Duplicate Key Violation While Restoring Data With ndb_restore: Permanent: 893: Constraint violation e.g. duplicate value in unique index
(Doc ID 2058573.1)
Last updated on MARCH 21, 2019
Applies to:MySQL Cluster - Version 7.1 to 7.4 [Release 7.1 to 7.4]
Information in this document applies to any platform.
When restoring a backup with ndb_restore, in MySQL Cluster 7.2 and earlier, or 7.3.10 and earlier, or 7.4.7 and earlier, duplicate key errors on unique secondary indexes occur:
The issue has the following business impact:
Due to this issue, users cannot restore data on tables with unique secondary indexes.
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