Added setup and code for MySQL DB

persistence-jpa/pom.xml

@@ -62,6 +62,21 @@
 			<version>${oracle.version}</version>
 		</dependency>
 
+		<!-- Postgres JDBC -->
+        <dependency>
+            <groupId>org.postgresql</groupId>
+            <artifactId>postgresql</artifactId>
+            <version>9.4.1208</version>
+        </dependency>
+
+		<!-- MySql JDBC -->
+
+		<dependency>
+			<groupId>mysql</groupId>
+			<artifactId>mysql-connector-java</artifactId>
+			<version>5.1.38</version>
+		</dependency>
+
 		<!-- Junit Library -->
 
 		<dependency>

persistence-jpa/src/main/java/com/baeldung/jpa/model/Car.java

@@ -9,10 +9,10 @@ import javax.persistence.*;
 @Entity
 @Table(name = "CAR")
 @NamedStoredProcedureQueries({
-        @NamedStoredProcedureQuery(name = "findByModelProcedure", procedureName = "FIND_CAR_BY_MODEL", resultClasses = { Car.class }, parameters = { @StoredProcedureParameter(name = "p_model", type = String.class, mode = ParameterMode.IN),
+        @NamedStoredProcedureQuery(name = "findByModelProcedure", procedureName = "FIND_CAR_BY_MODEL", resultClasses = { Car.class }, parameters = { @StoredProcedureParameter(name = "data", type = Car.class, mode = ParameterMode.REF_CURSOR),
-                @StoredProcedureParameter(name = "data", type = Car.class, mode = ParameterMode.REF_CURSOR) }),
+                @StoredProcedureParameter(name = "p_model", type = String.class, mode = ParameterMode.IN) }),
-        @NamedStoredProcedureQuery(name = "findByYearProcedure", procedureName = "FIND_CAR_BY_YEAR", resultClasses = { Car.class }, parameters = { @StoredProcedureParameter(name = "p_year", type = Integer.class, mode = ParameterMode.IN),
+        @NamedStoredProcedureQuery(name = "findByYearProcedure", procedureName = "FIND_CAR_BY_YEAR", resultClasses = { Car.class }, parameters = { @StoredProcedureParameter(name = "data", type = Car.class, mode = ParameterMode.REF_CURSOR),
-                @StoredProcedureParameter(name = "data", type = Car.class, mode = ParameterMode.REF_CURSOR) }) })
+                @StoredProcedureParameter(name = "p_year", type = Integer.class, mode = ParameterMode.IN) }) })
 public class Car {
 
     private long id;
@@ -30,6 +30,7 @@ public class Car {
     @Id
     @SequenceGenerator(name = "CarIdSequence", sequenceName = "SEQ_CAR_ID", allocationSize = 1)
     @GeneratedValue(strategy = GenerationType.SEQUENCE, generator = "CarIdSequence")
+    //@GeneratedValue(strategy = GenerationType.IDENTITY) -- for MySQL
     @Column(name = "ID", unique = true, nullable = false, scale = 0)
     public long getId() {
         return id;

persistence-jpa/src/main/resources/META-INF/persistence.xml

@@ -16,5 +16,15 @@
 			<property name="hibernate.connection.password" value="JPA" />
 			<property name="hibernate.show_sql" value="true" />
 		</properties>
+
+		<!-- MySQL properties configuration -->
+		<!--properties>
+			<property name="javax.persistence.jdbc.driver" value="com.mysql.jdbc.Driver" />
+			<property name="javax.persistence.jdbc.url" value="jdbc:mysql://127.0.0.1:3306/jpa" />
+			<property name="javax.persistence.jdbc.user" value="jpa" />
+			<property name="javax.persistence.jdbc.password" value="bagnara.82" />
+			<property name="hibernate.dialect" value="org.hibernate.dialect.MySQLDialect" />
+			<property name="hibernate.show_sql" value="true" />
+		</properties-->
 	</persistence-unit>
 </persistence>

persistence-jpa/src/main/resources/config/database/FindCarByYearProcedureMySQL.sql

@@ -0,0 +1,8 @@
+DELIMITER $$
+CREATE DEFINER=`root`@`localhost` PROCEDURE `FIND_CAR_BY_YEAR`(in p_year int)
+begin
+SELECT ID, MODEL, YEAR
+    FROM CAR
+    WHERE YEAR = p_year;
+end$$
+DELIMITER ;

persistence-jpa/src/main/resources/config/database/create_table_mysql.sql

@@ -0,0 +1,6 @@
+CREATE TABLE `car` (
+  `ID` int(10) NOT NULL AUTO_INCREMENT,
+  `MODEL` varchar(50) NOT NULL,
+  `YEAR` int(4) NOT NULL,
+  PRIMARY KEY (`ID`)
+) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8;

persistence-jpa/src/test/java/com/baeldung/jpa/storedprocedure/StoredProcedureTest.java

@@ -28,7 +28,7 @@ public class StoredProcedureTest {
         EntityTransaction transaction = entityManager.getTransaction();
         try {
             transaction.begin();
-            Car car = new Car("Ford Mustang", 2015);
+            Car car = new Car("Fiat Punto", 2015);
             entityManager.persist(car);
             transaction.commit();
         } catch (Exception e) {
@@ -57,12 +57,21 @@ public class StoredProcedureTest {
     public void findCarsByYearNoNamedStored() {
         StoredProcedureQuery findByYearProcedure =
          entityManager.createStoredProcedureQuery("FIND_CAR_BY_YEAR", Car.class)
-         .registerStoredProcedureParameter("p_year", Integer.class, ParameterMode.IN)
+           .registerStoredProcedureParameter("data", Void.class, ParameterMode.REF_CURSOR)
-         .registerStoredProcedureParameter("data", Void.class, ParameterMode.REF_CURSOR).setParameter("p_year", 2015);
+           .registerStoredProcedureParameter("p_year", Integer.class, ParameterMode.IN)
+           .setParameter("p_year", 2015);
 
         findByYearProcedure.getResultList().forEach(c -> Assert.assertEquals(new Integer(2015), ((Car) c).getYear()));
     }
 
+    @Test @Ignore
+    public void findCarsByYearMySql() {
+        StoredProcedureQuery storedProcedure = entityManager.createStoredProcedureQuery("FIND_CAR_BY_YEAR",Car.class)
+          .registerStoredProcedureParameter(1, Integer.class, ParameterMode.IN)
+          .setParameter(1, 2015);
+        storedProcedure.getResultList().forEach(c -> Assert.assertEquals(new Integer(2015), ((Car) c).getYear()));
+    }
+
     @AfterClass
     public static void destroy() {
 

persistence-jpa/src/test/resources/persistence.xml

@@ -16,6 +16,16 @@
 			<property name="hibernate.connection.password" value="JPA" />
 			<property name="hibernate.show_sql" value="true" />
 		</properties>
+
+		<!-- MySQL properties configuration -->
+		<!--properties>
+			<property name="javax.persistence.jdbc.driver" value="com.mysql.jdbc.Driver" />
+			<property name="javax.persistence.jdbc.url" value="jdbc:mysql://127.0.0.1:3306/jpa" />
+			<property name="javax.persistence.jdbc.user" value="jpa" />
+			<property name="javax.persistence.jdbc.password" value="bagnara.82" />
+			<property name="hibernate.dialect" value="org.hibernate.dialect.MySQLDialect" />
+			<property name="hibernate.show_sql" value="true" />
+		</properties-->
 	</persistence-unit>
 </persistence>