[Tarantool-patches] [PATCH 5/6] sql: extend result set with autoincrement

Sergey Ostanevich sergos at tarantool.org
Wed Dec 18 18:17:45 MSK 2019


Hi!

Thanks for the patch, the latest version in branch LGTM.
Just one nit regarding readability below - not relevant to the patch
itself.

regards,
Sergos

> diff --git a/src/box/sql/select.c b/src/box/sql/select.c
> index b772bcead..f40178194 100644
> --- a/src/box/sql/select.c
> +++ b/src/box/sql/select.c
> @@ -1841,6 +1841,12 @@ generate_column_metadata(struct Parse *pParse, struct SrcList *pTabList,
>  			if (p->op == TK_COLUMN)
>  				vdbe_set_metadata_col_nullability(v, i,
>  								  is_nullable);
> +			if (pTabList->a[j].space->sequence != NULL) {

The 'j' variable is a liveout from a loop that searches for the table
the expression in progress refers to. Renaming it to something like 
'current_table' would save some time during review and further
development.

> +				int afno =
> +					pTabList->a[j].space->sequence_fieldno;
> +				if (afno == iCol)
> +					vdbe_set_metadata_col_autoincrement(v, i);
> +			}
>  		} else {
>  			const char *z = pEList->a[i].zSpan;
>  			if (z == NULL)


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