internal QueryRewriter(EdmType generatedType, ViewgenContext context, ViewGenMode typesGenerationMode)
{
Debug.Assert(typesGenerationMode != ViewGenMode.GenerateAllViews);
_typesGenerationMode = typesGenerationMode;
_context = context;
_generatedType = generatedType;
_domainMap = context.MemberMaps.LeftDomainMap;
_config = context.Config;
_identifiers = context.CqlIdentifiers;
_qp = new RewritingProcessor<Tile<FragmentQuery>>(new DefaultTileProcessor<FragmentQuery>(context.LeftFragmentQP));
_extentPath = new MemberPath(context.Extent);
_keyAttributes = new List<MemberPath>(MemberPath.GetKeyMembers(context.Extent, _domainMap));
// populate _fragmentQueries and _views
foreach (var leftCellWrapper in _context.AllWrappersForExtent)
{
var query = leftCellWrapper.FragmentQuery;
Tile<FragmentQuery> tile = CreateTile(query);
_fragmentQueries.Add(query);
_views.Add(tile);
}
Debug.Assert(_views.Count > 0);
AdjustMemberDomainsForUpdateViews();
// must be done after adjusting domains
_domainQuery = GetDomainQuery(FragmentQueries, generatedType);
_usedViews = new HashSet<FragmentQuery>();
}
private void PrintStatistics(RewritingProcessor<Tile<FragmentQuery>> qp)
{
int numSATChecks;
int numIntersection;
int numDifference;
int numUnion;
int numErrors;
qp.GetStatistics(out numSATChecks, out numIntersection, out numUnion, out numDifference, out numErrors);
TraceVerbose(
"{0} containment checks, {4} set operations ({1} intersections + {2} unions + {3} differences)",
numSATChecks, numIntersection, numUnion, numDifference,
numIntersection + numUnion + numDifference);
TraceVerbose("{0} errors", numErrors);
}
