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support last_day in mysql mode

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This commit is contained in:
jg0
2021-07-27 21:39:15 +08:00
committed by wangzelin.wzl
parent 09edba0ff6
commit 74d0236609
45 changed files with 26893 additions and 25079 deletions
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40
src/sql/engine/expr/ob_expr_date_format.h
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@ -75,6 +75,46 @@ inline int ObExprDateFormat::calc_result_type2(
return ret;
}
class ObExprGetFormat : public ObStringExprOperator
{
public:
explicit ObExprGetFormat(common::ObIAllocator &alloc);
virtual ~ObExprGetFormat();
virtual int calc_result_type2(ObExprResType &type,
ObExprResType &unit,
ObExprResType &format,
common::ObExprTypeCtx &type_ctx) const;
virtual int calc_result2(common::ObObj &result,
const common::ObObj &unit,
const common::ObObj &format,
common::ObExprCtx &expr_ctx) const;
virtual int cg_expr(ObExprCGCtx &op_cg_ctx,
const ObRawExpr &raw_expr,
ObExpr &rt_expr) const override;
static int calc_get_format(const ObExpr &expr, ObEvalCtx &ctx, ObDatum &expr_datum);
private:
enum Format
{
FORMAT_EUR = 0,
FORMAT_INTERNAL = 1,
FORMAT_ISO = 2,
FORMAT_JIS = 3,
FORMAT_USA = 4,
FORMAT_MAX = 5,
};
// disallow copy
static const int64_t GET_FORMAT_MAX_LENGTH = 17;
static const char* FORMAT_STR[FORMAT_MAX];
static const char* DATE_FORMAT[FORMAT_MAX + 1];
static const char* TIME_FORMAT[FORMAT_MAX + 1];
static const char* DATETIME_FORMAT[FORMAT_MAX + 1];
DISALLOW_COPY_AND_ASSIGN(ObExprGetFormat);
};
} // namespace sql
} // namespace oceanbase