Package org.apache.lens.cube.parse

Interface Summary

Interface	Description
CandidateTable	Candidate table interface
HQLContextInterface	HQL context holding the ql expressions
HQLParser.ASTNodeVisitor
TimeRangeWriter

Class Summary

Class	Description
AbridgedTimeRangeWriter	Collapses the time range filters using IN operators
Aliased<T extends Named>
BetweenTimeRangeWriter	Writes partitions queried in timerange as between clause.
CandidateDim	Holds context of a candidate dim table.
CandidateFact	Holds context of a candidate fact table.
CandidateTablePruneCause	Contains the cause why a candidate table is not picked for answering the query
CandidateTablePruneCause.SkipStorageCause
CheckColumnMapping
CheckTableNames
CubeQueryConfUtil	Contains all configurations of cube query rewriting.
CubeQueryContext
CubeQueryRewriter	Rewrites given cube query into simple storage table HQL.
CubeSemanticAnalyzer	Accepts cube query AST and rewrites into storage table query
DateUtil
DateUtil.CoveringInfo
DenormalizationResolver	This class resolves all the reference columns that are queried.
DenormalizationResolver.DenormalizationContext
DenormalizationResolver.PickedReference
DenormalizationResolver.ReferencedQueriedColumn
FactHQLContext	HQL context class which passes all query strings from the fact and works with required dimensions for the fact.
FieldValidator	Validate fields based on cube queryability
HQLParser
HQLParser.TreeNode
LightestFactResolver	Prune fact tables having more weight than minimum.
ORTimeRangeWriter	Writes timerange partitions as an OR expression.
PartitionRangesForPartitionColumns
PruneCauses<T extends AbstractCubeTable>
PruneCauses.BriefAndDetailedError
SimpleHQLContext	Accepts strings of all expressions and constructs HQL query.
SingleFactMultiStorageHQLContext
StorageUtil
TimeRange	Timerange data structure
TimeRange.TimeRangeBuilder
TimeRangeUtils
UnionHQLContext
ValidationRule

Enum Summary

Enum	Description
CandidateTablePruneCause.CandidateTablePruneCode
CandidateTablePruneCause.SkipStorageCode
CandidateTablePruneCause.SkipUpdatePeriodCode