Filter rows¶

Filter rows using graphext's advanced query syntax (similar to Elasticsearch).

Usage¶

The following are the step's expected inputs and outputs and their specific types.

Step signature

filter_rows(ds_in: dataset, {
    "param": value
}) -> (ds_out: dataset)

where the object {"param": value} is optional in most cases and if present may contain any of the parameters described in the corresponding section below.

Example¶

This simple query creates a new dataset only including those rows where the 'age' columns is greater than 18:

Example call (in recipe editor)

filter_rows(ds, {"query": "age: >18"} -> (dsf)

Inputs¶

ds_in: dataset

An input dataset to filter.

Outputs¶

ds_out: dataset

A dataset containing the same columns as the input dataset but without the filtered rows.

Parameters¶

query: string

The graphext advanced query used to identify the rows to keep.