深入浅出My sql数据库开发、优化与管理维护

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    .............................................................................................................................8

    1 ...........................................................................................................................8

    1.1 ..................................................................................................................8

    1.2 ....................................................................................................................10

    2 .............................................................................................11

    2.1 Mysql..........................................................................................................11

    2.2 ........................................................................................................11

    2.3 ................................................................................................12

    3 .........................................................................................................13

    3.1 ................................................................................................13

    3.2 ........................................................................... 13

    3.2.1 char varchar.........................................................................................................13

    3.2.2 text blob...............................................................................................................15

    3.3 ................................................................................................................15

    4 .................................................................................................................................16

    4.1 ........................................................................................................................16

    4.2 Mysql................................................................................................. 17

    4.3 Unicode ...................................................................................................................... 17

    4.4 ....................................................................................................17

    4.5 Mysql......................................................................................................... 18

    5 .............................................................................................................18

    5.1 Mysql..................................................................................................................18

    5.2 ................................................................................................................19

    5.3 btree hash...................................................................................................... 20

    5.4 Mysql......................................................................................................... 21

    6 .............................................................................................................21

    6.1 ............................................................................................................................21

    6.2 ....................................................................................................................................22

    6.3 ............................................................................................................................22

    7 SQL............................................................................................................29

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    7.1 SQL....................................................................................................................29

    7.2 ....................................................................................................30

    7.2.1 prepareStatement + Bind-variable ........................................................................... 30

    7.2.2 ........................................................................ 31

    7.2.3 ........................................................................................ 31

    8 SQL Mode ......................................................................................................31

    8.1 Mysql SQL Mode .......................................................................................................31

    8.2 SQL Mode ......................................................................................................33

    8.3 SQL Mode ......................................................................................................34

    9 SQL...................................................................................................................34

    9.1 /.............................................................................................. 34

    9.2 rand()/rand(n)........................................................................................34

    9.3 group by with rollup ...................................................................... 35

    9.4 bit group functions ........................................................................................... 36

    10 ...........................................................................................................39

    10.1 ..........................................................................................39

    10.2 ..................................................................................................41

    .................................................................................................................................45

    11 SQL.......................................................................................................................... 45

    11.1 SQL....................................................................................................45

    11.1.1 show status SQL................................ 45

    11.1.2 SQL.....................................................................46

    11.1.3 EXPLAIN SQL..................................................46

    11.1.4 .............................................................. 47

    11.2 ..........................................................................................................................48

    11.2.1 ...................................................................................................48

    10.2.2 MySQL ....................................................................................... 49

    10.2.3 ......................................................................................... 49

    11.3 ..............................................................................................50

    11.3.1 .......................................................................................................50

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    11.3.2 optimize table...........................................................................................50

    11.4 SQL............................................................................................................ 51

    11.4.1 ...............................................................................................51

    11.4.2 insert ................................................................................................52

    11.4.3 group by .......................................................................................... 52

    11.4.4 order by........................................................................................... 52

    11.4.5 join...................................................................................................53

    11.4.6 mysql or................................................................................... 54

    11.4.7 insertupdatedelete.....................................54

    11.4.8 SQL.................................................................................................55

    11.5 ..................................................................................................................56

    12 ...............................................................................................................56

    12.1 ..........................................................................................................56

    12.2 ..................................................................................... 57

    12.3 ..........................................................................................................................57

    12.4 ..............................................................................................................57

    12.5 ......................................................................................................58

    13 ...............................................................................................................................58

    13.1 ..............................................................................................................58

    13.2 ......................................................................................................59

    13.3 ......................................................................................................59

    13.4 insert select ..........................................................................................60

    13.5 next-key....................................................................................... 61

    13.6 ..................................................