Update Records Using PreparedStatement
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
public class UpdateRecordsUsingPreparedStatement {
public static Connection getConnection() throws Exception {
String driver = "oracle.jdbc.driver.OracleDriver";
String url = "jdbc:oracle:thin:@localhost:1521:databaseName";
String username = "name";
String password = "password";
Class.forName(driver);
Connection conn = DriverManager.getConnection(url, username, password);
return conn;
}
public static void main(String[] args) throws Exception {
Connection conn = null;
PreparedStatement pstmt = null;
try {
conn = getConnection();
String query = "update dept set DEPT_LOC = ? where DEPT_NUM = ? ";
pstmt = conn.prepareStatement(query); // create a statement
pstmt.setString(1, "deptLocation"); // set input parameter 1
pstmt.setInt(2, 1001); // set input parameter 2
pstmt.executeUpdate(); // execute update statement
} catch (Exception e) {
e.printStackTrace();
System.exit(1);
} finally {
pstmt.close();
conn.close();
}
}
}
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