摘要:
# 触发器生效逻辑在Before或者After之后使用`INSERT,DELETE,UPDATE`# 触发器内情况判断* 插入```sql if exists(select 1 from inserted) and not exists(select 1 from deleted)```* 删... 阅读全文
posted @ 2015-07-06 22:54
camash
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