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MySQL 소수점 올림, 버림, 반올림
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| /* MySQL 소수점 올림, 버림, 반올림 */ | |
| select ceil(10001.0001 / 1000) * 1000 as '11000' /* roundup(number, -3) */ | |
| , ceil(10001.0001 / 100) * 100 as '10100' /* roundup(number, -2) */ | |
| , ceil(10001.0001 / 10) * 10 as '10010' /* roundup(number, -1) */ | |
| , ceil(10001.0001 / 1) * 1 as '10002' /* roundup(number, 0) */ | |
| , ceil(10001.0001 / 0.1) * 0.1 as '10001.1' /* roundup(number, 1) */ | |
| , ceil(10001.0001 / 0.01) * 0.01 as '10001.01' /* roundup(number, 2) */ | |
| , ceil(10001.0001 / 0.001) * 0.001 as '10001.001' /* roundup(number, 3) */ | |
| , truncate(99999.9999, -3) as '99000' /* rounddown(number, -3) */ | |
| , truncate(99999.9999, -2) as '99900' /* rounddown(number, -2) */ | |
| , truncate(99999.9999, -1) as '99990' /* rounddown(number, -1) */ | |
| , truncate(99999.9999, 0) as '99999' /* rounddown(number, 0) */ | |
| , truncate(99999.9999, 1) as '99999.9' /* rounddown(number, 1) */ | |
| , truncate(99999.9999, 2) as '99999.99' /* rounddown(number, 2) */ | |
| , truncate(99999.9999, 3) as '99999.999' /* rounddown(number, 3) */ | |
| , round(55555.5555, -3) as '56000' | |
| , round(55555.5555, -2) as '55600' | |
| , round(55555.5555, -1) as '55560' | |
| , round(55555.5555, 0) as '55556' | |
| , round(55555.5555, 1) as '55555.6' | |
| , round(55555.5555, 2) as '55555.56' | |
| , round(55555.5555, 3) as '55555.556' | |
| from dual |
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