RelBuilder.AggCall (Apache Calcite API)

All Known Implementing Classes:

RelBuilder.AggCallImpl, RelBuilder.AggCallImpl2

Enclosing class:

RelBuilder
```
public static interface RelBuilder.AggCall
```
Information necessary to create a call to an aggregate function.

See Also:

RelBuilder.aggregateCall(org.apache.calcite.sql.SqlAggFunction, boolean, org.apache.calcite.rex.RexNode, java.lang.String, org.apache.calcite.rex.RexNode...)

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`RelBuilder.AggCall`	`approximate(boolean approximate)`	Returns a copy of this AggCall that may return approximate results if `approximate` is true.
`RelBuilder.AggCall`	`as(java.lang.String alias)`	Returns a copy of this AggCall with a given alias.
`RelBuilder.AggCall`	`distinct()`	Returns a copy of this AggCall that is distinct.
`RelBuilder.AggCall`	`distinct(boolean distinct)`	Returns a copy of this AggCall that is optionally distinct.
`RelBuilder.AggCall`	`filter(RexNode condition)`	Returns a copy of this AggCall that applies a filter before aggregating values.
`RelBuilder.AggCall`	`sort(java.lang.Iterable<RexNode> orderKeys)`	Returns a copy of this AggCall that sorts its input values by `orderKeys` before aggregating, as in SQL's `WITHIN GROUP` clause.
`RelBuilder.AggCall`	`sort(RexNode... orderKeys)`	Returns a copy of this AggCall that sorts its input values by `orderKeys` before aggregating, as in SQL's `WITHIN GROUP` clause.

- Method Detail
  - filter
```
RelBuilder.AggCall filter(RexNode condition)
```
    Returns a copy of this AggCall that applies a filter before aggregating values.
  - sort
```
RelBuilder.AggCall sort(java.lang.Iterable<RexNode> orderKeys)
```
    Returns a copy of this AggCall that sorts its input values by orderKeys before aggregating, as in SQL's WITHIN GROUP clause.
  - sort
```
RelBuilder.AggCall sort(RexNode... orderKeys)
```
    Returns a copy of this AggCall that sorts its input values by orderKeys before aggregating, as in SQL's WITHIN GROUP clause.
  - approximate
```
RelBuilder.AggCall approximate(boolean approximate)
```
    Returns a copy of this AggCall that may return approximate results if approximate is true.
  - as
```
RelBuilder.AggCall as(java.lang.String alias)
```
    Returns a copy of this AggCall with a given alias.
  - distinct
```
RelBuilder.AggCall distinct(boolean distinct)
```
    Returns a copy of this AggCall that is optionally distinct.
  - distinct
```
RelBuilder.AggCall distinct()
```
    Returns a copy of this AggCall that is distinct.