Help Center/ Data Replication Service/ Troubleshooting/ Troubleshooting/ Solutions to Failed Check Items/ Database Configuration Items/ Checking Whether the Source Database Name Is Valid
Updated on 2025-07-21 GMT+08:00
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Checking Whether the Source Database Name Is Valid

MySQL Migration

Table 1 Checking whether the source database name is valid

Check Item

Whether the source database name is valid

Description

The source database name cannot contain invalid characters. It must contain 1 to 64 characters, including only lowercase letters, digits, hyphens (-), and underscores (_).

If the source database name contains any invalid character, the migration fails.

Failure Cause and Handling Suggestion

Failure cause: This item cannot be checked because the source database fails to be connected.

Handling suggestion: Check whether the source database is connected.

Failure cause: The source database name cannot contain invalid characters. It must contain 1 to 64 characters, including only lowercase letters, digits, hyphens (-), and underscores (_).

Handling suggestion: Change the source database names that contain unsupported characters or go back to the previous page and select the databases that do not contain unsupported characters.

MongoDB Migration

Table 2 Checking whether the source database name is valid

Check Item

Whether the source database name is valid

Description

If the source database name contains invalid characters, the migration fails.

Failure cause: The source database names cannot contain the following special characters: .<>'

Handling suggestion: Change the source database names that contain unsupported characters or go back to the previous page and select the databases that do not contain unsupported characters.

Oracle Migration

Table 3 Checking whether the source database name is valid

Check Item

Whether the source database name is valid

Description

The source database names cannot contain non-ASCII characters or special characters .><\`|,?'!"

If the source database name contains invalid characters, the migration fails.

Failure cause: The source database names contain unsupported characters.

Handling suggestion: Change the source database names that contain unsupported characters or go back to the previous page and select the databases that do not contain unsupported characters.