FOLAP
API
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FOLAP/folap/folap.olapdsl/QueryDSLBuilder

QueryDSLBuilder

folap.olapdsl.QueryDSLBuilder
object QueryDSLBuilder

DSL builder object for OLAP queries. Provides natural syntax for olap operations.

Attributes

Graph
Supertypes
class Object
trait Matchable
class Any
Self type

Members list

Extensions

Extensions

extension [A <: Attribute, M <: Measure, E <: Event[A, M]](op: AggregationOp)
infix def of(q: QueryDSL[A, M, E]): QueryWithOp[A, M, E]

Wraps a cube and a roll-up operation into a QueryWithOp.

Wraps a cube and a roll-up operation into a QueryWithOp.

Value parameters

q

the query (cube) to which the operation will be applied

Attributes

Returns

a QueryWithOp with the cube and operation

extension [A <: Attribute, M <: Measure, E <: Event[A, M]](q: QueryDSL[A, M, E])
infix def union[A2 <: Attribute, M2 <: Measure, E2 <: Event[A2, M2], E3 <: Event[A, M | M2]](other: QueryDSL[A2, M2, E2])(using constructor: (A, M | M2) => E3): QueryDSL[A, M | M2, E3]

Performs a drill across between two queries (cubes).

Performs a drill across between two queries (cubes).

Value parameters

constructor

given constructor used to create events

other

other cube to combine witt

Attributes

Returns

a new QueryDSL representing the drill-across result

infix def where(filters: Iterable[Attribute]): QueryDSL[A, M, E]

Performs the slice and dice

Performs the slice and dice

Value parameters

filters

attributes used as filters

Attributes

Returns

a new QueryDSL instance (cube) with filtered events

infix def where(filter: Attribute): QueryDSL[A, M, E]

Performs the slice and dice

Performs the slice and dice

Value parameters

filter

attribute used as filter

Attributes

Returns

a new QueryDSL instance (cube) with filtered events

extension [A <: Attribute, M <: Measure, M2 <: Measure, E <: Event[A, M]](qwo: QueryWithOp[A, M, E])
def by(attributes: Iterable[Attribute])(using computable: Computable[A, M, E]): QueryDSL[A, M, E]

Aggregates the cube by a set of attributes using the specified roll up operation.

Aggregates the cube by a set of attributes using the specified roll up operation.

Value parameters

attributes

attributes to group by

constructor

implicit constructor used to create events

Attributes

Returns

a new QueryDSL containing the rolled-up result.

def by(attribute: String)(using computable: Computable[A, M, E]): QueryDSL[A, M, E]

Aggregates the cube by a single attribute using the specified roll up operation.

Aggregates the cube by a single attribute using the specified roll up operation.

Value parameters

attribute

name of the attribute to group by

constructor

implicit constructor used to create events

Attributes

Returns

a new QueryDSL containing the rolled-up result.

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