StatisticsCollector
FinalYes
Tags
Methods
- __construct() : mixed
- capture() : void
- counts() : RunCounts|null
- Handed to the executor under analyze, so the pipelines that read a source count its rows and a launcher its workers' peaks.
- readsColumns() : bool
- The run reads the output's columns: a schema or column statistics are collected, so every row has to reach this process.
- report() : Report : null)
Methods
__construct()
public
__construct(T $analyze, FlowContext $context) : mixed
Parameters
- $analyze : T
- $context : FlowContext
capture()
public
capture(Rows $rows) : void
Parameters
- $rows : Rows
counts()
Handed to the executor under analyze, so the pipelines that read a source count its rows and a launcher its workers' peaks.
public
counts() : RunCounts|null
Return values
RunCounts|nullreadsColumns()
The run reads the output's columns: a schema or column statistics are collected, so every row has to reach this process.
public
readsColumns() : bool
Return values
boolreport()
public
report() : Report : null)