hcq/oceanbase
1
0
Fork 0
Code Issues Pull Requests Actions 2 Packages Projects Releases Wiki Activity

[FEAT MERGE]4_2_sql_feature

Browse Source 
Co-authored-by: yinyj17 <yinyijun92@gmail.com>
Co-authored-by: xianyu-w <707512433@qq.com>
Co-authored-by: jingtaoye35 <1255153887@qq.com>
This commit is contained in:
zzg19950727
2023-04-28 11:12:11 +00:00
committed by ob-robot
parent 3bf92459f1
commit 3cada22bdc
161 changed files with 16883 additions and 4730 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
src/sql/optimizer/ob_update_log_plan.cpp
View File

@ -469,21 +469,25 @@ int ObUpdateLogPlan::perform_vector_assign_expr_replacement(ObUpdateStmt *stmt)
{
int ret = OB_SUCCESS;
ObUpdateTableInfo* table_info = nullptr;
ObSQLSessionInfo* session_info = optimizer_context_.get_session_info();
if (OB_ISNULL(stmt) || OB_ISNULL(table_info = stmt->get_update_table_info().at(0))) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("stmt is null", K(ret), K(stmt), K(table_info));
} else {
for (int64_t i = 0; OB_SUCC(ret) && i < table_info->assignments_.count(); ++i) {
ObRawExpr *value = table_info->assignments_.at(i).expr_;
if (OB_FAIL(replace_alias_ref_expr(value))) {
bool replace_happened = false;
if (OB_FAIL(replace_alias_ref_expr(value, replace_happened))) {
LOG_WARN("failed to replace alias ref expr", K(ret));
} else if (replace_happened && OB_FAIL(value->formalize(session_info))) {
LOG_WARN("failed to foramlize expr", K(ret));
}
}
}
return ret;
}
int ObUpdateLogPlan::replace_alias_ref_expr(ObRawExpr *&expr)
int ObUpdateLogPlan::replace_alias_ref_expr(ObRawExpr *&expr, bool &replace_happened)
{
int ret = OB_SUCCESS;
if (OB_ISNULL(expr)) {
@ -496,10 +500,11 @@ int ObUpdateLogPlan::replace_alias_ref_expr(ObRawExpr *&expr)
LOG_WARN("invalid alias expr", K(ret), K(*alias));
} else {
expr = alias->get_ref_expr();
replace_happened = true;
}
} else {
for (int64_t i = 0; OB_SUCC(ret) && i < expr->get_param_count(); ++i) {
if (OB_FAIL(replace_alias_ref_expr(expr->get_param_expr(i)))) {
if (OB_FAIL(replace_alias_ref_expr(expr->get_param_expr(i), replace_happened))) {
LOG_WARN("failed to replace alias ref expr", K(ret));
}
}