gaojun2048 commented on a change in pull request #1593:
URL: https://github.com/apache/arrow-datafusion/pull/1593#discussion_r786473700



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File path: ballista/rust/client/src/context.rs
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@@ -256,6 +288,14 @@ impl BallistaContext {
             )
         };
 
+        let is_show = self.is_show_statement(sql).await?;

Review comment:
       Datafusion supports show tables only when with_information_schema=true. 
Currently, users cannot specify the with_information_schema parameter of 
datafusion when creating a ballista context. I can add a 
with_information_schema parameter in BallistaConfig, the default value is 
false, when users need to use show tables in ballista, users can turn on this 
function through with_information_schema(true)
   whether




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