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Ramazan HABER / Java / VERITABANINA TABLO OLUSTURMA YAZMA OKUMA VS

 

1-) Java - VERITABANINA TABLO OLUSTURMA YAZMA OKUMA VS

 

import java.sql.*;

 

public class veriler {

 

public static void main(String[] args) {

 

try {

 

Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");

 

String database =

 

"jdbc:odbc:Driver={Microsoft Access Driver (*.mdb)};DBQ=myDB.mdb;";

 

Connection conn = DriverManager.getConnection(database, "", "");

 

Statement s = conn.createStatement();

 

// create a table

 

String tableName = "myTable" + String.valueOf((int) (Math.random() * 1000.0));

 

String createTable = "CREATE TABLE " + tableName

 

+ " (id Integer, name Text(32))";

 

s.execute(createTable);

 

// enter value into table

 

for (int i = 0; i < 25; i++) {

 

String addRow = "INSERT INTO " + tableName + " VALUES ( "

 

+ String.valueOf((int) (Math.random() * 32767)) + ", 'Text Value "

 

+ String.valueOf(Math.random()) + "')";

 

s.execute(addRow); }

 

// Fetch table

 

String selTable = "SELECT * FROM " + tableName;

 

s.execute(selTable);

 

ResultSet rs = s.getResultSet();

 

while ((rs != null) && (rs.next())) {

 

System.out.println(rs.getString(1) + " : " + rs.getString(2)); }

 

// drop the table

 

//String dropTable = "DROP TABLE " + tableName;

 

//s.execute(dropTable);

 

// close and cleanup

 

s.close();

 

conn.close();

 

} catch (Exception ex) {

 

ex.printStackTrace(); }}

 2021 Ocak 18 Pazartesi
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