HHH-9167 Add support for PostgreSQL's new JSON data type

(cherry picked from commit 4a8bc1f250)

hibernate-core/src/main/java/org/hibernate/dialect/PostgreSQL92Dialect.java

@@ -0,0 +1,38 @@
+/*
+ * Hibernate, Relational Persistence for Idiomatic Java
+ *
+ * Copyright (c) 2014, Red Hat Inc. or third-party contributors as
+ * indicated by the @author tags or express copyright attribution
+ * statements applied by the authors.  All third-party contributions are
+ * distributed under license by Red Hat Inc.
+ *
+ * This copyrighted material is made available to anyone wishing to use, modify,
+ * copy, or redistribute it subject to the terms and conditions of the GNU
+ * Lesser General Public License, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this distribution; if not, write to:
+ * Free Software Foundation, Inc.
+ * 51 Franklin Street, Fifth Floor
+ * Boston, MA  02110-1301  USA
+ */
+package org.hibernate.dialect;
+
+import java.sql.Types;
+
+/**
+ * An SQL dialect for Postgres 9.2 and later, adds support for JSON data type
+ * 
+ * @author Mark Robinson
+ */
+public class PostgreSQL92Dialect extends PostgreSQL9Dialect {
+    public PostgreSQL92Dialect() {
+        super();
+        this.registerColumnType(Types.JAVA_OBJECT, "json");
+    }
+}