Help Center> Data Replication Service> User Guide (ME-Abu Dhabi Region)> Troubleshooting> Solutions to Failed Check Items> Database Parameters> Checking Whether the Values of group_concat_max_len Are Consistent

Updated on 2023-02-02 GMT+08:00

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Checking Whether the Values of group_concat_max_len Are Consistent

MySQL Migration, Synchronization, and Disaster Recovery

**Table 1** group_concat_max_len consistency check
Check Item	The group_concat_max_len value in the destination database is inconsistent with that in the source database.
Description	If the values of group_concat_max_len in the source and destination databases are different, the queried fields may be truncated. Change the parameter values to the same.
Item to Be Confirmed and Handling Suggestion	Item to be confirmed: If the values of group_concat_max_len in the source and destination databases are different, the queried fields may be truncated. Change the parameter values to the same. Handling suggestion: Change the parameter values to the same.

Parent topic: Database Parameters

Previous topic: Checking Whether the Databases and Tables Exist

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