From bfc53dc0aeed4ad081c4d7d62e26c8868dea60ec Mon Sep 17 00:00:00 2001
From: gailibing <gailibing@163.com>
Date: Thu, 18 Jan 2024 15:52:04 +0800
Subject: [PATCH] =?UTF-8?q?=E8=BF=81=E7=A7=BB=E8=AF=B4=E6=98=8E.md=20?=
 =?UTF-8?q?=E6=9B=B4=E6=96=B0=20NUMBER(p,s)=EF=BC=8Cs<0=E6=97=B6=EF=BC=8C?=
 =?UTF-8?q?=E7=BD=AE=E4=B8=BA0?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../java/com/gbase8c/dmt/db/opengauss/TableObjectImpl.java  | 6 +++---
 "\350\277\201\347\247\273\350\257\264\346\230\216.md"       | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/dmt/src/main/java/com/gbase8c/dmt/db/opengauss/TableObjectImpl.java b/dmt/src/main/java/com/gbase8c/dmt/db/opengauss/TableObjectImpl.java
index fd4dde9..71e6062 100644
--- a/dmt/src/main/java/com/gbase8c/dmt/db/opengauss/TableObjectImpl.java
+++ b/dmt/src/main/java/com/gbase8c/dmt/db/opengauss/TableObjectImpl.java
@@ -138,9 +138,6 @@ public class TableObjectImpl extends MetaImpl implements TableObject {
                     columnDto.setTarDataScale(columnDto.getDataScale());
                 }
             }
-            if (columnDto.getTarDataScale() != null && columnDto.getTarDataScale() < 0){
-                scaleLessThan0Col.add(columnDto);
-            }
         });
 
         if (CollectionUtils.isNotEmpty(scaleLessThan0Col)) {
@@ -575,6 +572,9 @@ public class TableObjectImpl extends MetaImpl implements TableObject {
                     if (dataType.equals("numeric")) {
                         Integer dataPrecision = column.getTarDataPrecision();
                         Integer dataScale = column.getTarDataScale();
+                        if (!(Objects.isNull(dataScale)) && dataScale < 0){
+                            dataScale = 0;
+                        }
                         if (!(Objects.isNull(dataScale)) && !(Objects.isNull(dataPrecision))
                                 && dataScale > dataPrecision){
                             dataScale = dataPrecision;
diff --git "a/\350\277\201\347\247\273\350\257\264\346\230\216.md" "b/\350\277\201\347\247\273\350\257\264\346\230\216.md"
index d2c9080..31818ce 100644
--- "a/\350\277\201\347\247\273\350\257\264\346\230\216.md"
+++ "b/\350\277\201\347\247\273\350\257\264\346\230\216.md"
@@ -11,7 +11,7 @@
 | NCHAR                          | character            |   需要拼接长度                                     |
 | VARCHAR2                       | character varying         |       需要拼接长度                                 |
 | NVARCHAR2                      | nvarchar2        |        需要拼接长度                                |
-| NUMBER(p,s)                         | numeric(p,s)。          | 需要拼接 precision和scale                   |
+| NUMBER(p,s)                         | numeric(p,s)。          | 需要拼接 precision和scale,当scale<0时，根据目标端的支持情况，scale置为0。                   |
 | NUMBER(p,0)                    | 当0<p<=4时，迁为int2；当4<p<=9时，迁为int4；当9<p<=18时，迁为int8；其他情况迁为numeric(p,0)         | data_type列为NUMBER，且data_scale为0,data_precision不为0时        |
 | FLOAT                          | double_precision | 避免精度丢失，都对应成双精度浮点                       |
 | BINARY_FLOAT                   | datax不支持读      | 暂不支持全量迁移                               |
-- 
Gitee