public enum JobInfo.WriteDisposition extends Enum<JobInfo.WriteDisposition>Specifies the action that occurs if the destination table already exists.
Static Fields |
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| Name | Description |
WRITE_APPEND |
Configures the job to append data to the table if it already exists. |
WRITE_EMPTY |
Configures the job to fail with a duplicate error if the table already exists. |
WRITE_TRUNCATE |
Configures the job to overwrite the table data if table already exists. |
WRITE_TRUNCATE_DATA |
Configures the job to retain schema and constraints on an existing table, and truncate and replace data. |
Static Methods |
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| Name | Description |
valueOf(String name) |
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values() |
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