patch 4.0
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@ -16,35 +16,21 @@
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using namespace oceanbase::common;
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using namespace oceanbase::sql;
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namespace oceanbase {
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namespace sql {
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namespace oceanbase
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{
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namespace sql
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{
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ObExprFromDays::ObExprFromDays(ObIAllocator& alloc)
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: ObFuncExprOperator(alloc, T_FUN_SYS_FROM_DAYS, N_FROM_DAYS, 1, NOT_ROW_DIMENSION){};
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ObExprFromDays::ObExprFromDays(ObIAllocator &alloc)
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: ObFuncExprOperator(alloc, T_FUN_SYS_FROM_DAYS, N_FROM_DAYS, 1, NOT_ROW_DIMENSION) {};
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ObExprFromDays::~ObExprFromDays()
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{}
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int ObExprFromDays::calc_result1(ObObj& result, const ObObj& text, ObExprCtx& expr_ctx) const
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{
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int ret = OB_SUCCESS;
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if (text.is_null()) {
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result.set_null();
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} else {
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TYPE_CHECK(text, ObInt32Type);
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// max: 9999-12-31 min:0000-00-00
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int32_t value = text.get_int32();
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if (value >= MIN_DAYS_OF_DATE && value <= MAX_DAYS_OF_DATE) {
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result.set_date(value - DAYS_FROM_ZERO_TO_BASE);
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} else {
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result.set_date(ObTimeConverter::ZERO_DATE);
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}
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}
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UNUSED(expr_ctx);
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return ret;
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}
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int ObExprFromDays::cg_expr(ObExprCGCtx& op_cg_ctx, const ObRawExpr& raw_expr, ObExpr& rt_expr) const
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int ObExprFromDays::cg_expr(ObExprCGCtx &op_cg_ctx,
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const ObRawExpr &raw_expr,
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ObExpr &rt_expr) const
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{
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UNUSED(op_cg_ctx);
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UNUSED(raw_expr);
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@ -62,10 +48,10 @@ int ObExprFromDays::cg_expr(ObExprCGCtx& op_cg_ctx, const ObRawExpr& raw_expr, O
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return ret;
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}
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int ObExprFromDays::calc_fromdays(const ObExpr& expr, ObEvalCtx& ctx, ObDatum& expr_datum)
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int ObExprFromDays::calc_fromdays(const ObExpr &expr, ObEvalCtx &ctx, ObDatum &expr_datum)
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{
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int ret = OB_SUCCESS;
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ObDatum* param_datum = NULL;
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ObDatum *param_datum = NULL;
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if (OB_FAIL(expr.args_[0]->eval(ctx, param_datum))) {
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LOG_WARN("eval param value failed", K(ret));
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} else if (OB_UNLIKELY(param_datum->is_null())) {
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@ -73,7 +59,8 @@ int ObExprFromDays::calc_fromdays(const ObExpr& expr, ObEvalCtx& ctx, ObDatum& e
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} else {
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// max: 9999-12-31 min:0000-00-00
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int32_t value = param_datum->get_int32();
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if (value >= MIN_DAYS_OF_DATE && value <= MAX_DAYS_OF_DATE) {
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if (value >= MIN_DAYS_OF_DATE
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&& value <= MAX_DAYS_OF_DATE) {
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expr_datum.set_date(value - DAYS_FROM_ZERO_TO_BASE);
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} else {
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expr_datum.set_date(ObTimeConverter::ZERO_DATE);
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@ -82,5 +69,5 @@ int ObExprFromDays::calc_fromdays(const ObExpr& expr, ObEvalCtx& ctx, ObDatum& e
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return ret;
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}
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} // namespace sql
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} // namespace oceanbase
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} //namespace sql
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} //namespace oceanbase
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