recortando bases de datos

src/Modelo.java

@@ -4,25 +4,14 @@ import java.sql.DriverManager;
 import java.sql.PreparedStatement;
 import java.sql.SQLException;
 import java.sql.Statement;
+import java.time.LocalDate;
 
 public class Modelo {
 	private Connection connection;
 	private static final String crearDB = "create database if not exists gestionGastos;\n";
-	private static final String crearMes = "create table if not exists mes (\n" + 
-			"	id int primary key,\n" + 
-			"    anio int,\n" + 
-			"    mes int,\n" + 
-			"    total float\n" + 
-			");\n";
-	private static final String crearGestion = "create table if not exists gestion (\n" + 
-			"	id int primary key,\n" + 
-			"    id_mes int,\n" + 
-			"    suma float,\n" + 
-			"    foreign key (id_mes) references mes(id)\n" + 
-			");\n";
 	private static final String crearTranasccion = "create table if not exists transacciones (\n" + 
-			"	id int primary key,\n" + 
+			"	id int primary key auto_increment,\n" + 
-			"    id_gestion int,\n" + 
+			"   nombre varchar(30),\n"+
 			"	dinero float,\n" + 
 			"   fecha date\n" + 
 			");";
@@ -31,10 +20,7 @@ public class Modelo {
 		try {
 			connection = DriverManager.getConnection("jdbc:mariadb://localhost:3306/gestionGastos?user=root&password=1234");
 			Statement crearDB = connection.createStatement();
-			//crearDB.executeQuery(Modelo.scriptInicial);
 			crearDB.executeQuery(Modelo.crearDB);
-			crearDB.executeUpdate(Modelo.crearMes);
-			crearDB.executeUpdate(Modelo.crearGestion);
 			crearDB.executeUpdate(Modelo.crearTranasccion);
 		} catch (SQLException e) {
 			// TODO Auto-generated catch block
@@ -42,4 +28,19 @@ public class Modelo {
 		}
 	}
 	
+	public void insertarTransaccion(String nombre, float dinero, LocalDate fecha) {
+		 String query = "insert into transacciones(nombre, dinero, fecha) values(?, ?, ?);";
+		 try {
+			PreparedStatement stmt = this.connection.prepareStatement(query);
+			stmt.setString(1, nombre);
+			stmt.setFloat(2, dinero);
+			stmt.setString(3, fecha.toString());
+			stmt.execute();
+		} catch (SQLException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}
+	}
+	
+	
 }