DELETE
FROM
om_order AS oo
WHERE
oo.order_num NOT IN (
SELECT
cci.order_num
FROM
cum_cure_item AS cci
)
开发写的某条sql报错
DELETE FROM om_order WHERE order_num NOT IN (select order_num from(SELECT order_num FROM cum_cure_item)temp);
yuanchenkai 博主文章分类:mysql优化 ©著作权
DELETE
FROM
om_order AS oo
WHERE
oo.order_num NOT IN (
SELECT
cci.order_num
FROM
cum_cure_item AS cci
)
开发写的某条sql报错
DELETE FROM om_order WHERE order_num NOT IN (select order_num from(SELECT order_num FROM cum_cure_item)temp);
下一篇:saltstack初探
提高mysql delete速度的方法简要介绍。
某条上海到乌鲁木齐的线缆长4120千米,传输带宽峰值为155Mb/s,那么平均有()字节正在光缆中
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