Eliran Sinvani

> The exception mentions being able to allocate 16MB of memory. How does having 128k or 256k make any difference? Unless I am missing something I don't think it makes...

@avikivity should I do anything else here? Last version: Changed the commit and PR messages to use the more accurate term `fragmented_temporary_buffer::default_fragment_size` instead of 128K.

@nyh I am almost certain that returning the column more than once is equivalent to filtering where non of the columns is filtered out so we need to be careful....

Maybe there should be a "production" flag along the lines of `reject_duplicate_column_select` (on by default)? Or maybe we should require "ALLOW FILTERING" appended (assuming that we implement it on the...

> It's a non problem in my opinion. It's not like 99 users out of 100 will initially try double select and only move to single select after intense educational...

@psarna I will predict what @nyh first comment is going to be: Where is the unit test/s for validating this? :slightly_smiling_face:

Adding a note here so we don't forget to consider before approving this: @nyh mentioned in the issue (#9465) that odd thing will happen when you update a single attribute...

@roydahan @bhalevy @denesb can we close this. It have been split into separate and specific issues. (?)

Irrelevant anymore

This was done already