Add a uniq docs example showing record values (#5271)

brimdata · Sep 14, 2024 · 2320f79 · 2320f79
1 parent 4290afd
commit 2320f79
Showing 1 changed file with 18 additions and 0 deletions.
diff --git a/docs/language/operators/uniq.md b/docs/language/operators/uniq.md
@@ -44,6 +44,7 @@ echo '1 2 2 3' | zq -z 'uniq -c' -
 {value:2,count:2(uint64)}
 {value:3,count:1(uint64)}
 ```
+
 _Use sort to deduplicate non-adjacent values_
 ```mdtest-command
 echo '"hello" "world" "goodbye" "world" "hello" "again"' |
@@ -56,3 +57,20 @@ echo '"hello" "world" "goodbye" "world" "hello" "again"' |
 "hello"
 "world"
 ```
+
+_Complex values must match fully to be considered duplicate (e.g., every field/value pair in adjacent records)_
+```mdtest-command
+echo '{ts:2024-09-10T21:12:33Z, action:"start"}
+      {ts:2024-09-10T21:12:34Z, action:"running"}
+      {ts:2024-09-10T21:12:34Z, action:"running"}
+      {ts:2024-09-10T21:12:35Z, action:"running"}
+      {ts:2024-09-10T21:12:36Z, action:"stop"}' |
+  zq -z 'uniq' -
+```
+=>
+```mdtest-output
+{ts:2024-09-10T21:12:33Z,action:"start"}
+{ts:2024-09-10T21:12:34Z,action:"running"}
+{ts:2024-09-10T21:12:35Z,action:"running"}
+{ts:2024-09-10T21:12:36Z,action:"stop"}
+```