摘要:
SELECTTO_CHAR(first_time,'MM/DD') DAY--, TO_CHAR(first_time,'YYYY/MM/DD') DAY2, SUM(DECODE(TO_CHAR(first_time, 'HH24'),'00',1,0)) H00, SUM(DECODE(TO_CHAR(first_time, 'HH24'),'01',1,0)) H01, SUM(DECODE... 阅读全文
posted @ 2011-11-17 23:23
czjie
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