pitrou commented on code in PR #765:
URL: https://github.com/apache/arrow-adbc/pull/765#discussion_r1238598132
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adbc.h:
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@@ -1380,6 +1827,67 @@ AdbcStatusCode AdbcConnectionGetTableTypes(struct
AdbcConnection* connection,
struct ArrowArrayStream* out,
struct AdbcError* error);
+/// \brief Get a view of types supported by the database.
+///
+/// The result is an Arrow schema with one field per type. The field name is
+/// the database's name for the type, and the field type is the driver's
+/// mapping of the database type to an Arrow type.
+///
+/// Each top-level field may have the following metadata fields:
+///
+/// - adbc:catalog_name
+/// - adbc:db_schema_name
+/// - adbc:supertype_catalog_name
+/// - adbc:supertype_db_schema_name
+/// - adbc:supertype_name
Review Comment:
What is the supertype supposed to denote?
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