Github user fhueske commented on a diff in the pull request:
https://github.com/apache/flink/pull/3409#discussion_r106025824
--- Diff:
flink-libraries/flink-table/src/main/scala/org/apache/flink/table/api/TableEnvironment.scala
---
@@ -99,6 +101,9 @@ abstract class TableEnvironment(val config: TableConfig)
{
// a counter for unique attribute names
private val attrNameCntr: AtomicInteger = new AtomicInteger(0)
+ // registered external catalog names -> catalog
+ private val externalCatalogs = new HashMap[String, ExternalCatalog]
--- End diff --
Why do we need to store the catalogs if we register them in the
`rootSchema`?
Can't we look up the catalog names there as well?
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