c_tax_percentage|
+-+-+-+---+-+---+-++++++-+++-+---++--+---++--+--+---+---+-++--+-+-+-+
|1| BAAA| 1998-01-01| null|
null|2450997| NY Metro| large|2325|
1374075|8AM-12AM|Keith Cunningham|4|Matters may hear ...|New, cold
plants ...| Dante Cook| 3| pri| 4|
ese| 995| Park 3rd| Dr.| Suite 470|Five
Points| Ziebach County| SD| 56098|United States| -6.0|
0.02|
|2| CAAA| 1998-01-01| 2000-12-31|
null|2450876| Mid Atlantic| large|4208| 837392| 8AM-4PM|
Stephen Clem|3|Classes devote la...|Free germans prov...|Christopher
Perez| 6| cally| 3|pri| 245|
Johnson |Circle| Suite 200| Fairview|Williamson County|
TN| 35709|United States| -5.0| 0.03|
|3| CAAA| 2001-01-01| null|
null|2450876| Mid Atlantic| small|3251| 837392| 8AM-4PM|
William Johnson|3|Classes devote la...|Ridiculous requir...|Derrick
Burke| 6| cally| 3|pri| 245|
Johnson |Circle| Suite 200| Fairview|Williamson County|
TN| 35709|United States| -5.0| 0.03|
|4| EAAA| 1998-01-01| 2000-01-01|
null|2450872|North Midwest| large|2596| 708708| 8AM-4PM|
Lamont Greene|3|Events must find ...|Great rates must ...|
Marvin Dean| 2|able| 2| able|
927| Oak Main|ST| Suite 150|Five Points|Williamson
County| TN| 36098|United States| -5.0| 0.03|
|5| EAAA| 2000-01-02| 2001-12-31|
null|2450872|North Midwest| medium|2596| 708708|8AM-12AM|
Lamont Greene|3|Events must find ...|So fresh supplies...| Matthew
Williams| 2|able| 1| able|
927| Oak Main|ST| Suite 150|Five Points|Williamson
County| TN| 36098|United States| -5.0| 0.0|
|6| EAAA| 2002-01-01| null|
null|2450872|North Midwest| small|2596| 708708| 8AM-4PM|
Emilio Romano|6|As well novel sen...|Sophisticated cit...| William
Johnson| 5|anti| 1| able|
927| Oak Main|ST| Suite 150|Five Points|Williamson
County| TN| 36098|United States| -5.0| 0.07|
+-+-+-+---+-+---+-++++++-+++-+---++--+---++--+--+---+---+-++--+-+-+-+
From: Somasundaram Sekar [mailto:somasundar.se...@tigeranalytics.com]
Sent: Sunday, October 08, 2017 5:30 PM
To: user@spark.apache.org
Subject: Equivalent of Redshift ListAgg function in Spark (Pyspak)
Hi,
I want to concat multiple columns into a single column after grouping the
DataFrame,
I want an functional equivalent of Redshift ListAgg function
pg_catalog.Listagg(column, '|')
within GROUP( ORDER BY column) AS
name
LISTAGG Function
: For each group in a query, the LISTAGG aggregate function orders the rows for
that group according to the ORDER BY expression, then concatenates the values
into a single string.
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