public void AddRelationalOpStrict(int streamIdLeft, ExprIdentNode propertyLeftExpr,
int streamIdRight, ExprIdentNode propertyRightExpr,
RelationalOpEnum relationalOpEnum)
{
Check(streamIdLeft, streamIdRight);
InternalAddRelOp(streamIdLeft, streamIdRight, propertyLeftExpr, QueryGraphRangeEnumExtensions.MapFrom(relationalOpEnum.Reversed()), propertyRightExpr, false);
InternalAddRelOp(streamIdRight, streamIdLeft, propertyRightExpr, QueryGraphRangeEnumExtensions.MapFrom(relationalOpEnum), propertyLeftExpr, false);
}
public void AddRelationalOp(int indexedStream, ExprIdentNode indexedProp, int? keyStreamNum, ExprNode exprNodeNoIdent, RelationalOpEnum relationalOpEnum)
{
if (keyStreamNum == null)
{
for (var i = 0; i < _numStreams; i++)
{
if (i == indexedStream)
{
continue;
}
InternalAddRelOp(i, indexedStream, exprNodeNoIdent, QueryGraphRangeEnumExtensions.MapFrom(relationalOpEnum), indexedProp, false);
}
return;
}
// add for a specific stream only
InternalAddRelOp(keyStreamNum.Value, indexedStream, exprNodeNoIdent, QueryGraphRangeEnumExtensions.MapFrom(relationalOpEnum), indexedProp, false);
}
public void AddRangeStrict(int streamNumStart, ExprIdentNode propertyStartExpr,
int streamNumEnd, ExprIdentNode propertyEndExpr,
int streamNumValue, ExprIdentNode propertyValueExpr,
bool includeStart, bool includeEnd, bool isInverted)
{
Check(streamNumStart, streamNumValue);
Check(streamNumEnd, streamNumValue);
// add as a range if the endpoints are from the same stream
if (streamNumStart == streamNumEnd && streamNumStart != streamNumValue)
{
var rangeOp = QueryGraphRangeEnumExtensions.GetRangeOp(includeStart, includeEnd, isInverted);
InternalAddRange(streamNumStart, streamNumValue, rangeOp, propertyStartExpr, propertyEndExpr, propertyValueExpr);
InternalAddRelOp(streamNumValue, streamNumStart, propertyValueExpr, QueryGraphRangeEnum.GREATER_OR_EQUAL, propertyEndExpr, false);
InternalAddRelOp(streamNumValue, streamNumStart, propertyValueExpr, QueryGraphRangeEnum.LESS_OR_EQUAL, propertyStartExpr, false);
}
else
{
// endpoints from a different stream, add individually
if (streamNumValue != streamNumStart)
{
// read propertyValue >= propertyStart
InternalAddRelOp(streamNumStart, streamNumValue, propertyStartExpr, QueryGraphRangeEnum.GREATER_OR_EQUAL, propertyValueExpr, true);
// read propertyStart <= propertyValue
InternalAddRelOp(streamNumValue, streamNumStart, propertyValueExpr, QueryGraphRangeEnum.LESS_OR_EQUAL, propertyStartExpr, true);
}
if (streamNumValue != streamNumEnd)
{
// read propertyValue <= propertyEnd
InternalAddRelOp(streamNumEnd, streamNumValue, propertyEndExpr, QueryGraphRangeEnum.LESS_OR_EQUAL, propertyValueExpr, true);
// read propertyEnd >= propertyValue
InternalAddRelOp(streamNumValue, streamNumEnd, propertyValueExpr, QueryGraphRangeEnum.GREATER_OR_EQUAL, propertyEndExpr, true);
}
}
}
