Ritesh created CALCITE-2881:
-------------------------------
Summary: Add the JSON_PRETTY function
Key: CALCITE-2881
URL: https://issues.apache.org/jira/browse/CALCITE-2881
Project: Calcite
Issue Type: Sub-task
Reporter: Ritesh
```
JSON_PRETTY(*json_string_doc*)
```
Returns the pretty formatted JSON document. Returns `NULL` if any argument is
`NULL` or if JSON document is invalid.
Example Sql:
```sql
SELECT JSON_PRETTY(v) AS c1
FROM (VALUES ('\{"a": [10, true],"b": [10, true]}')) as t(v)
limit 10
```
Result:
c1
{ "a" : [ 10, true ], "b" : [ 10, true ] }
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