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| title: Expiration |
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| |
| Use expiration to keep data current and to reduce region size by removing stale entries. Expiration actions are triggered by time-based thresholds. |
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| - **[How Expiration Works](how_expiration_works.html)** |
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| Expiration removes old entries and entries that you are not using. You can choose whether expired entries are invalidated or destroyed. |
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| - **[Configure Data Expiration](configuring_data_expiration.html)** |
| |
| Configure the type of expiration and the expiration action to use. |
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