dongjoon-hyun commented on code in PR #46440:
URL: https://github.com/apache/spark/pull/46440#discussion_r1595891960
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sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/mathExpressions.scala:
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@@ -1269,111 +1304,71 @@ case class Pow(left: Expression, right: Expression)
* @param right number of bits to left shift.
*/
@ExpressionDescription(
- usage = "_FUNC_(base, expr) - Bitwise left shift.",
+ usage = "base << exp - Bitwise left shift.",
examples = """
Examples:
- > SELECT _FUNC_(2, 1);
+ > SELECT shiftleft(2, 1);
+ 4
+ > SELECT 2 << 1;
4
""",
since = "1.5.0",
Review Comment:
This `1.5.0` doesn't match with the new usage `base << exp`.
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