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

patch 4.0

Browse Source
This commit is contained in:
wangzelin.wzl
2022-10-24 10:34:53 +08:00
parent 4ad6e00ec3
commit 93a1074b0c
10533 changed files with 2588271 additions and 2299373 deletions
Download Patch File Download Diff File Expand all files Collapse all files

29
src/sql/engine/expr/ob_expr_coalesce.h
View File

@ -15,23 +15,24 @@
#include "sql/engine/expr/ob_expr_operator.h"
namespace oceanbase {
namespace sql {
class ObExprCoalesce : public ObExprOperator {
namespace oceanbase
{
namespace sql
{
class ObExprCoalesce : public ObExprOperator
{
public:
explicit ObExprCoalesce(common::ObIAllocator& alloc);
explicit ObExprCoalesce(common::ObIAllocator &alloc);
virtual ~ObExprCoalesce();
virtual int calc_result_typeN(
ObExprResType& type, ObExprResType* types_stack, int64_t param_num, common::ObExprTypeCtx& type_ctx) const;
virtual int calc_resultN(
common::ObObj& result, const common::ObObj* objs_stack, int64_t param_num, common::ObExprCtx& expr_ctx) const;
virtual int cg_expr(ObExprCGCtx& expr_ct_ctx, const ObRawExpr& raw_expr, ObExpr& rt_expr) const override;
static int calc(common::ObObj& result, const common::ObObj* objs_stack, int64_t param_num,
const ObExprResType& expected_type, common::ObCastCtx& cast_ctx);
virtual int calc_result_typeN(ObExprResType &type,
ObExprResType *types_stack,
int64_t param_num,
common::ObExprTypeCtx &type_ctx) const;
virtual int cg_expr(ObExprCGCtx &expr_ct_ctx, const ObRawExpr &raw_expr,
ObExpr &rt_expr) const override;
private:
DISALLOW_COPY_AND_ASSIGN(ObExprCoalesce);
};
} // namespace sql
} // namespace oceanbase
}
}
#endif /* _OB_SQL_EXPR_COALESCE_H_ */