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[SQL][DOC] Fix documentation of lpad

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## What changes were proposed in this pull request?
Fix incomplete documentation for `lpad`.

Author: actuaryzhang <actuaryzhang10@gmail.com>

Closes #18367 from actuaryzhang/SQLDoc.
This commit is contained in:
actuaryzhang 2017-06-22 10:12:33 +01:00 committed by Sean Owen
parent 67c75021c5
commit 97b307c87c
1 changed files with 4 additions and 2 deletions
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6
sql/core/src/main/scala/org/apache/spark/sql/functions.scala
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@ -2292,7 +2292,8 @@ object functions {
}
/**
* Left-pad the string column with
* Left-pad the string column with pad to a length of len. If the string column is longer
* than len, the return value is shortened to len characters.
*
* @group string_funcs
* @since 1.5.0
@ -2350,7 +2351,8 @@ object functions {
def unbase64(e: Column): Column = withExpr { UnBase64(e.expr) }
/**
* Right-padded with pad to a length of len.
* Right-pad the string column with pad to a length of len. If the string column is longer
* than len, the return value is shortened to len characters.
*
* @group string_funcs
* @since 1.5.0