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 84b151bfc33c7055a5e4812cf542837b4294bc84..3d9e1c9b3ef38123968bfb71a13ed6324ff9adb5 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
@@ -150,9 +150,6 @@ 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)) {
@@ -587,6 +584,13 @@ 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;
+                        }
                         if (dataPrecision != null) {
                             if (dataScale != null && dataScale < 0){
                                 sb.append("(").append(dataPrecision - dataScale);
diff --git a/dmt/src/main/java/com/gbase8c/dmt/db/oracle/TableObjectImpl.java b/dmt/src/main/java/com/gbase8c/dmt/db/oracle/TableObjectImpl.java
index 0601b1077c529c9f8d44e9fc1fa856c39dc453ad..09272a86ceb588d1806716f0753a8224e48484b4 100644
--- a/dmt/src/main/java/com/gbase8c/dmt/db/oracle/TableObjectImpl.java
+++ b/dmt/src/main/java/com/gbase8c/dmt/db/oracle/TableObjectImpl.java
@@ -29,6 +29,7 @@ import java.util.stream.Collectors;
 public class TableObjectImpl extends MetaImpl implements TableObject {
 
     protected IndexObject indexObject;
+    private static Integer defaultPrecision = 38;
 
     public TableObjectImpl(DataSourceDto dataSourceDto) {
         super(dataSourceDto);
@@ -130,6 +131,12 @@ public class TableObjectImpl extends MetaImpl implements TableObject {
 //
         for (TableDto.ColumnDto columnDto : columnDtos) {
             columnDto.setSqlType(toSqlType(columnDto.getDataType()));
+            if (Objects.equals(columnDto.getSqlType(),Types.NUMERIC)
+                    && !(Objects.isNull(columnDto.getDataScale()))
+                    && (Objects.isNull(columnDto.getDataPrecision()))
+                    && columnDto.getDataScale() == 0){
+                columnDto.setDataPrecision(defaultPrecision);
+            }
             if (Objects.equals(columnDto.getSqlType(),Types.NUMERIC)
                     && !(Objects.isNull(columnDto.getDataScale()))
                     && !(Objects.isNull(columnDto.getDataPrecision()))
diff --git a/quickstart/workdir.zip b/quickstart/workdir.zip
index 75ae1c58e49515a2549dcd04a52ff8ad941c2674..5103b75a644dfb3ac04bd6efa6d1e0a50cbf415d 100644
Binary files a/quickstart/workdir.zip and b/quickstart/workdir.zip differ