Odczyt employeesów

PC22-BazyDanychMaven/src/main/java/bazy/na_zywo/Odczyt2.java

@@ -5,7 +5,7 @@ import java.sql.*;
 public class Odczyt2 {
    public static void main(String[] args) {
        String url = "jdbc:postgresql://localhost:5432/postgres";
-       try (Connection c = DriverManager.getConnection(url, "postgres", "abc123");
+       try(Connection c = DriverManager.getConnection(url, "postgres", "abc123");
            PreparedStatement stmt = c.prepareStatement("SELECT * FROM osoby");
            ResultSet rs = stmt.executeQuery()) {
            while (rs.next()) {

PC22-BazyDanychMaven/src/main/java/bazy/na_zywo/OdczytajWszystkich.java

+package bazy.na_zywo;
+
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.PreparedStatement;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+
+public class OdczytajWszystkich {
+
+    public static void main(String[] args) {
+        String url = "jdbc:postgresql://localhost:5432/hr";
+        try(Connection c = DriverManager.getConnection(url, "kurs", "abc123");
+            PreparedStatement stmt = c.prepareStatement("SELECT * FROM employees");
+            ResultSet rs = stmt.executeQuery()) {
+            while(rs.next()) {
+                System.out.printf("Pracownik nr %d, %s %s (%s) zarabia %s%n",
+                        rs.getInt("employee_id"),
+                        rs.getString("first_name"),
+                        rs.getString("last_name"),
+                        rs.getString("hire_date"),
+                        rs.getBigDecimal("salary"));
+            }
+        } catch(SQLException e) {
+            throw new RuntimeException(e);
+        }
+    }
+}