Issue 490: support MySQL "USING BTREE" index declaration

h2/src/docsrc/html/changelog.html

@@ -60,6 +60,7 @@ Change Log
 </li><li>MySQL compatibiltity, support the "AUTO_INCREMENT=3" part of the CREATE TABLE statement.
 </li><li>Issue 486: MySQL compatibiltity, support the "DEFAULT CHARSET" part of the CREATE TABLE statement.
 </li><li>Issue 487: support the MySQL "SET foreign_key_checks = 0" command
+</li><li>Issue 490: support MySQL "USING BTREE" index declaration
 </li></ul>
 
 <h2>Version 1.3.172 (2013-05-25)</h2>

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

@@ -5164,6 +5164,10 @@ public class Parser {
                 read("(");
             }
             command.setIndexColumns(parseIndexColumnList());
+            // MySQL compatibility
+            if (readIf("USING")) {
+                read("BTREE");
+            }
             return command;
         }
         AlterTableAddConstraint command;

h2/src/test/org/h2/test/db/TestCompatibility.java

@@ -266,6 +266,7 @@ public class TestCompatibility extends TestBase {
         stat.execute("CREATE TABLE TEST_4(ID INT PRIMARY KEY) charset=UTF8");
         stat.execute("CREATE TABLE TEST_5(ID INT PRIMARY KEY) ENGINE=InnoDb auto_increment=3 default charset=UTF8");
         stat.execute("CREATE TABLE TEST_6(ID INT PRIMARY KEY) ENGINE=InnoDb auto_increment=3 charset=UTF8");
+        stat.execute("CREATE TABLE TEST_7(ID INT, KEY TEST_7_IDX(ID) USING BTREE)");
 
         // this maps to SET REFERENTIAL_INTEGRITY TRUE/FALSE
         stat.execute("SET foreign_key_checks = 0");