beliefer commented on a change in pull request #31474:
URL: https://github.com/apache/spark/pull/31474#discussion_r570697714
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala
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@@ -3069,6 +3069,15 @@ object SQLConf {
.booleanConf
.createWithDefault(false)
+ val LEGACY_KEEP_COMMAND_OUTPUT_SCHEMA =
+ buildConf("spark.sql.legacy.keepCommandOutputSchema")
+ .internal()
+ .doc("When true, Spark will keep the output schema of commands such as
SHOW DATABASES " +
Review comment:
`SHOW DATABASES` ? maybe we could make this config used for all command
output.
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