From 5e797a271ef4d5f83a3447720e0808578c77ee31 Mon Sep 17 00:00:00 2001
From: Fritz Larco <flarco@live.com>
Date: Fri, 27 Sep 2024 10:58:32 -0300
Subject: [PATCH] treat date '0000-00-00' as null

---
 core/dbio/iop/stream_processor.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/core/dbio/iop/stream_processor.go b/core/dbio/iop/stream_processor.go
index fdec3626..77a41294 100644
--- a/core/dbio/iop/stream_processor.go
+++ b/core/dbio/iop/stream_processor.go
@@ -775,13 +775,13 @@ func (sp *StreamProcessor) CastVal(i int, val interface{}, col *Column) interfac
 		cs.BoolCnt++
 	case col.Type.IsDatetime() || col.Type.IsDate():
 		dVal, err := sp.CastToTime(val)
-		if err != nil && val != "0000-00-00 00:00:00" {
+		if err != nil && !g.In(val, "0000-00-00", "0000-00-00 00:00:00") {
 			sp.ds.ChangeColumn(i, StringType)
 			cs.StringCnt++
 			sVal = cast.ToString(val)
 			sp.rowChecksum[i] = uint64(len(sVal))
 			nVal = sVal
-		} else if dVal.IsZero() || val == "0000-00-00 00:00:00" {
+		} else if dVal.IsZero() || g.In(val, "0000-00-00", "0000-00-00 00:00:00") {
 			nVal = nil
 			cs.NullCnt++
 			sp.rowBlankValCnt++