import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.SQLException;
public class PostgreSQLJDBCExample {
public static void main(String[] args) {
String dbURL = "jdbc:postgresql://localhost:5432/mydatabase";
String username = "myuser";
String password = "mypassword";
try {
Connection conn = DriverManager.getConnection(dbURL, username, password);
// ...
conn.close();
} catch (SQLException ex) {
ex.printStackTrace();
}
}
}
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
public class PostgreSQLJDBCExample {
public static void main(String[] args) {
String dbURL = "jdbc:postgresql://localhost:5432/mydatabase";
String username = "myuser";
String password = "mypassword";
try {
Connection conn = DriverManager.getConnection(dbURL, username, password);
Statement stmt = conn.createStatement();
ResultSet rs = stmt.executeQuery("SELECT * FROM mytable");
while (rs.next()) {
// ...
}
conn.close();
} catch (SQLException ex) {
ex.printStackTrace();
}
}
}
<dependency>
<groupId>org.postgresql</groupId>
<artifactId>postgresql</artifactId>
<version>42.2.23</version>
</dependency>
groovy
implementation 'org.postgresql:postgresql:42.2.23'
