Uses of Class
io.druid.sql.calcite.table.RowSignature

Packages that use RowSignature

Package	Description
io.druid.query.aggregation.histogram.sql
io.druid.sql.calcite.aggregation
io.druid.sql.calcite.expression
io.druid.sql.calcite.filtration
io.druid.sql.calcite.rel
io.druid.sql.calcite.table

Uses of RowSignature in io.druid.query.aggregation.histogram.sql

Methods in io.druid.query.aggregation.histogram.sql with parameters of type RowSignature

Modifier and Type	Method and Description
Aggregation	QuantileSqlAggregator.toDruidAggregation(String name, RowSignature rowSignature, PlannerContext plannerContext, List<Aggregation> existingAggregations, org.apache.calcite.rel.core.Project project, org.apache.calcite.rel.core.AggregateCall aggregateCall, DimFilter filter)

Uses of RowSignature in io.druid.sql.calcite.aggregation

Methods in io.druid.sql.calcite.aggregation with parameters of type RowSignature

Modifier and Type	Method and Description
Aggregation	SqlAggregator.toDruidAggregation(String name, RowSignature rowSignature, PlannerContext plannerContext, List<Aggregation> existingAggregations, org.apache.calcite.rel.core.Project project, org.apache.calcite.rel.core.AggregateCall aggregateCall, DimFilter filter) Returns Druid Aggregation corresponding to a SQL AggregateCall.
Aggregation	ApproxCountDistinctSqlAggregator.toDruidAggregation(String name, RowSignature rowSignature, PlannerContext plannerContext, List<Aggregation> existingAggregations, org.apache.calcite.rel.core.Project project, org.apache.calcite.rel.core.AggregateCall aggregateCall, DimFilter filter)

Uses of RowSignature in io.druid.sql.calcite.expression

Methods in io.druid.sql.calcite.expression with parameters of type RowSignature

Modifier and Type	Method and Description
static org.apache.calcite.rex.RexNode	Expressions.fromFieldAccess(RowSignature rowSignature, org.apache.calcite.rel.core.Project project, int fieldNumber) Translate a field access, possibly through a projection, to an underlying Druid dataSource.
boolean	RowExtraction.isFilterable(RowSignature rowSignature) Check if this extraction can be used to build a filter on a Druid dataSource.
DimensionSpec	RowExtraction.toDimensionSpec(RowSignature rowSignature, String outputName, ValueType outputType)
static DimFilter	Expressions.toFilter(PlannerContext plannerContext, RowSignature rowSignature, org.apache.calcite.rex.RexNode expression) Translates "condition" to a Druid filter, or returns null if we cannot translate the condition.

Uses of RowSignature in io.druid.sql.calcite.filtration

Methods in io.druid.sql.calcite.filtration with parameters of type RowSignature

Modifier and Type	Method and Description
static ConvertSelectorsToIns	ConvertSelectorsToIns.create(RowSignature sourceRowSignature)
static ConvertBoundsToSelectors	ConvertBoundsToSelectors.create(RowSignature sourceRowSignature)
Filtration	Filtration.optimize(RowSignature sourceRowSignature) Optimize a Filtration for querying, possibly pulling out intervals and simplifying the dimFilter in the process.
Filtration	Filtration.optimizeFilterOnly(RowSignature sourceRowSignature) Optimize a Filtration containing only a DimFilter, avoiding pulling out intervals.

Uses of RowSignature in io.druid.sql.calcite.rel

Methods in io.druid.sql.calcite.rel that return RowSignature

Modifier and Type	Method and Description
RowSignature	DruidRel.getOutputRowSignature()
RowSignature	DruidQueryBuilder.getOutputRowSignature() Returns the output row signature for this DruidQueryBuilder.
RowSignature	DruidSemiJoin.getSourceRowSignature()
abstract RowSignature	DruidRel.getSourceRowSignature()
RowSignature	DruidQueryRel.getSourceRowSignature()
RowSignature	DruidNestedGroupBy.getSourceRowSignature()

Methods in io.druid.sql.calcite.rel with parameters of type RowSignature

Modifier and Type	Method and Description
static DruidQueryBuilder	DruidQueryBuilder.fullScan(RowSignature rowSignature, org.apache.calcite.rel.type.RelDataTypeFactory relDataTypeFactory)
Sequence<Object[]>	QueryMaker.runQuery(DataSource dataSource, RowSignature sourceRowSignature, DruidQueryBuilder queryBuilder)
GroupByQuery	DruidQueryBuilder.toGroupByQuery(DataSource dataSource, RowSignature sourceRowSignature, Map<String,Object> context) Return this query as a GroupBy query, or null if this query is not compatible with GroupBy.
SelectQuery	DruidQueryBuilder.toSelectQuery(DataSource dataSource, RowSignature sourceRowSignature, Map<String,Object> context) Return this query as a Select query, or null if this query is not compatible with Select.
TimeseriesQuery	DruidQueryBuilder.toTimeseriesQuery(DataSource dataSource, RowSignature sourceRowSignature, Map<String,Object> context) Return this query as a Timeseries query, or null if this query is not compatible with Timeseries.
TopNQuery	DruidQueryBuilder.toTopNQuery(DataSource dataSource, RowSignature sourceRowSignature, Map<String,Object> context, int maxTopNLimit, boolean useApproximateTopN) Return this query as a TopN query, or null if this query is not compatible with TopN.

Uses of RowSignature in io.druid.sql.calcite.table

Methods in io.druid.sql.calcite.table that return RowSignature

Modifier and Type	Method and Description
RowSignature	RowSignature.Builder.build()
RowSignature	DruidTable.getRowSignature()

Constructors in io.druid.sql.calcite.table with parameters of type RowSignature

Constructor and Description
DruidTable(DataSource dataSource, RowSignature rowSignature)