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sqlite(18)-java

sqlite(18)-java

作者: Flannery | 来源:发表于2016-06-15 18:01 被阅读0次

连接数据库#

import java.sql.*;
public class SQliteJDBC
{
  public static void main(String args[])
  {
    Connection c = null;
    try{
      Class.forName("org.sqlite.JDBC");
      c = DriverManager.getConnection("jdbc:sqlite:test.db");
    } catch (Exception e) {
        System.err.println(e.getClass().getName() + ":" + e.getMessage());
        System.exit(0);
    }
    System.out.println("Opened database successfully");
  }
}

创建表#

import java.sql.*;
public class SQLiteJDBC
{
  public static void main(String args[])
  {
    Connection c = null;
    Statement stmt = null;
    try{
    Class.forName("org.sqlite.JDBC");
    c = DriverManger.getConnection("jdbc:sqlite:test.db");
    System.out.println("Opened database successfully");
    stmt = c.createStatement();
    String sql = "CREATE TABLE COMPANY " +
                 "(ID INT PRIMARY KEY NOT NULL, " + 
                 "NAME TEXT NOT NULL," +
                 "AGE INT NOT NULL, " +
                 "ADDRESS CHAR(50), "+
                 "SALARY REAL)";
    stmt.executeUpdate(sql);
    stmt.close();
    c.close();
    } catch(Exception e) {
      System.err.println(e.getClass().getName() + ":" + e.getMessage() );
    System.exit(0);
    }
    System.out.println("Table created successfully");
  }
}

INSERT操作#

import java.sql.*;
publc class SQLiteJDBC
{
  Connection c = null;
  Statement stmt = null;
  try{
    Class.forName("org.sqlite.JDBC"); 
    c = DriverManager.getConnection("jdbc:sqlite:test.db");
     c.setAutoCommit(false); 
    System.out.println("Opened database successfully"); 
    stmt = c.createStatement();
     String sql = "INSERT INTO COMPANY (ID,NAME,AGE,ADDRESS,SALARY) " + "VALUES (1, 'Paul', 32, 'California', 20000.00 );";
     stmt.executeUpdate(sql); 
    sql = "INSERT INTO COMPANY (ID,NAME,AGE,ADDRESS,SALARY) " +     "VALUES (2, 'Allen', 25, 'Texas', 15000.00 );";
    stmt.executeUpdate(sql); sql = "INSERT INTO COMPANY   (ID,NAME,AGE,ADDRESS,SALARY) " + "VALUES (3, 'Teddy', 23, 'Norway', 20000.00 );"; 
    stmt.executeUpdate(sql); 
    sql = "INSERT INTO COMPANY (ID,NAME,AGE,ADDRESS,SALARY) " + "VALUES (4, 'Mark', 25, 'Rich-Mond ', 65000.00 );"; 
    stmt.executeUpdate(sql); stmt.close(); c.commit(); c.close();
  } catch(){
  }
}

SELECT操作#

SELECT

UPDATE操作#

UPDATE

DELETE操作#

DELETE

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