Extra docs

nik9000 · Aug 22, 2023 · 8b8d633 · 8b8d633
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diff --git a/docs/reference/esql/functions/greatest.asciidoc b/docs/reference/esql/functions/greatest.asciidoc
@@ -1,7 +1,8 @@
 [[esql-greatest]]
 === `GREATEST`
 
-Returns the maximum value from many columns.
+Returns the maximum value from many columns. This is similar to <<esql-mv_max>>
+except it's intended to run on multiple columns at once.
 
 [source.merge.styled,esql]
 ----
@@ -13,4 +14,5 @@ include::{esql-specs}/math.csv-spec[tag=greatest-result]
 |===
 
 NOTE: When run on `keyword` or `text` fields, this'll return the last string
-      in alphabetical order.
+      in alphabetical order. When run on `boolean` columns this will return
+      `true` if any values are true.
diff --git a/docs/reference/esql/functions/least.asciidoc b/docs/reference/esql/functions/least.asciidoc
@@ -1,7 +1,8 @@
 [[esql-least]]
 === `LEAST`
 
-Returns the minimum value from many columns.
+Returns the minimum value from many columns. This is similar to <<esql-mv_min>>
+except it's intended to run on multiple columns at once.
 
 [source.merge.styled,esql]
 ----
@@ -13,4 +14,5 @@ include::{esql-specs}/math.csv-spec[tag=least-result]
 |===
 
 NOTE: When run on `keyword` or `text` fields, this'll return the first string
-      in alphabetical order.
+      in alphabetical order. When run on `boolean` columns this will return
+      `true` if any values are true.