查詢當前日期
SELECT CURRENT_DATE();
SELECT CURDATE();
查詢當前日期和時間
查詢今天的數據
SELECT * FROM `表名` WHERE TO_DAYS(NOW()) = TO_DAYS(`字段`);
SELECT * FROM `表名` WHERE TO_DAYS(NOW()) - TO_DAYS(`字段`) = 0;
查詢昨天的數據
SELECT * FROM ``表名`` WHERE TO_DAYS(`字段`) = TO_DAYS(NOW()) -1;
SELECT * FROM ``表名`` WHERE TO_DAYS(`字段`) - TO_DAYS(NOW()) = -1;
SELECT * FROM ``表名`` WHERE TO_DAYS(NOW()) = TO_DAYS(`字段`) +1;
SELECT * FROM ``表名`` WHERE TO_DAYS(NOW()) - TO_DAYS(`字段`) = 1;
查詢最近七天的數據
SELECT * FROM `表名` WHERE DATE_SUB(CURDATE(),INTERVAL 7 DAY) = DATE(`字段`);
查詢最近三十天的數據
SELECT * FROM table WHERE DATE_SUB(CURDATE(),INTERVAL 30 DAY) = DATE(`字段`);
查詢本周的數據
SELECT * FROM `表名` WHERE YEARWEEK(date_format(`字段`,'%Y-%m-%d')) = YEARWEEK(CURDATE());
SELECT * FROM `表名` WHERE YEARWEEK(date_format(`字段`,'%Y-%m-%d')) - YEARWEEK(CURDATE()) = 0;
SELECT * FROM `表名` WHERE YEARWEEK(DATE_FORMAT(`字段`,'%Y-%m-%d')) = YEARWEEK(DATE_FORMAT(CURDATE(),'%Y-%m-%d'));
SELECT * FROM `表名` WHERE YEARWEEK(DATE_FORMAT(`字段`,'%Y-%m-%d')) - YEARWEEK(DATE_FORMAT(CURDATE(),'%Y-%m-%d')) = 0;
查詢上周的數據
SELECT * FROM `表名` WHERE YEARWEEK(DATE_FORMAT(`字段`,'%Y-%m-%d')) = YEARWEEK(DATE_FORMAT(CURDATE(),'%Y-%m-%d')) - 1;
SELECT * FROM `表名` WHERE YEARWEEK(DATE_FORMAT(`字段`,'%Y-%m-%d')) - YEARWEEK(DATE_FORMAT(CURDATE(),'%Y-%m-%d')) = -1;
SELECT * FROM `表名` WHERE YEARWEEK(DATE_FORMAT(`字段`,'%Y-%m-%d')) = YEARWEEK(CURDATE()) - 1;
SELECT * FROM `表名` WHERE YEARWEEK(DATE_FORMAT(`字段`,'%Y-%m-%d')) - YEARWEEK(CURDATE()) = -1;
查詢當月的數據
SELECT * FROM `表名` WHERE DATE_FORMAT(`字段`,'%Y-%m') = DATE_FORMAT(CURDATE(),'%Y-%m');
SELECT * FROM `表名` WHERE MONTH(`字段`) - MONTH(NOW()) = 0;
SELECT * FROM `表名` WHERE MONTH(`字段`) = MONTH(NOW());
查詢上月的數據
SELECT * FROM `表名` WHERE DATE_FORMAT(`字段`,'%Y-%m') = DATE_FORMAT(DATE_SUB(NOW(),INTERVAL 1 MONTH),'%Y-%m');
查詢本季度的數據
SELECT * FROM `表名` WHERE QUARTER(`字段`) = QUARTER(NOW()) AND YEAR(`字段`) = YEAR(NOW());
查詢上季度的數據
SELECT * FROM `表名` WHERE QUARTER(`字段`) = QUARTER(DATE_SUB(NOW(),INTERVAL 1 QUARTER)) AND YEAR(`字段`) = YEAR(NOW());
查詢上半年(六個月)的數據
SELECT * FROM `表名` WHERE `字段` BETWEEN DATE_SUB(NOW(),INTERVAL 6 MONTH) AND NOW();
查詢今年的數據
SELECT * FROM `表名` WHERE DATE_FORMAT(`字段`,'%Y') = DATE_FORMAT(NOW(),'%Y');
SELECT * FROM `表名` WHERE DATE_FORMAT(`字段`,'%Y') - DATE_FORMAT(NOW(),'%Y') = 0;
SELECT * FROM `表名` WHERE YEAR(NOW()) = YEAR(`字段`);
SELECT * FROM `表名` WHERE YEAR(NOW()) - YEAR(`字段`) =0;
查詢去年的數據
SELECT * FROM `表名` WHERE DATE_FORMAT(`字段`,'%Y') - DATE_FORMAT(NOW(),'%Y') = -1;
SELECT * FROM `表名` WHERE YEAR(NOW()) = YEAR(`字段`) + 1;
SELECT * FROM `表名` WHERE YEAR(NOW()) - YEAR(`字段`) = 1;
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