[MINOR][DOC] Fix to_json example in function description and doc

dongjoon-hyun · dongjoon-hyun · commit 7de2184aec1c · 2018-08-13T14:00:37.000-07:00
diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/jsonExpressions.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/jsonExpressions.scala
@@ -625,7 +625,7 @@ case class JsonToStructs(
        {"a":1,"b":2}
       > SELECT _FUNC_(named_struct('time', to_timestamp('2015-08-26', 'yyyy-MM-dd')), map('timestampFormat', 'dd/MM/yyyy'));
        {"time":"26/08/2015"}
-      > SELECT _FUNC_(array(named_struct('a', 1, 'b', 2));
+      > SELECT _FUNC_(array(named_struct('a', 1, 'b', 2)));
        [{"a":1,"b":2}]
       > SELECT _FUNC_(map('a', named_struct('b', 1)));
        {"a":{"b":1}}
diff --git a/sql/core/src/test/resources/sql-tests/results/json-functions.sql.out b/sql/core/src/test/resources/sql-tests/results/json-functions.sql.out
@@ -24,7 +24,7 @@ Extended Usage:
        {"a":1,"b":2}
       > SELECT to_json(named_struct('time', to_timestamp('2015-08-26', 'yyyy-MM-dd')), map('timestampFormat', 'dd/MM/yyyy'));
        {"time":"26/08/2015"}
-      > SELECT to_json(array(named_struct('a', 1, 'b', 2));
+      > SELECT to_json(array(named_struct('a', 1, 'b', 2)));
        [{"a":1,"b":2}]
       > SELECT to_json(map('a', named_struct('b', 1)));
        {"a":{"b":1}}
