| AggregateFunction |
This represents the interface for an aggregate function.
|
| ArrayAgg |
|
| Avg |
Accumulates (per tuple) and calculates the average of the values
of a column.
|
| ConstantFunction |
|
| Count |
Just a simple COUNT() implementation that counts every non-null row it sees.
|
| CountBig |
Just a simple COUNT() implementation that counts every non-null row it sees.
|
| FirstLastValue |
Just a simple First/Last_value() implementation
|
| JSONArrayAgg |
Aggregates Json entries
|
| LeadLagValue |
We store up to three values related to the lead/lag per row
|
| Max |
|
| Min |
|
| NthValue |
|
| Ntile |
Captures the row number and number of tiles for a given row
post processing logic uses the row count over the window
to calculate the final output
|
| RankingFunction |
computes rank/dense_rank
|
| RankingFunctionBig |
computes rank/dense_rank
|
| SingleArgumentAggregateFunction |
|
| StatsFunction |
|
| StringAgg |
Aggregates binary and character strings
|
| Sum |
Accumulates (per tuple) and calculates the sum of the values
of a column.
|
| TextAgg |
Aggregates Text entries
|
| UserDefined |
|
| XMLAgg |
Aggregates XML entries
|