private (List <Slice>, string) ExtractIdsFromQuery(IndexQueryServerSide query, DocumentsOperationContext context)
{
if (string.IsNullOrWhiteSpace(query.Query))
{
return(null, null);
}
if (query.Metadata.Query.Where == null)
{
return(null, null);
}
if (query.Metadata.IndexFieldNames.Contains(QueryFieldName.DocumentId) == false)
{
return(null, null);
}
IDisposable releaseServerContext = null;
IDisposable closeServerTransaction = null;
TransactionOperationContext serverContext = null;
try
{
if (query.Metadata.HasCmpXchg)
{
releaseServerContext = context.DocumentDatabase.ServerStore.ContextPool.AllocateOperationContext(out serverContext);
closeServerTransaction = serverContext.OpenReadTransaction();
}
using (closeServerTransaction)
{
var idsRetriever = new RetrieveDocumentIdsVisitor(serverContext, context, query.Metadata, _context.Allocator);
idsRetriever.Visit(query.Metadata.Query.Where, query.QueryParameters);
return(idsRetriever.Ids?.OrderBy(x => x, SliceComparer.Instance).ToList(), idsRetriever.StartsWith);
}
}
finally
{
releaseServerContext?.Dispose();
}
}
private (List <Slice>, string) ExtractIdsFromQuery(IndexQueryServerSide query, MapQueryResultRetriever resultsRetriever)
{
if (string.IsNullOrWhiteSpace(query.Query))
{
return(null, null);
}
if (query.Metadata.Query.Where == null)
{
return(null, null);
}
if (query.Metadata.IndexFieldNames.Contains(QueryFieldName.DocumentId) == false)
{
return(null, null);
}
var idsRetriever = new RetrieveDocumentIdsVisitor(resultsRetriever, query.Metadata, _context.Allocator);
idsRetriever.Visit(query.Metadata.Query.Where, query.QueryParameters);
return(idsRetriever.Ids.OrderBy(x => x, SliceComparer.Instance).ToList(), idsRetriever.StartsWith);
}
private List <Slice> ExtractIdsFromQuery(IndexQueryServerSide query)
{
if (string.IsNullOrWhiteSpace(query.Query))
{
return(null);
}
if (query.Metadata.Query.Where == null)
{
return(null);
}
if (query.Metadata.IndexFieldNames.Contains(Constants.Documents.Indexing.Fields.DocumentIdFieldName) == false)
{
return(null);
}
var idsRetriever = new RetrieveDocumentIdsVisitor(query.Metadata, _context.Allocator);
idsRetriever.Visit(query.Metadata.Query.Where, query.QueryParameters);
return(idsRetriever.Ids.OrderBy(x => x, SliceComparer.Instance).ToList());
}
