public void HandleStartIndex(CreateIndexDesc spec)
{
try
{
var fields = spec.Columns
.Select(col => new VirtualDataWindowEventStartIndex.VDWCreateIndexField(col.Name, col.Type == CreateIndexType.HASH))
.ToList();
var create = new VirtualDataWindowEventStartIndex(
spec.WindowName, spec.IndexName, fields, spec.IsUnique);
_dataExternal.HandleEvent(create);
}
catch (Exception ex)
{
var message =
"Exception encountered invoking virtual data window handle start-index event for window '" +
_namedWindowName + "': " + ex.Message;
Log.Warn(message, ex);
throw new EPException(message, ex);
}
}
public abstract void AddExplicitIndex(CreateIndexDesc spec, bool isRecoveringResilient, bool allowIndexExists);
public override void AddExplicitIndex(CreateIndexDesc spec)
{
IndexRepository.ValidateAddExplicitIndex(spec.IsUnique, spec.IndexName, spec.Columns, TableMetadata.InternalEventType, new PrimaryIndexIterable(_rows));
}
public override void AddExplicitIndex(CreateIndexDesc spec)
{
throw new ExprValidationException("Tables without primary key column(s) do not allow creating an index");
}
public override void AddExplicitIndex(CreateIndexDesc spec, bool isRecoveringResilient, bool allowIndexExists)
{
throw new ExprValidationException("Tables without primary key column(s) do not allow creating an index");
}
public override void AddExplicitIndex(CreateIndexDesc spec, bool isRecoveringResilient, bool allowIndexExists)
{
_indexRepository.ValidateAddExplicitIndex(spec.IsUnique, spec.IndexName, spec.Columns, _tableMetadata.InternalEventType, new PrimaryIndexIterable(_rows), AgentInstanceContext, isRecoveringResilient || allowIndexExists, null);
}
public abstract void AddExplicitIndex(CreateIndexDesc spec);
