java获取数据库中所有表名,判断某个表是否在数据库中存在

java获取数据库中所有表名，判断某个表是否在数据库中存在 2010-04-13 09:07:37| 分类： JDBC | 标签： |字号大中小 订阅 .

import java.sql.Connection;
import java.sql.DatabaseMetaData;
import java.sql.DriverManager;
import java.sql.ResultSet;

public class Main {
public static void main(String[] argv) throws Exception {

String driverName = "com.jnetdirect.jsql.JSQLDriver";
Class.forName(driverName);

String serverName = "127.0.0.1";
String portNumber = "1433";
String mydatabase = serverName + ":" + portNumber;
String url = "jdbc:JSQLConnect://" + mydatabase;
String username = "username";
String password = "password";

Connection connection = DriverManager.getConnection(url, username, password);

DatabaseMetaData dbmd = connection.getMetaData();

String[] types = { "TABLE" };
ResultSet resultSet = dbmd.getTables(null, null, "%", types);

while (resultSet.next()) {
String tableName = resultSet.getString(3);

String tableCatalog = resultSet.getString(1);
String tableSchema = resultSet.getString(2);
}
java获取数据库中所有表名，判断某个表是否在数据库中存在 - seara520 - seara520的博客java.sql.Connection con = getYourConnection();

//判断某个表是否在数据库中已经存在 yourTable，需要判断的表名
java获取数据库中所有表名，判断某个表是否在数据库中存在 - seara520 - seara520的博客ResultSet rs = dbmd.getTables(null, null, "yourTable", null );
if (rs.next()){
//yourTable exist
}else{
//yourTable not exist
}
}