experimental.preview() is subject to change at any time.
By using this function, you accept the risks of experimental functions.
experimental.preview() limits the number of rows and tables in the stream.
Included group keys are not deterministic and depends on the order that the engine sends them.
Function type signature
(<-tables: stream[A], ?nrows: int, ?ntables: int) => stream[A] where A: Record
Maximum number of rows per table to return. Default is
Maximum number of tables to return.
Input data. Default is piped-forward data (
Preview data output
import "experimental" import "sampledata" sampledata.int() |> experimental.preview()
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