Github user beyond1920 commented on a diff in the pull request:
https://github.com/apache/flink/pull/3409#discussion_r106368344
--- 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 --
@fhueske , store catalog aims to get the registered catalog in the future.
User may want to call create/update/delete table or database method of catalog
when execute DDL in SQL or similar operation in TableAPI.
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