From f50d110da6b8c64753276fab8d647482843d6b04 Mon Sep 17 00:00:00 2001 From: Scott Anderson Date: Mon, 30 Mar 2020 14:35:17 -0600 Subject: [PATCH] updated experimental join doc to address PR feedback --- content/v2.0/reference/flux/stdlib/experimental/join.md | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/content/v2.0/reference/flux/stdlib/experimental/join.md b/content/v2.0/reference/flux/stdlib/experimental/join.md index 719cdcc57..26c0d8765 100644 --- a/content/v2.0/reference/flux/stdlib/experimental/join.md +++ b/content/v2.0/reference/flux/stdlib/experimental/join.md @@ -12,11 +12,10 @@ weight: 302 The `experimental.join()` function joins two streams of tables on the [group key](/v2.0/reference/glossary/#group-key) and `_time` column. -Columns that are not part of the group key or explicitly mapped in the join operation -are dropped from output tables. +Use the [`fn` parameter](#fn) to map new output tables using values from input tables. {{% note %}} -To join streams of tables with different fields or measuremtns, use [`group()`](/v2.0/reference/flux/stdlib/built-in/transformations/group/) +To join streams of tables with different fields or measurements, use [`group()`](/v2.0/reference/flux/stdlib/built-in/transformations/group/) or [`drop()`](/v2.0/reference/flux/stdlib/built-in/transformations/drop/) to remove `_field` and `_measurement` from the group key before joining. _See an example [below](#join-two-streams-of-tables-with-different-fields)._