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fix some outline/hint bugs

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This commit is contained in:
chimyue
2023-12-27 03:13:13 +00:00
committed by ob-robot
parent 0afc9b886e
commit 2c9d21b7d9
46 changed files with 1370 additions and 638 deletions
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12
src/sql/optimizer/ob_optimizer_util.h
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@ -127,6 +127,18 @@ public:
bool &ordering_all_used,
common::ObIArray<ObOrderDirection> &directions,
common::ObIArray<int64_t> *match_map = NULL);
// when there is no input ordering or interesting ordering, generate a stable ordering use this function
static int generate_stable_ordering(common::ObIArray<ObRawExpr *> &exprs,
ObIArray<ObOrderDirection> &directions);
static int generate_stable_ordering(common::ObIArray<ObRawExpr *> &exprs,
ObIArray<ObOrderDirection> &directions,
ObBitSet<64> &used_expr_idxs,
ObIArray<int64_t> &expr_map,
ObIArray<ObRawExpr*> &adjusted_exprs,
ObIArray<ObOrderDirection> &adjusted_directions);
static bool stable_expr_cmp_func(std::pair<ObRawExpr*,int64_t> l_pair,
std::pair<ObRawExpr*,int64_t> r_pair);
static int cmp_expr(ObRawExpr *l_expr, ObRawExpr *r_expr, int64_t &res);
static int adjust_exprs_by_mapping(const common::ObIArray<ObRawExpr *> &exprs,
const common::ObIArray<int64_t> &match_map,