public SubordPropRangeKeyForge(
QueryGraphValueEntryRangeForge rangeInfo,
Type coercionType)
{
RangeInfo = rangeInfo;
CoercionType = coercionType;
}
public override string ToString()
{
return "CompositeTableLookupPlan " +
base.ToString() +
" directKeys=" +
QueryGraphValueEntryHashKeyedForge.ToQueryPlan(_hashKeys) +
" rangeKeys=" +
QueryGraphValueEntryRangeForge.ToQueryPlan(_rangeKeyPairs);
}
public HistoricalIndexLookupStrategySortedForge(
int lookupStream,
QueryGraphValueEntryRangeForge range,
Type coercionType)
{
this.lookupStream = lookupStream;
this.range = range;
this.coercionType = coercionType;
}
public override string ToString()
{
return "TableLookupKeyDesc{" +
"hash=" +
QueryGraphValueEntryHashKeyedForge.ToQueryPlan(Hashes) +
", btree=" +
QueryGraphValueEntryRangeForge.ToQueryPlan(Ranges) +
'}';
}
public SortedTableLookupPlanForge(
int lookupStream,
int indexedStream,
bool indexedStreamIsVDW,
EventType[] typesPerStream,
TableLookupIndexReqKey indexNum,
QueryGraphValueEntryRangeForge rangeKeyPair,
Type optionalCoercionType)
:
base(lookupStream, indexedStream, indexedStreamIsVDW, typesPerStream, new[] {indexNum})
{
RangeKeyPair = rangeKeyPair;
this.optionalCoercionType = optionalCoercionType;
}
public CodegenExpression Make(
CodegenMethodScope parent,
SAIFFInitializeSymbol symbols,
CodegenClassScope classScope)
{
var method = parent.MakeChild(TypeOfPlanFactory(), GetType(), classScope);
IList<CodegenExpression> @params = new List<CodegenExpression>(6);
@params.Add(Constant(lookupStream));
@params.Add(Constant(indexedStream));
@params.Add(
CodegenMakeableUtil.MakeArray(
"reqIdxKeys",
typeof(TableLookupIndexReqKey),
IndexNum,
GetType(),
method,
symbols,
classScope));
@params.AddAll(AdditionalParams(method, symbols, classScope));
method.Block
.DeclareVar(TypeOfPlanFactory(), "plan", NewInstance(TypeOfPlanFactory(), @params.ToArray()));
// inject additional information for virtual data windows
if (indexedStreamIsVDW) {
var keyDesc = KeyDescriptor;
var hashes = keyDesc.HashExpressions;
var ranges = keyDesc.Ranges.ToArray();
var rangeResults = QueryGraphValueEntryRangeForge.GetRangeResultTypes(ranges);
method.Block
.SetProperty(
Ref("plan"),
"VirtualDWHashEvals",
ExprNodeUtilityCodegen.CodegenEvaluators(hashes, method, GetType(), classScope))
.SetProperty(
Ref("plan"),
"VirtualDWHashTypes",
Constant(ExprNodeUtilityQuery.GetExprResultTypes(hashes)))
.SetProperty(
Ref("plan"),
"VirtualDWRangeEvals",
QueryGraphValueEntryRangeForge.MakeArray(ranges, method, symbols, classScope))
.SetProperty(Ref("plan"), "VirtualDWRangeTypes", Constant(rangeResults));
}
method.Block.MethodReturn(Ref("plan"));
return LocalMethod(method);
}
public CodegenExpression Make(
CodegenMethodScope parent,
SAIFFInitializeSymbol symbols,
CodegenClassScope classScope)
{
var hashes = new ExprNode[_hashKeys.Count];
var hashTypes = new Type[_hashKeys.Count];
for (var i = 0; i < _hashKeys.Count; i++) {
hashes[i] = _hashKeys[i].HashKey.KeyExpr;
hashTypes[i] = _hashKeyCoercionTypes.CoercionTypes[i];
}
var ranges = new QueryGraphValueEntryRangeForge[_rangeKeys.Count];
var rangesTypes = new Type[_rangeKeys.Count];
for (var i = 0; i < _rangeKeys.Count; i++) {
ranges[i] = _rangeKeys[i].RangeInfo;
rangesTypes[i] = _rangeKeyCoercionTypes.CoercionTypes[i];
}
var builder = new SAIFFInitializeBuilder(
typeof(SubordTableLookupStrategyFactoryVDW),
GetType(),
"lookup",
parent,
symbols,
classScope);
builder
.Expression("indexHashedProps", IndexedPropDesc.MakeArray(_hashAndRanges.HashedProps))
.Expression("indexBtreeProps", IndexedPropDesc.MakeArray(_hashAndRanges.BtreeProps))
.Constant("IsNwOnTrigger", _nwOnTrigger)
.Constant("NumOuterStreams", _outerStreams.Length)
.Expression(
"hashEvals",
ExprNodeUtilityCodegen.CodegenEvaluators(hashes, builder.Method(), GetType(), classScope))
.Constant("HashCoercionTypes", hashTypes)
.Expression(
"rangeEvals",
QueryGraphValueEntryRangeForge.MakeArray(ranges, builder.Method(), symbols, classScope))
.Constant("RangeCoercionTypes", rangesTypes);
return builder.Build();
}
private static void CompareIndexDescRange(
QueryGraphValueEntryRangeForge expected,
QueryGraphValueEntryRangeForge actual)
{
Assert.AreEqual(expected.ToQueryPlan(), actual.ToQueryPlan());
}