fixed.

gatorsmile · gatorsmile · commit ac1c3c0b833d · 2020-01-23T10:54:07.000-08:00
diff --git a/sql/core/src/main/scala/org/apache/spark/sql/functions.scala b/sql/core/src/main/scala/org/apache/spark/sql/functions.scala
@@ -3456,7 +3456,7 @@ object functions {
   /**
    * Returns an array of elements for which a predicate holds in a given array.
    * {{{
-   *   df.select(filter(col("s"), x -> x % 2 === 0))
+   *   df.select(filter(col("s"), x => x % 2 === 0))
    *   df.selectExpr("filter(col, x -> x % 2 == 0)")
    * }}}
    *

Original file line number	Diff line number	Diff line change
`@@ -3456,7 +3456,7 @@ object functions {`
`3456`	`3456`	`/**`
`3457`	`3457`	`* Returns an array of elements for which a predicate holds in a given array.`
`3458`	`3458`	`* {{{`
`3459`		`- * df.select(filter(col("s"), x -> x % 2 === 0))`
	`3459`	`+ * df.select(filter(col("s"), x => x % 2 === 0))`
`3460`	`3460`	`* df.selectExpr("filter(col, x -> x % 2 == 0)")`
`3461`	`3461`	`* }}}`
`3462`	`3462`	`*`