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  • jdbc取出表名 名称

     package com.dataconnect.test.util;
    
    import java.sql.Connection;
    import java.sql.DatabaseMetaData;
    import java.sql.DriverManager;
    import java.sql.ResultSet;
    
    import org.slf4j.Logger;
    import org.slf4j.LoggerFactory;
    
    public class SchemaDetailsTest {
    
       private static Logger log = LoggerFactory
           .getLogger(SchemaDetailsTest.class);
    
       public static void main(String args[]) throws Exception {
    
         String databaseName = "myDbName";
         String userName = "username";
         String password = "password";
         String mySQLPort = "3306";
         String hostUrl = "127.0.0.1";
    
         // Setup the connection with the DB
         Class.forName("com.mysql.jdbc.Driver");
    
         Connection conn = DriverManager.getConnection("jdbc:mysql://" + hostUrl
             + ":" + mySQLPort, userName, password);
    
         // --- LISTING DATABASE SCHEMA NAMES ---
         ResultSet resultSet = conn.getMetaData().getCatalogs();
    
         while (resultSet.next()) {
           log.info("Schema Name = " + resultSet.getString("TABLE_CAT"));
         }
         resultSet.close();
    
         // --- LISTING DATABASE TABLE NAMES ---
         String[] types = { "TABLE" };
         resultSet = conn.getMetaData()
             .getTables(databaseName, null, "%", types);
         String tableName = "";
         while (resultSet.next()) {
           tableName = resultSet.getString(3);
           log.info("Table Name = " + tableName);
         }
         resultSet.close();
    
         // --- LISTING DATABASE COLUMN NAMES ---
         DatabaseMetaData meta = conn.getMetaData();
         resultSet = meta.getColumns(databaseName, null, tableName, "%");
    
         while (resultSet.next()) {
           log.info("Column Name of table " + tableName + " = "
               + resultSet.getString(4));
         }
       }
    }
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  • 原文地址:https://www.cnblogs.com/yszzu/p/9237848.html
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