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extract

extract [column]

Extracts keys and values from the provided column containing stringified JSON

arguments:​

column​

The column to extract from (should contain stringified JSON). (type: string)

examples:​

Query​

echo '{"key": "value"}'
|| extract echo

Results prior to extract stage:​

key

| {"key": "value"}

Results after extract stage:​

key
value

flags:​

--appendStage​

Used to append the results from a previous stage to the current stage. (provide a label, stage index, or boolean true to append the previous results)

--cache​

A boolean value of true/false that determines whether or not to use the cache. Generally most commands will default to true.

--checkpoint​

Format: "{CHECKPOINT NAME}:{COLUMN}" Used to store the value of the provided column (in the first row of results) in the provided name for use as a checkpoint in scheduled queries or other stages. Can be accessed using $CHECKPOINTS.{CHECKPOINT NAME}$

--filter​

A filter to run on the command results before completing the command. If not provided, no filter is run on the results.

--guid​

Adds a populated random guid column.

--labelStage​

Used to label a stage with a user provided label.

--randomizeHash​

Randomizes the stage hash, even if args and flags are the same.

--stats​

Controls if a stats calculation is run on a stage after it completes.

--table​

A comma separated list of columns to include in the command results. If not provided, all columns will be included.

support​

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