The comment of a domain (user defined data type) is now used as the default…

The comment of a domain (user defined data type) is now used as the default column comment when creating a column with this domain.

h2/src/main/org/h2/command/Parser.java

@@ -3167,7 +3167,10 @@ public class Parser {
             int value = getPositiveInt();
             column.setSelectivity(value);
         }
-        column.setComment(readCommentIf());
+        String comment = readCommentIf();
+        if (comment != null) {
+            column.setComment(comment);
+        }
         return column;
     }
     
@@ -3213,6 +3216,7 @@ public class Parser {
         long precision = -1;
         int displaySize = -1;
         int scale = -1;
+        String comment = null;
         Column templateColumn = null;
         if (dataType == null) {
             UserDataType userDataType = database.findUserDataType(original);
@@ -3221,6 +3225,7 @@ public class Parser {
             }
             templateColumn = userDataType.getColumn();
             dataType = DataType.getDataType(templateColumn.getType());
+            comment = templateColumn.getComment();
             original = templateColumn.getOriginalSQL();
             precision = templateColumn.getPrecision();
             displaySize = templateColumn.getDisplaySize();
@@ -3296,6 +3301,7 @@ public class Parser {
                 column.addCheckConstraint(session, checkConstraint);
             }
         }
+        column.setComment(comment);
         column.setOriginalSQL(original);
         return column;
     }

h2/src/main/org/h2/table/Column.java

@@ -600,7 +600,7 @@ public class Column {
         this.comment = comment;
     }
 
-    String getComment() {
+    public String getComment() {
         return comment;
     }
 

h2/src/test/org/h2/test/testSimple.in.txt

+create domain email as varchar comment 'e-mail';
+create table test(e email);
+select remarks from INFORMATION_SCHEMA.COLUMNS where table_name='TEST';
+> e-mail;
+drop table test;
+drop domain email;
+
 create table test$test(id int);
 drop table test$test;
 create table test$$test(id int);