HyukjinKwon commented on code in PR #37444:
URL: https://github.com/apache/spark/pull/37444#discussion_r955518409
##########
python/pyspark/sql/dataframe.py:
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@@ -731,29 +744,51 @@ def show(self, n: int = 20, truncate: Union[bool, int] =
True, vertical: bool =
Examples
--------
- >>> df
- DataFrame[age: int, name: string]
+ >>> df = spark.createDataFrame([(14, "Tom"), (23, "Alice"),
+ ... (16, "Bob")], ["age", "name"])
>>> df.show()
+---+-----+
|age| name|
+---+-----+
- | 2|Alice|
- | 5| Bob|
+ | 14| Tom|
+ | 23|Alice|
+ | 16| Bob|
+ +---+-----+
+
+ Show only top 2 rows.
+
+ >>> df.show(2)
+ +---+-----+
+ |age| name|
+ +---+-----+
+ | 14| Tom|
+ | 23|Alice|
+---+-----+
+ only showing top 2 rows
+
+ Show DataFrame where the maximum number of characters is 3.
Review Comment:
"the maximum number of characters is 3" sounds a bit confusing. I believe
this is the maximum number of rows to show.
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