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fix tpcds execute plan different with explian plan

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This commit is contained in:
ChangerR
2023-08-31 02:10:37 +00:00
committed by ob-robot
parent ab320733df
commit f0661d33d5
9 changed files with 283 additions and 170 deletions
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7
src/sql/rewrite/ob_transform_predicate_move_around.cpp
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@ -2787,6 +2787,7 @@ int ObTransformPredicateMoveAround::pushdown_semi_info_right_filter(ObDMLStmt *s
TableItem *view_table = NULL;
bool can_push = false;
ObSEArray<ObRawExpr*, 16> right_filters;
ObSEArray<ObRawExpr*, 4> column_exprs;
if (OB_ISNULL(stmt) || OB_ISNULL(ctx) || OB_ISNULL(semi_info) || OB_ISNULL(ctx->expr_factory_)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("unexpected null", K(ret), K(stmt), K(ctx), K(semi_info), K(ctx->expr_factory_));
@ -2806,6 +2807,8 @@ int ObTransformPredicateMoveAround::pushdown_semi_info_right_filter(ObDMLStmt *s
LOG_WARN("failed to remove right filters", K(ret));
} else if (OB_FAIL(add_var_to_array_no_dup(transed_stmts_, stmt))) {
LOG_WARN("append transed stmt failed", K(ret));
} else if (OB_FAIL(stmt->get_column_exprs(semi_info->right_table_id_, column_exprs))) {
LOG_WARN("failed to get column exprs", K(ret));
} else if (OB_FAIL(ObTransformUtils::replace_with_empty_view(ctx_,
stmt,
view_table,
@ -2815,7 +2818,9 @@ int ObTransformPredicateMoveAround::pushdown_semi_info_right_filter(ObDMLStmt *s
stmt,
view_table,
right_table,
&right_filters))) {
&right_filters,
NULL,
&column_exprs))) {
LOG_WARN("failed to create view with table", K(ret));
} else if (OB_FAIL(rename_pullup_predicates(*stmt, *view_table, pullup_preds))) {
LOG_WARN("failed to rename pullup preds", K(ret));