this option
handler t1 close;
drop table t1;
USE information_schema;
HANDLER COLUMNS OPEN;
ERROR HY000: Incorrect usage of HANDLER OPEN and information_schema