private async Task Explain(DocumentsOperationContext context, HttpMethod method)
{
var indexQuery = await GetIndexQuery(context, method);
var runner = new QueryRunner(Database, context);
var explanations = runner.ExplainDynamicIndexSelection(indexQuery);
using (var writer = new BlittableJsonTextWriter(context, ResponseBodyStream()))
{
writer.WriteStartObject();
writer.WriteArray(context, "Results", explanations, (w, c, explanation) =>
{
w.WriteExplanation(context, explanation);
});
writer.WriteEndObject();
}
}
private void Explain(DocumentsOperationContext context, string indexName)
{
var indexQuery = IndexQueryServerSide.Create(HttpContext, GetStart(), GetPageSize(Database.Configuration.Core.MaxPageSize), context);
var runner = new QueryRunner(Database, context);
var explanations = runner.ExplainDynamicIndexSelection(indexName, indexQuery);
using (var writer = new BlittableJsonTextWriter(context, ResponseBodyStream()))
{
var isFirst = true;
writer.WriteStartArray();
foreach (var explanation in explanations)
{
if (isFirst == false)
{
writer.WriteComma();
}
isFirst = false;
writer.WriteExplanation(context, explanation);
}
writer.WriteEndArray();
}
}