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For information about data type conversions from supported source databases to the BigQuery destination, see https://cloud.google.com/data-fusion/docs/reference/replication-data-types#mysql .
Schema Evolution
This section lists the data definition language (DDL) operations supported during MySQL replication.
DDL Operation | Supported? |
Create table | Yes (New table is picked up dynamically when no tables are selected in the pipeline config) |
Rename table | No |
Truncate table | Yes |
Drop table | Yes |
Add nullable column | Yes |
Add required column | No |
Alter column to make it nullable | Yes |
Alter column to make it required | No |
Alter column type | No |
Rename column | No |
Drop column | No |
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