improved mysql parser

src/test/java/com/alibaba/druid/bvt/sql/mysql/MySqlCreateTableTest61.java

@@ -0,0 +1,47 @@
+/*
+ * 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;
+
+public class MySqlCreateTableTest61 extends MysqlTest {
+
+    @Test
+    public void test_one() throws Exception {
+        String sql = "create table t (pk int auto_increment primary key,a timestamp null default current_timestamp on update current_timestamp, b timestamp null)";
+
+        MySqlStatementParser parser = new MySqlStatementParser(sql);
+        SQLStatement stmt = parser.parseCreateTable();
+
+        MySqlSchemaStatVisitor visitor = new MySqlSchemaStatVisitor();
+        stmt.accept(visitor);
+
+        String output = SQLUtils.toMySqlString(stmt);
+        Assert.assertEquals("CREATE TABLE t ("
+                + "\n\tpk int PRIMARY KEY AUTO_INCREMENT, "
+                + "\n\ta timestamp DEFAULT current_timestamp ON UPDATE current_timestamp, "
+                + "\n\tb timestamp NULL"
+                + "\n)", output);
+
+    }
+}

src/test/java/com/alibaba/druid/bvt/sql/mysql/MySqlCreateTableTest62.java

@@ -0,0 +1,45 @@
+/*
+ * 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;
+
+public class MySqlCreateTableTest62 extends MysqlTest {
+
+    @Test
+    public void test_one() throws Exception {
+        String sql = "create table a ( b varchar(15) CHARACTER SET latin1 DEFAULT NULL)";
+
+        MySqlStatementParser parser = new MySqlStatementParser(sql);
+        SQLStatement stmt = parser.parseCreateTable();
+
+        MySqlSchemaStatVisitor visitor = new MySqlSchemaStatVisitor();
+        stmt.accept(visitor);
+
+        String output = SQLUtils.toMySqlString(stmt);
+        Assert.assertEquals("CREATE TABLE a ("
+                + "\n\tb varchar(15) CHARACTER SET latin1 NULL"
+                + "\n)", output);
+
+    }
+}

src/test/java/com/alibaba/druid/bvt/sql/mysql/MySqlCreateTableTest63.java

@@ -0,0 +1,47 @@
+/*
+ * 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;
+
+public class MySqlCreateTableTest63 extends MysqlTest {
+
+    @Test
+    public void test_one() throws Exception {
+        String sql = "CREATE TABLE t (pk int auto_increment primary key, a TIMESTAMP, KEY ( a DESC ) );";
+
+        MySqlStatementParser parser = new MySqlStatementParser(sql);
+        SQLStatement stmt = parser.parseCreateTable();
+
+        MySqlSchemaStatVisitor visitor = new MySqlSchemaStatVisitor();
+        stmt.accept(visitor);
+
+        String output = SQLUtils.toMySqlString(stmt);
+        Assert.assertEquals("CREATE TABLE t ("
+                + "\n\tpk int PRIMARY KEY AUTO_INCREMENT, "
+                + "\n\ta TIMESTAMP, "
+                + "\n\tKEY (a DESC)"
+                + "\n)", output);
+
+    }
+}