HSQLDB Java Example

Author: Pankaj Kumar

HSQLDB-Example/pom.xml

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+<project xmlns="http://maven.apache.org/POM/4.0.0"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+	<modelVersion>4.0.0</modelVersion>
+	<groupId>com.journaldev.hsqldb</groupId>
+	<artifactId>HSQLDB-Example</artifactId>
+	<version>0.0.1-SNAPSHOT</version>
+
+	<dependencies>
+		<dependency>
+			<groupId>org.hsqldb</groupId>
+			<artifactId>hsqldb</artifactId>
+			<version>2.4.1</version>
+		</dependency>
+	</dependencies>
+	<build>
+		<plugins>
+			<plugin>
+				<artifactId>maven-compiler-plugin</artifactId>
+				<version>3.7.0</version>
+				<configuration>
+					<release>10</release>
+				</configuration>
+			</plugin>
+		</plugins>
+	</build>
+</project>

HSQLDB-Example/src/main/java/com/journaldev/hsqldb/HSQLDBConnection.java

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+package com.journaldev.hsqldb;
+
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.SQLException;
+
+public class HSQLDBConnection {
+
+	public static Connection getConnection() {
+		Connection con = null;
+
+		try {
+			Class.forName("org.hsqldb.jdbc.JDBCDriver");
+			System.out.println("HSQLDB JDBCDriver Loaded");
+			con = DriverManager.getConnection(
+					"jdbc:hsqldb:hsql://localhost/Test", "SA", "");
+			System.out.println("HSQLDB Connection Created");
+		} catch (ClassNotFoundException e) {
+			e.printStackTrace();
+		} catch (SQLException e) {
+			e.printStackTrace();
+		}
+		return con;
+	}
+}

HSQLDB-Example/src/main/java/com/journaldev/hsqldb/HSQLDBExample.java

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+package com.journaldev.hsqldb;
+
+import java.sql.Connection;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+
+public class HSQLDBExample {
+
+	public static void main(String[] args) {
+		Connection con = HSQLDBConnection.getConnection();
+		System.out.println("Connection Obtained");
+
+		try {
+			PreparedStatement ps = con.prepareStatement(
+					"select id, firstName, lastName from customer");
+			ResultSet rs = ps.executeQuery();
+			while (rs.next()) {
+				System.out.println("ID = " + rs.getInt("id") + 
+						", Name = " + rs.getString("firstName") + " "
+						+ rs.getString("lastName"));
+			}
+			rs.close();
+			con.close();
+		} catch (SQLException e1) {
+			e1.printStackTrace();
+		}
+	}
+}