9. Limitations¶
Groonga has some limitations.
9.1. Limitations of table¶
A table has the following limitations.
- The maximum one key size: 4KiB
- The maximum total size of keys: 4GiB or 1TiB (by specifying
KEY_LARGE
flag to flags) - The maximum number of records: 268,435,455 (more than 268 million)
Keep in mind that these limitations may vary depending on conditions.
9.2. Limitations of indexing¶
A full-text index has the following limitations.
- The maximum number of distinct terms: 268,435,455 (more than 268 million)
- The maximum index size: 256GiB
Keep in mind that these limitations may vary depending on conditions.
9.3. Limitations of column¶
A column has the following limitation.
- The maximum stored data size of a column: 256GiB