Java tutorial
import java.sql.Connection; import java.sql.DatabaseMetaData; import java.sql.DriverManager; import java.sql.ResultSet; import java.sql.Statement; public class Main { public static void main(String[] args) throws Exception { Connection conn = getMySqlConnection(); Statement st = conn.createStatement(); st.executeUpdate("drop table survey;"); st.executeUpdate("create table survey (id int,name varchar(30));"); st.executeUpdate("insert into survey (id,name ) values (1,'nameValue')"); DatabaseMetaData meta = conn.getMetaData(); ResultSet rs = meta.getExportedKeys(conn.getCatalog(), null, "survey"); while (rs.next()) { String fkTableName = rs.getString("FKTABLE_NAME"); String fkColumnName = rs.getString("FKCOLUMN_NAME"); int fkSequence = rs.getInt("KEY_SEQ"); System.out.println("getExportedKeys(): fkTableName=" + fkTableName); System.out.println("getExportedKeys(): fkColumnName=" + fkColumnName); System.out.println("getExportedKeys(): fkSequence=" + fkSequence); } st.close(); conn.close(); } private static Connection getHSQLConnection() throws Exception { Class.forName("org.hsqldb.jdbcDriver"); System.out.println("Driver Loaded."); String url = "jdbc:hsqldb:data/tutorial"; return DriverManager.getConnection(url, "sa", ""); } public static Connection getMySqlConnection() throws Exception { String driver = "org.gjt.mm.mysql.Driver"; String url = "jdbc:mysql://localhost/demo2s"; String username = "oost"; String password = "oost"; Class.forName(driver); Connection conn = DriverManager.getConnection(url, username, password); return conn; } public static Connection getOracleConnection() throws Exception { String driver = "oracle.jdbc.driver.OracleDriver"; String url = "jdbc:oracle:thin:@localhost:1521:caspian"; String username = "mp"; String password = "mp2"; Class.forName(driver); // load Oracle driver Connection conn = DriverManager.getConnection(url, username, password); return conn; } }