database/code/JDBC/src/Test.java · devlop/java

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dependabot/maven/javase/code/demo11/mysql-mysql-connector-java-8.0.16

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java

database

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JDBC

src

Test.java

Test.java 948 Bytes

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bjmashibing authored 2019年12月15日 17:06 +08:00 . update

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22

import java.sql.Connection;
import java.sql.Date;
import java.sql.DriverManager;
import java.sql.PreparedStatement;

public class Test {
 public static void main(String[] args) throws Exception{
 Class.forName("com.mysql.jdbc.Driver");
 Connection conn = DriverManager.getConnection("jdbc:mysql://localhost:3306/db1","root","123456");
 PreparedStatement pstmt = conn.prepareStatement("insert into rental(rental_date,inventory_id,customer_id,return_date,staff_id,last_update) values (?,?,?,?,?,?);");
 for (int i = 200000; i < 5000000; i++) {
 pstmt.setDate(1,new Date(new java.util.Date().getTime()));
 pstmt.setInt(2,1);
 pstmt.setInt(3,1);
 pstmt.setDate(4,new Date(new java.util.Date().getTime()));
 pstmt.setInt(5,1);
 pstmt.setDate(6,new Date(new java.util.Date().getTime()));
 pstmt.execute();
 }
 conn.close();
 }
}