в 17:43, 31 мая 2010

2010-05-31T17:43:48Z

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2010-05-31T14:47:04Z

1 версия

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== BatchUpdateException: getUpdateCounts() ==



<source lang="java">
import java.sql.DriverManager;
import java.sql.Connection;
import java.sql.Statement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.BatchUpdateException;
public class TestBatchUpdate {
public static Connection getConnection() throws Exception {
String driver = "org.gjt.mm.mysql.Driver";
String url = "jdbc:mysql://localhost/octopus";
String username = "root";
String password = "root";
Class.forName(driver);
Connection conn = DriverManager.getConnection(url, username, password);
return conn;
}
public static void main(String args[]) {
Connection conn = null;
Statement stmt = null;
ResultSet rs = null;
try {
conn = getConnection();
stmt = conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE, ResultSet.CONCUR_UPDATABLE);
conn.setAutoCommit(false);
stmt.addBatch("INSERT INTO batch_table(id, name) VALUES("11", "A")");
stmt.addBatch("INSERT INTO batch_table(id, name) VALUES("22", "B")");
stmt.addBatch("INSERT INTO batch_table(id, name) VALUES("33", "C")");
int[] updateCounts = stmt.executeBatch();
conn.rumit();
rs = stmt.executeQuery("SELECT * FROM batch_table");
while (rs.next()) {
String id = rs.getString("id");
String name = rs.getString("name");
System.out.println("id=" + id + " name=" + name);
}
} catch (BatchUpdateException b) {
System.err.println("SQLException: " + b.getMessage());
System.err.println("SQLState: " + b.getSQLState());
System.err.println("Message: " + b.getMessage());
System.err.println("Vendor error code: " + b.getErrorCode());
System.err.print("Update counts: ");
int[] updateCounts = b.getUpdateCounts();
for (int i = 0; i < updateCounts.length; i++) {
System.err.print(updateCounts[i] + " ");
}
} catch (SQLException ex) {
System.err.println("SQLException: " + ex.getMessage());
System.err.println("SQLState: " + ex.getSQLState());
System.err.println("Message: " + ex.getMessage());
System.err.println("Vendor error code: " + ex.getErrorCode());
} catch (Exception e) {
System.err.println("Exception: " + e.getMessage());
} finally {
try {
rs.close();
stmt.close();
conn.close();
} catch (Exception ignore) {
}
}
}
}

</source>

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Java by API/java.sql/BatchUpdateException - История изменений

в 17:43, 31 мая 2010

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