24 lines
835 B
Markdown
24 lines
835 B
Markdown
#DB #Database
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- 통계를 위한 Time Table 생성
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```sql
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create table ucm.sacp_report_times as
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select dt_se, hh, mi, ss
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from (
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select 'S' as dt_se, hh, mi, ss
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from (SELECT lpad((ROWNUM -1), 2, '0') AS hh FROM DUAL CONNECT BY LEVEL <= 24) h
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, (SELECT lpad((ROWNUM -1), 2, '0') AS mi FROM DUAL CONNECT BY LEVEL <= 60) m
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, (SELECT lpad((ROWNUM -1), 2, '0') AS ss FROM DUAL CONNECT BY LEVEL <= 60) s
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union all
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select 'M' as dt_se, hh, mi, null as ss
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from (SELECT lpad((ROWNUM -1), 2, '0') AS hh FROM DUAL CONNECT BY LEVEL <= 24) h
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, (SELECT lpad((ROWNUM -1), 2, '0') AS mi FROM DUAL CONNECT BY LEVEL <= 60) m
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union all
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select 'H' as dt_se, hh, null, null as ss
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from (SELECT lpad((ROWNUM -1), 2, '0') AS hh FROM DUAL CONNECT BY LEVEL <= 24) h
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) tm
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order by dt_se, hh, mi,ss
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``` |