119 lines
3.4 KiB
Java
119 lines
3.4 KiB
Java
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/*
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package com.ruoyi.web.Utils;
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import com.ruoyi.system.domain.cost;
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import com.ruoyi.system.domain.material;
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import javax.swing.*;
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import java.sql.*;
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import java.util.List;
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public class batchInsert extends JFrame {
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public static Connection conn;
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public static Statement stm;
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public static PreparedStatement stmt;
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public static ResultSet rs;
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*/
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/**
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* 对数据库进行批量插入数据操作 执行次数100万
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*//*
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public static void insertMaterialBatch(List<material> list) throws Exception {
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// 思路：将100万条数据分成n等份，1等份为1000条数据
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// 如何实现？
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// 1、必须将Connection接口的自动提交方式改为手动
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// 2、利用Statement接口中的如下三个方法：addBatch、clearBath、executeBatch
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conn = DataDBUtils.getConnection();
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conn.setAutoCommit(false);
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*/
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/*stmt = conn.prepareStatement(
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"insert into [dbo].[sapcontract_test](uid,bh,type,custom,salesman,project,htje,startdate,enddate,remark,htzt) values (?,?,?,?,?,?,?,?,?,?,?)");*//*
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stmt = conn.prepareStatement(
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"insert into c_material(material_id, material_xingh, material_guig, material_diany, material_dw,material_type_id) values (?,?,?,?,?,?)");
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int count = 0;
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System.err.println("Start");
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for (material pay : list) {
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count++;
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stmt.setInt(1, pay.getMaterial_id());
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stmt.setString(2, pay.getMaterial_xingh());
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stmt.setString(3, pay.getMaterial_guig());
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stmt.setString(4, pay.getMaterial_diany());
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stmt.setString(5, pay.getMaterial_dw());
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stmt.setString(6, pay.getMaterial_type_id());
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stmt.addBatch();
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if (count % 5000 == 0) {// 当增加了500个批处理的时候再提交
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stmt.executeBatch();// 执行批处理
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conn.commit();
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}
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}
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stmt.executeBatch();// 执行批处理
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conn.commit();
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close(); // 关闭资源
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}
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*/
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/**
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* 对数据库进行批量插入数据操作 执行次数100万
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*//*
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public static void insertCostBatch(List<cost> list) throws Exception {
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// 思路：将100万条数据分成n等份，1等份为1000条数据
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// 如何实现？
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// 1、必须将Connection接口的自动提交方式改为手动
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// 2、利用Statement接口中的如下三个方法：addBatch、clearBath、executeBatch
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conn = DataDBUtils.getConnection();
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conn.setAutoCommit(false);
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*/
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/*stmt = conn.prepareStatement(
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"insert into [dbo].[sapcontract_test](uid,bh,type,custom,salesman,project,htje,startdate,enddate,remark,htzt) values (?,?,?,?,?,?,?,?,?,?,?)");*//*
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stmt = conn.prepareStatement(
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"insert into c_material_cost(cost_id, cost_material_id, cost_cl_id, cost_cl_qty, cost_cl_qty_2) values (?,?,?,?,?)");
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int count = 0;
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System.err.println("Start");
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for (cost pay : list) {
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count++;
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stmt.setInt(1, pay.getCost_id());
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stmt.setInt(2, pay.getCost_material_id());
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stmt.setString(3, pay.getCost_cl_id());
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stmt.setString(4, pay.getCost_cl_qty());
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stmt.setString(5, pay.getCost_cl_qty_2());
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stmt.addBatch();
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if (count % 5000 == 0) {// 当增加了500个批处理的时候再提交
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stmt.executeBatch();// 执行批处理
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conn.commit();
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}
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}
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stmt.executeBatch();// 执行批处理
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conn.commit();
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close(); // 关闭资源
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}
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public static void close() {
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try {
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if (rs != null)
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rs.close();
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if (stmt != null)
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stmt.close();
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if (stm != null)
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stm.close();
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if (conn != null)
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conn.close();
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} catch (SQLException e) {
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e.printStackTrace();
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}
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}
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}
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*/
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