public async Task <TryCatch <PartitionedQueryExecutionInfo> > TryGetQueryPlanAsync(
SqlQuerySpec sqlQuerySpec,
Documents.ResourceType resourceType,
PartitionKeyDefinition partitionKeyDefinition,
QueryFeatures supportedQueryFeatures,
bool hasLogicalPartitionKey,
bool useSystemPrefix,
CancellationToken cancellationToken)
{
cancellationToken.ThrowIfCancellationRequested();
if (sqlQuerySpec == null)
{
throw new ArgumentNullException($"{nameof(sqlQuerySpec)}");
}
if (partitionKeyDefinition == null)
{
throw new ArgumentNullException($"{nameof(partitionKeyDefinition)}");
}
TryCatch <PartitionedQueryExecutionInfo> tryGetQueryInfo = await this.TryGetQueryInfoAsync(
sqlQuerySpec,
resourceType,
partitionKeyDefinition,
hasLogicalPartitionKey,
useSystemPrefix,
cancellationToken);
if (!tryGetQueryInfo.Succeeded)
{
return(tryGetQueryInfo);
}
if (QueryPlanExceptionFactory.TryGetUnsupportedException(
tryGetQueryInfo.Result.QueryInfo,
supportedQueryFeatures,
out Exception queryPlanHandlerException))
{
return(TryCatch <PartitionedQueryExecutionInfo> .FromException(queryPlanHandlerException));
}
return(tryGetQueryInfo);
}
public static void ThrowIfNotSupported(
QueryInfo queryInfo,
QueryFeatures supportedQueryFeatures)
{
Lazy <List <Exception> > exceptions = new Lazy <List <Exception> >(() => { return(new List <Exception>()); });
QueryPlanExceptionFactory.AddExceptionsForAggregateQueries(
queryInfo,
supportedQueryFeatures,
exceptions);
QueryPlanExceptionFactory.AddExceptionsForDistinctQueries(
queryInfo,
supportedQueryFeatures,
exceptions);
QueryPlanExceptionFactory.AddExceptionsForTopQueries(
queryInfo,
supportedQueryFeatures,
exceptions);
QueryPlanExceptionFactory.AddExceptionsForOrderByQueries(
queryInfo,
supportedQueryFeatures,
exceptions);
QueryPlanExceptionFactory.AddExceptionsForOffsetLimitQueries(
queryInfo,
supportedQueryFeatures,
exceptions);
if (exceptions.IsValueCreated)
{
throw new QueryPlanHandlerException(exceptions.Value);
}
}
