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SQLSERVER用无中生有的思想来替代游标

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2016-06-07 17:39:301218browse

SQLSERVER用无中生有的思想来替代游标 昨天在MSDN论坛看到一个帖子,帖子中LZ需要根据某列的值把其他列的值插入到额外列 帖子地址: 建表脚本 : 1 USE tempdb t1 6 ( 7 client VARCHAR ( 10 ) , 8 pay_level INT , 9 pay_lv_1 INT , 10 pay_lv_2 INT , 11 p

SQLSERVER用无中生有的思想来替代游标

昨天在MSDN论坛看到一个帖子,帖子中LZ需要根据某列的值把其他列的值插入到额外列

帖子地址:

建表脚本

1 USE tempdb t1 6 ( 7 client VARCHAR(10) , 8 pay_level INT , 9 pay_lv_1 INT , 10 pay_lv_2 INT , 11 pay_lv_3 INT , 12 pay_lv_4 INT , 13 pay_lv_5 INT , 14 pay_lv_6 INT , 15 pay_lv_7 INT , 16 pay_lv_8 INT , 17 pay_lv_9 INT , 18 pay_lv_10 INT , 19 pay_lv_11 INT , 20 pay_lv_12 INT , 21 pay_lv_13 INT , 22 pay_lv_14 INT , 23 pay_lv_15 INT , 24 pay_lv_16 INT , 25 pay_lv_17 INT , 26 pay_lv_18 INT , 27 pay_lv_19 INT , 28 pay_lv_20 INT , 29 pay_lv_21 INT , 30 pay_lv_22 INT , 31 pay_lv_23 INT , 32 pay_lv_24 INT , 33 pay_lv_25 INT, 34 ); t1 ( client, pay_level, pay_lv_1, pay_lv_2, pay_lv_3, 43 pay_lv_4, pay_lv_5, pay_lv_6, pay_lv_7, pay_lv_8, 44 pay_lv_9, pay_lv_10, pay_lv_11, pay_lv_12, 45 pay_lv_13, pay_lv_14, pay_lv_15, pay_lv_16, 46 pay_lv_17, pay_lv_18, pay_lv_19, pay_lv_20, 47 pay_lv_21, pay_lv_22, pay_lv_23, pay_lv_24, 48 pay_lv_25 ) ((10)), ) ) * RAND(), ) ) * RAND(), ) ) * RAND(), ) ) * RAND(), ) ) * RAND(), ) ) * RAND(), ) ) * RAND(), ) ) * RAND(), ) ) * RAND(), ) ) * RAND(), ) ) * RAND(), ) ) * RAND(), ) ) * RAND() t1 68 GO

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