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Fix: column_conv type inference set wrong collation_level

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This commit is contained in:
yaojing624
2023-09-14 09:10:24 +00:00
committed by ob-robot
parent 94dc17a7f8
commit 8915b19f61
3 changed files with 20 additions and 3 deletions
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5
src/sql/engine/expr/ob_expr_column_conv.cpp
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@ -20,6 +20,7 @@
#include "sql/engine/ob_exec_context.h"
#include "sql/engine/expr/ob_expr_lob_utils.h"
#include "lib/geo/ob_geo_utils.h"
#include "sql/resolver/expr/ob_raw_expr_util.h"
using namespace oceanbase::common;
@ -239,7 +240,9 @@ int ObExprColumnConv::calc_result_typeN(ObExprResType &type,
} else {
type.set_type(types[0].get_type());
type.set_collation_type(types[1].get_collation_type());
type.set_collation_level(common::CS_LEVEL_IMPLICIT);
// set collation level
ObCollationLevel coll_level = ObRawExprUtils::get_column_collation_level(types[0].get_type());
type.set_collation_level(coll_level);
type.set_accuracy(types[2].get_accuracy());
if (type.get_type() == ObUserDefinedSQLType) {
type.set_subschema_id(types[2].get_accuracy().get_accuracy());