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DROP TABLE IF EXISTS t1,t2,t3,t4,t5,t6,t7;
drop database if exists mysqltest;
CREATE TABLE t1
( a INT KEY,
b VARCHAR(10) )
ROW_FORMAT=FIXED
ENGINE=NDB;
Warnings:
Warning 1478 Row format FIXED incompatible with dynamic attribute b
SHOW WARNINGS;
Level Code Message
Warning 1478 Row format FIXED incompatible with dynamic attribute b
ForceVarPart: 0
INSERT INTO t1 values(0,''),(2,"**"),(4,"****"),(6,"******"),(8,"********"),(10,"**********"),(12,"************");
Warnings:
Warning 1265 Data truncated for column 'b' at row 7
SELECT * FROM t1 ORDER BY a;
a b
0
2 **
4 ****
6 ******
8 ********
10 **********
12 **********
DROP TABLE t1;
CREATE TABLE t1
( a INT KEY,
b INT )
ENGINE=NDB;
ForceVarPart: 1
DROP TABLE t1;
CREATE TABLE t1
( a INT KEY,
b INT )
ROW_FORMAT=DEFAULT
ENGINE=NDB;
ForceVarPart: 1
DROP TABLE t1;
CREATE TABLE t1
( a INT KEY,
b INT )
ROW_FORMAT=FIXED
ENGINE=NDB;
ForceVarPart: 0
DROP TABLE t1;
CREATE TABLE t1
( a INT KEY,
b INT )
ROW_FORMAT=DYNAMIC
ENGINE=NDB;
ForceVarPart: 1
DROP TABLE t1;
create table t1 (a int auto_increment primary key, b varchar(1000)) engine = ndb;
insert into t1(b) values ('0123456789');
insert into t1(b) select b from t1;
insert into t1(b) select b from t1;
insert into t1(b) select b from t1;
insert into t1(b) select b from t1;
insert into t1(b) select b from t1;
insert into t1(b) select b from t1;
insert into t1(b) select b from t1;
insert into t1(b) select b from t1;
insert into t1(b) select b from t1;
insert into t1(b) select b from t1;
select count(*) from t1;
count(*)
1024
begin;
update t1 set b = concat(b,b);
update t1 set b = concat(b,b);
update t1 set b = concat(b,b);
update t1 set b = concat(b,b);
update t1 set b = concat(b,b);
rollback;
select count(*),b from t1 group by b;
count(*) b
1024 0123456789
drop table t1;