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Fix bug with constraint ordering introduced by refactor

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This commit is contained in:
Jussi Saurio
2025-05-10 15:59:30 +03:00
parent 52b28d3099
commit 4f07c808b2
1 changed files with 3 additions and 2 deletions
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5
core/translate/optimizer/constraints.rs
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@@ -270,10 +270,11 @@ pub fn constraints_from_where_clause(
}
for candidate in cs.candidates.iter_mut() {
// Sort by index_col_pos, ascending -- index columns must be consumed in contiguous order.
candidate.refs.sort_by_key(|cref| cref.index_col_pos);
// Deduplicate by position, keeping first occurrence (which will be equality if one exists, since the constraints vec is sorted that way)
candidate.refs.dedup_by_key(|cref| cref.index_col_pos);
// Truncate at first gap in positions -- index columns must be consumed in contiguous order.
// Truncate at first gap in positions -- again, index columns must be consumed in contiguous order.
let mut last_pos = 0;
let mut i = 0;
for cref in candidate.refs.iter() {