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138 lines
1.4 KiB
Text
138 lines
1.4 KiB
Text
a b
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1 Testing
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2 table
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3 t1
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1 Testing
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2 table
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3 t2
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a b
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3 t1
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3 t2
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2 table
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2 table
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1 Testing
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1 Testing
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table type possible_keys key key_len ref rows Extra
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t3 range a a 4 NULL 10 where used
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table type possible_keys key key_len ref rows Extra
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t3 range a a 4 NULL 10 where used
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a b
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10 Testing
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10 Testing
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a b
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1 Testing
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1 Testing
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2 table
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2 table
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3 t1
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3 t2
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4 Testing
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4 Testing
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5 table
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5 table
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6 t1
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6 t2
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7 Testing
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7 Testing
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8 table
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8 table
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9 t2
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9 t2
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a b
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11 table
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11 table
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12 t1
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12 t1
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13 Testing
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13 Testing
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14 table
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14 table
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15 t2
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15 t2
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16 Testing
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16 Testing
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17 table
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17 table
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18 t2
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18 t2
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19 Testing
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19 Testing
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table type possible_keys key key_len ref rows Extra
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t3 index NULL a 4 NULL 1131 Using index
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a
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699
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698
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697
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696
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695
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694
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693
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692
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691
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690
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a
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416
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415
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415
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414
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414
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413
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413
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412
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412
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411
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Table Create Table
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t3 CREATE TABLE `t3` (
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`a` int(11) NOT NULL default '0',
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`b` char(20) default NULL,
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KEY `a` (`a`)
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) TYPE=MRG_MyISAM UNION=(t1,t2)
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c
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test1
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test1
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test1
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test2
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test2
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test2
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c
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test1
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test1
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test1
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test2
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test2
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test2
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c
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c
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incr othr
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incr othr
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1 10
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2 24
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4 33
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3 53
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count(*)
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10
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count(*)
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20
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count(*)
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20
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Table Create Table
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t3 CREATE TABLE `t3` (
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`incr` int(11) NOT NULL default '0',
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`othr` int(11) NOT NULL default '0',
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PRIMARY KEY (`incr`)
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) TYPE=MRG_MyISAM UNION=(t1,t2)
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Table Create Table
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t3 CREATE TABLE `t3` (
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`incr` int(11) NOT NULL default '0',
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`othr` int(11) NOT NULL default '0'
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) TYPE=MRG_MyISAM UNION=(t1,t2)
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a
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a b
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1 1
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1 2
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a
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1
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2
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a
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1
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2
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