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Re: Weekly Report
On Jun 03, Rucha Deodhar wrote:
> Report for week 1:
> I made test cases and extended the parser for:
> INSERT...RETURNING * and
> INSERT...RETURNING <col_name/names>
> It is working fine for INSERT...ON DUPLICATE KEY UPDATE, INSERT...IGNORE,
> INSERT...SET, and simple insert statements.
> As I have never coded parser before, it was throwing errors during build
> and was also crashing the server sometimes. I managed to fix the errors
> Initially, I tried to extend <column_names> in RETURNING by referring how
> column names are parsed in INSERT statement, like using opt_fields
> production for insert_field_list, modified it a little and tried to see it
> if that would work. But it didn't. So I referred to DELETE...RETURNING as
> it was suggested earlier.
> I am still trying to extend it for INSERT...SELECT. It is not showing
> syntax error but shows error "column count doesn't match value count at row
> 1." I will add the test cases for this once it is working.
If you'll get stuck, I suggest to push what you have. Then we could take
a look and offer some help you if needed.
Chief Architect MariaDB