pyspark.sql.functions.shiftleft#

pyspark.sql.functions.shiftleft(col, numBits)[source]#

Shift the given value numBits left.

Added in version 3.2.0.

Changed in version 3.4.0: Supports Spark Connect.

Parameters:

colColumn or column name: input column of values to shift. A column that evaluates to an integer or long.
numBitsint: number of bits to shift. A column that evaluates to an integer.

Returns:

Column: shifted value. Returns a column of the same type as the input.

Examples

>>> import pyspark.sql.functions as sf
>>> spark.range(4).select("*", sf.shiftleft('id', 1)).show()
+---+----------------+
| id|shiftleft(id, 1)|
+---+----------------+
|  0|               0|
|  1|               2|
|  2|               4|
|  3|               6|
+---+----------------+