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Fix dblink bugs

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This commit is contained in:
xianyu-w
2023-04-14 04:11:51 +00:00
committed by ob-robot
parent 941a6da494
commit 76e6f675b5
14 changed files with 52 additions and 52 deletions
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17
src/sql/ob_dml_stmt_printer.cpp
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@ -34,6 +34,7 @@ ObDMLStmtPrinter::ObDMLStmtPrinter(char *buf, int64_t buf_len, int64_t *pos, con
pos_(pos),
stmt_(stmt),
is_root_(false),
print_cte_(false),
schema_guard_(schema_guard),
print_params_(print_params),
expr_printer_(buf, buf_len, pos, schema_guard_, print_params_, param_store),
@ -51,10 +52,7 @@ void ObDMLStmtPrinter::init(char *buf, int64_t buf_len, int64_t *pos, ObDMLStmt
buf_len_ = buf_len;
pos_ = pos;
stmt_ = stmt;
print_params_.print_with_cte_ = true; // default true
// force print with cte regardless of the value of print_with_cte_
// this flag is not final solution, will be optimized later
print_params_.force_print_cte_ = false;
print_cte_ = false;
}
int ObDMLStmtPrinter::print_hint()
@ -1310,8 +1308,8 @@ int ObDMLStmtPrinter::print_subquery(const ObSelectStmt *subselect_stmt,
schema_guard_,
print_params_,
subquery_print_params & FORCE_COL_ALIAS);
if (!(subquery_print_params & PRINT_CTE)){
printer.disable_print_cte();
if (subquery_print_params & PRINT_CTE) {
printer.enable_print_temp_table_as_cte();
}
if (subquery_print_params & PRINT_BRACKET) {
DATA_PRINTF("(");
@ -1325,12 +1323,17 @@ int ObDMLStmtPrinter::print_subquery(const ObSelectStmt *subselect_stmt,
return ret;
}
int ObDMLStmtPrinter::print_cte_define()
int ObDMLStmtPrinter::print_temp_table_as_cte()
{
int ret = OB_SUCCESS;
ObSEArray<ObDMLStmt::TempTableInfo, 8> temp_table_infos;
if (print_params_.print_origin_stmt_) {
//do nothing
} else if (!print_cte_) {
//do nothing
} else if (print_params_.for_dblink_) {
// always print temp table as generated table
// do nothing
} else if (OB_ISNULL(stmt_)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("unexpect null stmt", K(ret));