Fix reflection of primary keys #18369
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When a primary key exists on a string column type without a default, sqlite will return that primary key in index_info(). When we get that primary key, we don't need to scan the columns. This improves efficency and fixes regressions that would occur in migrations.
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When a primary key exists on a string column type without a default, sqlite will return that primary key in index_info(). When we get that primary key, we don't need to scan the columns.
This improves efficency and fixes regressions that would occur in migrations.