# groonga - An open-source fulltext search engine and column store.

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# 9. Limitations

Groonga has some limitations.

## 9.1. Limitations of indexing

A full-text index has the following limitations.

- The maximum number of records: 268,435,455 (more than 26 million)
- The maximum number of distinct terms: 268,435,455 (more than 26 million)
- The maximum index size: 256GBytes

Keep in mind that these limitations may vary depending on conditions.

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