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fix some optimizer bugs

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This commit is contained in:
chimyue
2023-05-10 05:19:22 +00:00
committed by ob-robot
parent a4d3658f03
commit 5eef4de86d
10 changed files with 43 additions and 26 deletions
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7
src/sql/ob_dml_stmt_printer.cpp
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@ -67,14 +67,15 @@ int ObDMLStmtPrinter::print_hint()
DATA_PRINTF("%s", hint_begin);
if (OB_SUCC(ret)) {
const ObQueryHint &query_hint = stmt_->get_query_ctx()->get_query_hint();
// just for print hint, ExplainType set as invalid type
PlanText plan_text;
plan_text.buf_ = buf_;
plan_text.buf_len_ = buf_len_;
plan_text.pos_ = *pos_;
plan_text.is_oneline_ = true;
bool ignore_parallel = print_params_.for_dblink_;
if (OB_FAIL(query_hint.print_stmt_hint(plan_text, *stmt_, is_root_, ignore_parallel))) {
plan_text.type_ = print_params_.for_dblink_
? EXPLAIN_DBLINK_STMT
: EXPLAIN_UNINITIALIZED; // just for print hint, ExplainType set as invalid type
if (OB_FAIL(query_hint.print_stmt_hint(plan_text, *stmt_, is_root_))) {
LOG_WARN("failed to print stmt hint", K(ret));
} else if (plan_text.pos_ == *pos_) {
// no hint, roolback buffer!