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785e2248bd
don't print partitioning expression as it was entered by the user, use Item::print() according to the sql_mode and sql_quote_show_create
90 lines
1.7 KiB
Text
90 lines
1.7 KiB
Text
create table t1 (a float not null, primary key(a)) engine='InnoDB'
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partition by key (a) (
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partition pa1 max_rows=20 min_rows=2,
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partition pa2 max_rows=30 min_rows=3,
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partition pa3 max_rows=30 min_rows=4,
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partition pa4 max_rows=40 min_rows=2);
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show create table t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`a` float NOT NULL,
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PRIMARY KEY (`a`)
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) ENGINE=InnoDB DEFAULT CHARSET=latin1
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PARTITION BY KEY (`a`)
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(PARTITION `pa1` MAX_ROWS = 20 MIN_ROWS = 2 ENGINE = InnoDB,
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PARTITION `pa2` MAX_ROWS = 30 MIN_ROWS = 3 ENGINE = InnoDB,
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PARTITION `pa3` MAX_ROWS = 30 MIN_ROWS = 4 ENGINE = InnoDB,
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PARTITION `pa4` MAX_ROWS = 40 MIN_ROWS = 2 ENGINE = InnoDB)
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insert into t1 values (-3.402823466E+38), (3.402823466E+38), (-1.5), (-1), (0), (1), (1.5);
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select * from t1;
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a
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-3.40282e38
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-1.5
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-1
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0
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1
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1.5
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3.40282e38
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select * from t1 where a=1.5;
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a
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1.5
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delete from t1 where a=1.5;
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select * from t1;
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a
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-3.40282e38
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-1.5
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-1
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0
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1
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3.40282e38
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drop table t1;
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create table t2 (a float not null, primary key(a)) engine='InnoDB'
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partition by key (a) partitions 10;
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show create table t2;
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Table Create Table
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t2 CREATE TABLE `t2` (
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`a` float NOT NULL,
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PRIMARY KEY (`a`)
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) ENGINE=InnoDB DEFAULT CHARSET=latin1
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PARTITION BY KEY (`a`)
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PARTITIONS 10
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insert into t2 values (-3.402823466E+38), (-3.402823466E+37), (-123.456), (0), (1234546.789), (123.456), (1.5);
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select * from t2;
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a
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-3.40282e38
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-3.40282e37
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-123.456
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0
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1.5
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123.456
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1234550
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select * from t2 where a=123.456;
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a
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delete from t2 where a=123.456;
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select * from t2;
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a
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-3.40282e38
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-3.40282e37
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-123.456
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0
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1.5
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123.456
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1234550
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select * from t2 where a=1.5;
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a
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1.5
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delete from t2 where a=1.5;
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select * from t2;
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a
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-3.40282e38
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-3.40282e37
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-123.456
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0
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123.456
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1234550
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delete from t2;
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1024*3 inserts;
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select count(*) from t2;
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count(*)
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3072
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drop table t2;
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