bug fixed for issue alibaba#1257

src/main/java/com/alibaba/druid/sql/parser/SQLExprParser.java

@@ -1727,6 +1727,7 @@ public SQLColumnDefinition parseColumnRest(SQLColumnDefinition column) {
         if (lexer.token() == Token.COMMENT) {
             lexer.nextToken();
             column.setComment(primary());
+            return parseColumnRest(column);
         }
 
         return column;

src/test/java/com/alibaba/druid/bvt/sql/mysql/MySqlCreateTableTest71.java

@@ -0,0 +1,67 @@
+/*
+ * Copyright 1999-2101 Alibaba Group Holding Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.alibaba.druid.bvt.sql.mysql;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+import com.alibaba.druid.sql.MysqlTest;
+import com.alibaba.druid.sql.SQLUtils;
+import com.alibaba.druid.sql.ast.SQLStatement;
+import com.alibaba.druid.sql.dialect.mysql.parser.MySqlStatementParser;
+import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlSchemaStatVisitor;
+import com.alibaba.druid.stat.TableStat.Column;
+
+public class MySqlCreateTableTest71 extends MysqlTest {
+
+    @Test
+    public void test_one() throws Exception {
+        String sql = "create table xx (id bigint unsigned not null comment 'aa' auto_increment," //
+                + "gmt_create datetime not null comment '创建时间'," //
+                + "gmt_modified datetime not null comment '修改时间', " //
+                + "primary key (id)) comment='re'";
+
+        MySqlStatementParser parser = new MySqlStatementParser(sql);
+        SQLStatement stmt = parser.parseCreateTable();
+
+        MySqlSchemaStatVisitor visitor = new MySqlSchemaStatVisitor();
+        stmt.accept(visitor);
+
+        Column column = visitor.getColumn("xx", "id");
+        Assert.assertNotNull(column);
+        Assert.assertEquals("bigint", column.getDataType());
+
+        {
+            String output = SQLUtils.toMySqlString(stmt);
+            Assert.assertEquals("CREATE TABLE xx ("
+                    + "\n\tid bigint UNSIGNED NOT NULL AUTO_INCREMENT COMMENT 'aa', "
+                    + "\n\tgmt_create datetime NOT NULL COMMENT '创建时间', "
+                    + "\n\tgmt_modified datetime NOT NULL COMMENT '修改时间', "
+                    + "\n\tPRIMARY KEY (id)"
+                    + "\n) COMMENT = 're'", output);
+        }
+
+        {
+            String output = SQLUtils.toMySqlString(stmt, SQLUtils.DEFAULT_LCASE_FORMAT_OPTION);
+            Assert.assertEquals("create table xx ("
+                    + "\n\tid bigint unsigned not null auto_increment comment 'aa', "
+                    + "\n\tgmt_create datetime not null comment '创建时间', "
+                    + "\n\tgmt_modified datetime not null comment '修改时间', "
+                    + "\n\tprimary key (id)"
+                    + "\n) comment = 're'", output);
+        }
+    }
+}