//constructor
public ServerDatabaseTableSelector()
{
InitializeComponent();
if (LicenseManager.UsageMode == LicenseUsageMode.Designtime)
{
return;
}
_workerRefreshDatabases.DoWork += UpdateDatabaseListAsync;
_workerRefreshDatabases.WorkerSupportsCancellation = true;
_workerRefreshDatabases.RunWorkerCompleted += UpdateDatabaseAsyncCompleted;
_workerRefreshTables.DoWork += UpdateTablesListAsync;
_workerRefreshTables.WorkerSupportsCancellation = true;
_workerRefreshTables.RunWorkerCompleted += UpdateTablesAsyncCompleted;
var r = new RecentHistoryOfControls(cbxServer, new Guid("01ccc304-0686-4145-86a5-cc0468d40027"));
r.AddHistoryAsItemsToComboBox(cbxServer);
var r2 = new RecentHistoryOfControls(cbxDatabase, new Guid("e1a4e7a8-3f7a-4018-8ff5-2fd661ee06a3"));
r2.AddHistoryAsItemsToComboBox(cbxDatabase);
_helper = DatabaseCommandHelper.For(DatabaseType);
}
/// <summary>
/// Returns the unique database server type <see cref="IQuerySyntaxHelper"/> by evaluating the <see cref="TableInfo"/> used in the query.
/// <para>Throws <see cref="QueryBuildingException"/> if the tables are from mixed server types (e.g. MySql mixed with Oracle)</para>
/// </summary>
/// <param name="tablesUsedInQuery"></param>
/// <returns></returns>
public static IQuerySyntaxHelper GetSyntaxHelper(List <TableInfo> tablesUsedInQuery)
{
if (!tablesUsedInQuery.Any())
{
throw new QueryBuildingException("Could not pick an IQuerySyntaxHelper because the there were no TableInfos used in the query");
}
var databaseTypes = tablesUsedInQuery.Select(t => t.DatabaseType).Distinct().ToArray();
if (databaseTypes.Length > 1)
{
throw new QueryBuildingException("Cannot build query because there are multiple DatabaseTypes involved in the query:" + string.Join(",",
tablesUsedInQuery.Select(t => t.GetRuntimeName() + "(" + t.DatabaseType + ")")));
}
return(DatabaseCommandHelper.For(databaseTypes.Single()).GetQuerySyntaxHelper());
}
private void databaseTypeUI1_DatabaseTypeChanged(object sender, EventArgs e)
{
_helper = DatabaseCommandHelper.For(DatabaseType);
UpdateDatabaseList();
}
