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DocumentationTencentDB for SQL ServerOperation GuideData Migration (New)Using DTS to Migrate DataPre-Validation Failure HandlingMigration Parameter Check
Migration Parameter Check
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Last updated: 2024-12-24 15:00:34
Migration Parameter Check
Last updated: 2024-12-24 15:00:34
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The target instance must not contain any databases to be migrated; otherwise, an error will occur with the details: "The database to be migrated already exists in the target instance."
The provided migration account must be able to log in normally; otherwise, an error will occur with the details: "The provided migration account cannot log in."
The name of the database to be migrated must not contain sensitive characters; otherwise, an error will occur with the details: "The name of the database to be migrated contains sensitive characters."
The database to be migrated must adhere to specific standards and cannot contain the keywords master, model, msdb, tempdb, monitor, Master, Model, Msdb, Tempdb, Monitor. Failure to comply will result in an error, with the detailed message stating: "The database to be migrated does not meet the required standards."
The migrated database name must be at least 1 character long, otherwise an error will occur. Error details: "The migrated database name must be at least 1 character long."
The migrated database name cannot exceed 64 characters, otherwise an error will occur. Error details: "The migrated database name cannot exceed 64 characters."

Fix

Serial number
Error details
Fix
1
The migrated database already exists in the target instance
Please change the database to be migrated in the source instance or delete the database with the same name as the migrated database in the target instance.
2
The provided migration account cannot log in to
1. Please check if the source instance is already in Running Status.
2. Please check if the port of the source instance is being blocked by the Firewall Security Group.
3. Please check if the port of the source instance is entered incorrectly.
4. Please check if the account and password of the source instance are entered incorrectly.
3
The name of the database to be migrated contains sensitive characters
Please change the database to be migrated in the source instance or rename the database to remove illegal characters before migration.
4
The database to be migrated does not meet the required standards
Please replace the database being migrated in the source instance, or modify the relevant keywords associated with the database being migrated in the source instance, before proceeding with the migration.
5
The migrated database name must be at least 1 character long
Please change the database to be migrated in the source instance or rename the database according to naming standards before migration.
6
The migrated database name must be no longer than 64 characters
Please change the database to be migrated in the source instance or rename the database according to naming standards before migration.
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