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patch 4.0

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wangzelin.wzl
2022-10-24 10:34:53 +08:00
parent 4ad6e00ec3
commit 93a1074b0c
10533 changed files with 2588271 additions and 2299373 deletions
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25
src/sql/engine/expr/ob_expr_cardinality.h
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@ -15,21 +15,28 @@
#include "sql/engine/expr/ob_expr_operator.h"
namespace oceanbase {
namespace sql {
class ObExprCardinality : public ObFuncExprOperator {
namespace oceanbase
{
namespace sql
{
class ObExprCardinality : public ObFuncExprOperator
{
public:
explicit ObExprCardinality(common::ObIAllocator& alloc);
virtual ~ObExprCardinality();
int assign(const ObExprOperator& other);
virtual int calc_result_type1(ObExprResType& type, ObExprResType& type1, common::ObExprTypeCtx& type_ctx) const;
int assign(const ObExprOperator &other);
virtual int calc_result_type1(ObExprResType &type, ObExprResType &type1,
common::ObExprTypeCtx &type_ctx) const;
virtual int calc_result1(common::ObObj& result, const common::ObObj& obj, common::ObExprCtx& expr_ctx) const;
virtual int cg_expr(ObExprCGCtx &op_cg_ctx,
const ObRawExpr &raw_expr,
ObExpr &rt_expr) const override;
static int eval_card(const ObExpr &expr, ObEvalCtx &ctx, ObDatum &res);
private:
DISALLOW_COPY_AND_ASSIGN(ObExprCardinality);
};
} // namespace sql
} // namespace oceanbase
}
}
#endif
#endif