[API reference](https://evolu.dev/docs/api-reference) › [@evolu/sqlite-wasm](https://evolu.dev/docs/api-reference/sqlite-wasm) › sahPoolDefaultCapacity

```ts
const sahPoolDefaultCapacity: 6 = 6;
```

Defined in: [packages/sqlite-wasm/src/SahPool.ts:1312](https://github.com/evoluhq/evolu/blob/bc4578a260dd15d5bbf94b83765ca05984d194cb/packages/sqlite-wasm/src/SahPool.ts#L1312)

The number of slots setup ensures: a database, its journal, and spares.