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author | Reynold Xin <rxin@databricks.com> | 2016-11-19 21:57:49 -0800 |
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committer | Reynold Xin <rxin@databricks.com> | 2016-11-19 21:57:49 -0800 |
commit | a64f25d8b403b17ff68c9575f6f35b22e5b62427 (patch) | |
tree | 52f02bef829e4256acbe8c55c8c04350ed3994a9 /sql/catalyst | |
parent | bce9a03677f931d52491e7768aba9e4a19a7e696 (diff) | |
download | spark-a64f25d8b403b17ff68c9575f6f35b22e5b62427.tar.gz spark-a64f25d8b403b17ff68c9575f6f35b22e5b62427.tar.bz2 spark-a64f25d8b403b17ff68c9575f6f35b22e5b62427.zip |
[SQL] Fix documentation for Concat and ConcatWs
Diffstat (limited to 'sql/catalyst')
-rw-r--r-- | sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/stringExpressions.scala | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/stringExpressions.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/stringExpressions.scala index e74ef9a087..908aa44f81 100644 --- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/stringExpressions.scala +++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/stringExpressions.scala @@ -40,15 +40,13 @@ import org.apache.spark.unsafe.types.{ByteArray, UTF8String} * An expression that concatenates multiple input strings into a single string. * If any input is null, concat returns null. */ -// scalastyle:off line.size.limit @ExpressionDescription( - usage = "_FUNC_(str1, str2, ..., strN) - Returns the concatenation of `str1`, `str2`, ..., `strN`.", + usage = "_FUNC_(str1, str2, ..., strN) - Returns the concatenation of str1, str2, ..., strN.", extended = """ Examples: - > SELECT _FUNC_('Spark','SQL'); + > SELECT _FUNC_('Spark', 'SQL'); SparkSQL """) -// scalastyle:on line.size.limit case class Concat(children: Seq[Expression]) extends Expression with ImplicitCastInputTypes { override def inputTypes: Seq[AbstractDataType] = Seq.fill(children.size)(StringType) @@ -89,8 +87,8 @@ case class Concat(children: Seq[Expression]) extends Expression with ImplicitCas usage = "_FUNC_(sep, [str | array(str)]+) - Returns the concatenation of the strings separated by `sep`.", extended = """ Examples: - > SELECT _FUNC_(' ', Spark', 'SQL'); - Spark SQL + > SELECT _FUNC_(' ', 'Spark', 'SQL'); + Spark SQL """) // scalastyle:on line.size.limit case class ConcatWs(children: Seq[Expression]) |