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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
82 lines
1.9 KiB
Text
82 lines
1.9 KiB
Text
create table t1 (a double not null, primary key(a)) engine='MYISAM'
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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` double NOT NULL,
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PRIMARY KEY (`a`)
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) ENGINE=MyISAM DEFAULT CHARSET=latin1
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PARTITION BY KEY (`a`)
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(PARTITION `pa1` MAX_ROWS = 20 MIN_ROWS = 2 ENGINE = MyISAM,
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PARTITION `pa2` MAX_ROWS = 30 MIN_ROWS = 3 ENGINE = MyISAM,
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PARTITION `pa3` MAX_ROWS = 30 MIN_ROWS = 4 ENGINE = MyISAM,
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PARTITION `pa4` MAX_ROWS = 40 MIN_ROWS = 2 ENGINE = MyISAM)
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insert into t1 values (-2.2250738585072014E+208), (-2.2250738585072014E-208), (-1.5), (-1), (0), (1.5), (1234.567), (2.2250738585072014E+208);
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select * from t1;
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a
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-2.2250738585072016e208
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-1.5
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-1
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-2.2250738585072014e-208
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0
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1.5
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1234.567
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2.2250738585072016e208
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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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-2.2250738585072016e208
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-1.5
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-1
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-2.2250738585072014e-208
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0
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1234.567
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2.2250738585072016e208
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drop table t1;
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create table t2 (a double not null, primary key(a)) engine='MYISAM'
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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` double NOT NULL,
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PRIMARY KEY (`a`)
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) ENGINE=MyISAM 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 (-2.2250738585072014E+208), (-2.2250738585072014E-208), (-1.5), (-1), (0), (1.5), (1234.567), (2.2250738585072014E+208);
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select * from t2;
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a
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-2.2250738585072016e208
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-1.5
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-1
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-2.2250738585072014e-208
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0
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1.5
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1234.567
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2.2250738585072016e208
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select * from t2 where a=1234.567;
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a
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1234.567
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delete from t2 where a=1234.567;
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select * from t2;
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a
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-2.2250738585072016e208
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-1.5
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-1
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-2.2250738585072014e-208
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0
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1.5
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2.2250738585072016e208
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delete from t2;
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16384*3 inserts;
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select count(*) from t2;
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count(*)
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49152
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drop table t2;
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