impl info on a relation : each implementation can subclass this
![]() | IndexImplInfo Implementation information for an index
| ||||
![]() | IndexList | ||||
![]() | SortOrders a list of sort order properties |
![]() | RelType Marks a relation as stored on disk, or as a derived relation which is the output of a relational operator |
![]() | SortInfo / Sort properties of the relation: unsorted by default |
![]() | RelImplInfo (const RelImplInfo&, XxxBool CopyIndexes) / copy constructor : needed for Replicate() |
impl info on a relation : each implementation can subclass this
virtual XxxErrCode matches(XxxBoolBooleanPlan* Expr, int SiblingArity, int CurrentRelationPos, XxxBool& Success, XxxMatchInfo*& MatchedInfo)
class SortOrders
RelationType RelType
SortOrders SortInfo
RelImplInfo(const RelImplInfo&, XxxBool CopyIndexes)
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