/// <param name="targetTable"> target table or view</param>
/// <returns></returns>
private SearchJob BuildSearchJob(string targetTable)
{
const int IndexCacheCount = 3;
SearchJob search = new SearchJob();
BuildIndexRoot();
string indexPath = _indexDir;
if (string.IsNullOrEmpty(indexPath))
{
indexPath = BuildIndexPath(targetTable);
}
if (!IndexExists(indexPath))
{
throw new Exception("Invalid index path: " + indexPath);
}
search.IndexesToSearch.Add(indexPath);
search.SearchFlags = search.SearchFlags | SearchFlags.dtsSearchDelayDocInfo;
search.MaxFilesToRetrieve = _maxHitCount;
if (_enableDtIndexCache)
{
if (_cache == null)
{
_cache = new IndexCache(IndexCacheCount);
}
search.SetIndexCache(_cache);
}
return(search);
}
