SaveMode Enum
Definition
Important
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SaveMode is used to specify the expected behavior of saving a DataFrame to a data source.
public enum SaveModetype SaveMode = Public Enum SaveMode- Inheritance
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SaveMode
Fields
| Name | Value | Description |
|---|---|---|
| Append | 0 | Append mode means that when saving a DataFrame to a data source, if data/table already exists, contents of the DataFrame are expected to be appended to existing data. |
| Overwrite | 1 | Overwrite mode means that when saving a DataFrame to a data source, if data/table already exists, existing data is expected to be overwritten by the contents of the DataFrame. |
| ErrorIfExists | 2 | ErrorIfExists mode means that when saving a DataFrame to a data source, if data already exists, an exception is expected to be thrown. |
| Ignore | 3 | Ignore mode means that when saving a DataFrame to a data source, if data already exists, the save operation is expected to not save the contents of the DataFrame and to not change the existing data. |