While executing an INSERT statement with many rows, I want to skip duplicate entries that would otherwise caus
I use postgresql and yii2 framework. Well I got a very interesting error message: SQLSTATE[23502]: Not null v
So I read the other posts but this question is unique. So this SQL dump file has this as the last entry. INSE
I want to add a row to a database table, but if a row exists with the same unique key I want to update the row
I'm passing a large dataset into a MySQL table via PHP using insert commands and I'm wondering if it
I started by googling and found the article How to write INSERT if NOT EXISTS queries in standard SQL which ta