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This table provides information aboutNDB database objects which cannot be automatically synchronized between NDB Cluster's dictionary and the MySQL data dictionary.
Example information aboutNDB database objects which cannot be synchronized with the MySQL data dictionary:
mysql> SELECT * FROM performance_schema.ndb_sync_excluded_objects\G*************************** 1. row ***************************SCHEMA_NAME: NULL NAME: lg1 TYPE: LOGFILE GROUP REASON: Injected failure*************************** 2. row ***************************SCHEMA_NAME: NULL NAME: ts1 TYPE: TABLESPACE REASON: Injected failure*************************** 3. row ***************************SCHEMA_NAME: db1 NAME: NULL TYPE: SCHEMA REASON: Injected failure*************************** 4. row ***************************SCHEMA_NAME: test NAME: t1 TYPE: TABLE REASON: Injected failure*************************** 5. row ***************************SCHEMA_NAME: test NAME: t2 TYPE: TABLE REASON: Injected failure*************************** 6. row ***************************SCHEMA_NAME: test NAME: t3 TYPE: TABLE REASON: Injected failure Thendb_sync_excluded_objects table has these columns:
SCHEMA_NAME: The name of the schema (database) in which the object which has failed to synchronize resides; this isNULLfor tablespaces and log file groupsNAME: The name of the object which has failed to synchronize; this isNULLif the object is a schemaTYPE: The type of the object has failed to synchronize; this is one ofLOGFILE GROUP,TABLESPACE,SCHEMA, orTABLEREASON: The reason for exclusion (blocklisting) of the object; that is, the reason for the failure to synchronize this objectPossible reasons include the following:
Injected failureFailed to determine if object existed in NDBFailed to determine if object existed in DDFailed to drop object in DDFailed to get undofiles assigned to logfile groupFailed to get object id and versionFailed to install object in DDFailed to get datafiles assigned to tablespaceFailed to create schemaFailed to determine if object was a local tableFailed to invalidate table referencesFailed to set database name of NDB objectFailed to get extra metadata of tableFailed to migrate table with extra metadata version 1Failed to get object from DDDefinition of table has changed in NDB DictionaryFailed to setup binlogging for table
This list is not necessarily exhaustive, and is subject to change in future
NDBreleases.
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