setAutoManyToMany
void sqlDataManager.setAutoManyToMany ( boolean enable ) (professional and enterprise editions only)
Description
Sets whether or not the data manager should automatically take care of many-to-many relationships.
Parameters
- enable Whether the data manager should automatically run a commit for many-to-many tables when the connected tables are committed, as a boolean.
Return Values
Returns void.
Change Log
Version |
Description |
5.0 |
Available for professional and enterprise editions. |
If the many-to-many table has more information than just the keys then you will want to leave this feature turned off so that you can add more data than just the keys before committing.
Examples
Set Automatic Commits for Many-to-many Tables
// Import classes
import com.screenscraper.datamanager.*;
import com.screenscraper.datamanager.sql.*;
import org.apache.commons.dbcp.BasicDataSource;
// Set Variables
host = "127.0.0.1:3306";
database = "mydb";
username = "user";
password = "pwrd";
parameters = "autoReconnect=true&useCompression=true";
// Build the BasicDataSource for the database connection
BasicDataSource ds = new BasicDataSource();
ds.setDriverClassName( "com.mysql.jdbc.Driver" );
ds.setUsername( username );
ds.setPassword( password );
ds.setUrl( "jdbc:mysql://" + host + "/" + database + "?" + parameters );
// Get MySQL datamanager
dm = new SqlDataManager( ds, session );
// Set Automatic Commit on Many-to-many tables
dm.setAutoManyToMany( true );