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fix allocate hash window function use hash-based sort bug

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This commit is contained in:
obdev
2023-02-06 20:03:36 +08:00
committed by ob-robot
parent 90c29c7df7
commit f7f1a37c35
5 changed files with 123 additions and 139 deletions
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28
src/sql/optimizer/ob_select_log_plan.h
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@ -503,7 +503,8 @@ private:
const ObIArray<double> &sort_key_ndvs,
const ObIArray<std::pair<int64_t, int64_t>> &pby_oby_prefixes,
common::ObIArray<int64_t> &split,
common::ObIArray<WinDistAlgo> &methods);
common::ObIArray<WinDistAlgo> &methods,
bool &has_non_parallel_wf);
// Generate sort keys for window function
// @param[out] order_item generated sort keys
@ -528,6 +529,13 @@ private:
int64_t &pby_prefix,
int64_t &pby_oby_prefix);
int get_partition_count(const ObSEArray<std::pair<int64_t, int64_t>, 8> pby_oby_prefixes,
const int64_t start,
const bool not_split,
const ObIArray<ObRawExpr*> &partition_exprs,
const int64_t prefix_pos,
int64_t &part_cnt);
/**
* @brief set_default_sort_directions
* 确定窗口函数partition表达式的排序方向
@ -544,15 +552,19 @@ private:
int create_merge_window_function_plan(ObLogicalOperator *&top,
const ObIArray<ObWinFunRawExpr *> &winfunc_exprs,
const ObIArray<OrderItem> &sort_keys,
const ObIArray<ObRawExpr*> &partition_exprs,
WinDistAlgo dist_method,
const bool is_pushdown,
ObOpPseudoColumnRawExpr *wf_aggr_status_expr,
const ObIArray<bool> &pushdown_info);
const ObIArray<bool> &pushdown_info,
bool need_sort,
int64_t prefix_pos,
int64_t part_cnt);
int create_hash_window_function_plan(ObLogicalOperator *&top,
ObIArray<ObWinFunRawExpr*> &adjusted_winfunc_exprs,
const ObIArray<ObWinFunRawExpr*> &adjusted_winfunc_exprs,
const ObIArray<OrderItem> &sort_keys,
ObIArray<ObRawExpr*> &partition_exprs,
const ObIArray<ObRawExpr*> &partition_exprs,
const int64_t part_cnt,
const bool is_pushdown,
ObOpPseudoColumnRawExpr *wf_aggr_status_expr,
@ -570,10 +582,10 @@ private:
int check_wf_pushdown_supported(ObWinFunRawExpr *win_expr, bool &supported);
// partition_exprs for push_down window_function op is the exprs of the smallest partition
int get_pushdown_window_function_partition_exprs(
const ObIArray<ObWinFunRawExpr *> &win_exprs,
ObIArray<ObRawExpr*> &partition_exprs);
int get_pushdown_window_function_exchange_info(const ObIArray<ObWinFunRawExpr *> &win_exprs,
const EqualSets & equal_sets,
ObOpPseudoColumnRawExpr *wf_aggr_status_expr,
ObExchangeInfo &exch_info);
int get_window_function_partition_exprs(const ObIArray<ObWinFunRawExpr *> &win_exprs,
ObIArray<ObRawExpr*> &partition_exprs);