Oracle SQL: Using subquery factoring in an INSERT statement
I use subquery factoring a lot, to make my SQL queries easier to write. This basically means that most of my queries these days start with WITH rather than …
Tag: insert
Have MERGE remove records from Target that are not in the Source – Oracle 10g
The Oracle 10g Database release saw an extension of the MERGE statement with a DELETE clause. That by the way makes MERGE the only statement that can fire all …