[**brk-client**](../README.md) *** [brk-client](../globals.md) / SeriesDataBase # Interface: SeriesDataBase\ Defined in: [Developer/brk/modules/brk-client/index.js:1477](https://github.com/bitcoinresearchkit/brk/blob/76869ed2b6aad1e1c3da7aff4c90e9b5788fb606/modules/brk-client/index.js#L1477) ## Type Parameters ### T `T` ## Properties ### data > **data**: `T`[] Defined in: [Developer/brk/modules/brk-client/index.js:1485](https://github.com/bitcoinresearchkit/brk/blob/76869ed2b6aad1e1c3da7aff4c90e9b5788fb606/modules/brk-client/index.js#L1485) The series data *** ### end > **end**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:1483](https://github.com/bitcoinresearchkit/brk/blob/76869ed2b6aad1e1c3da7aff4c90e9b5788fb606/modules/brk-client/index.js#L1483) End index (exclusive) *** ### entries > **entries**: () => \[`number`, `T`\][] Defined in: [Developer/brk/modules/brk-client/index.js:1489](https://github.com/bitcoinresearchkit/brk/blob/76869ed2b6aad1e1c3da7aff4c90e9b5788fb606/modules/brk-client/index.js#L1489) Get [index, value] pairs #### Returns \[`number`, `T`\][] *** ### index > **index**: [`Index`](../type-aliases/Index.md) Defined in: [Developer/brk/modules/brk-client/index.js:1479](https://github.com/bitcoinresearchkit/brk/blob/76869ed2b6aad1e1c3da7aff4c90e9b5788fb606/modules/brk-client/index.js#L1479) The index type used for this query *** ### indexes > **indexes**: () => `number`[] Defined in: [Developer/brk/modules/brk-client/index.js:1487](https://github.com/bitcoinresearchkit/brk/blob/76869ed2b6aad1e1c3da7aff4c90e9b5788fb606/modules/brk-client/index.js#L1487) Get index numbers #### Returns `number`[] *** ### isDateBased > **isDateBased**: `boolean` Defined in: [Developer/brk/modules/brk-client/index.js:1486](https://github.com/bitcoinresearchkit/brk/blob/76869ed2b6aad1e1c3da7aff4c90e9b5788fb606/modules/brk-client/index.js#L1486) Whether this series uses a date-based index *** ### keys > **keys**: () => `number`[] Defined in: [Developer/brk/modules/brk-client/index.js:1488](https://github.com/bitcoinresearchkit/brk/blob/76869ed2b6aad1e1c3da7aff4c90e9b5788fb606/modules/brk-client/index.js#L1488) Get keys as index numbers (alias for indexes) #### Returns `number`[] *** ### stamp > **stamp**: `string` Defined in: [Developer/brk/modules/brk-client/index.js:1484](https://github.com/bitcoinresearchkit/brk/blob/76869ed2b6aad1e1c3da7aff4c90e9b5788fb606/modules/brk-client/index.js#L1484) ISO 8601 timestamp of when the response was generated *** ### start > **start**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:1482](https://github.com/bitcoinresearchkit/brk/blob/76869ed2b6aad1e1c3da7aff4c90e9b5788fb606/modules/brk-client/index.js#L1482) Start index (inclusive) *** ### toMap > **toMap**: () => `Map`\<`number`, `T`\> Defined in: [Developer/brk/modules/brk-client/index.js:1490](https://github.com/bitcoinresearchkit/brk/blob/76869ed2b6aad1e1c3da7aff4c90e9b5788fb606/modules/brk-client/index.js#L1490) Convert to Map #### Returns `Map`\<`number`, `T`\> *** ### total > **total**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:1481](https://github.com/bitcoinresearchkit/brk/blob/76869ed2b6aad1e1c3da7aff4c90e9b5788fb606/modules/brk-client/index.js#L1481) Total number of data points *** ### type > **type**: `string` Defined in: [Developer/brk/modules/brk-client/index.js:1480](https://github.com/bitcoinresearchkit/brk/blob/76869ed2b6aad1e1c3da7aff4c90e9b5788fb606/modules/brk-client/index.js#L1480) Value type (e.g. "f32", "u64", "Sats") *** ### version > **version**: `number` Defined in: [Developer/brk/modules/brk-client/index.js:1478](https://github.com/bitcoinresearchkit/brk/blob/76869ed2b6aad1e1c3da7aff4c90e9b5788fb606/modules/brk-client/index.js#L1478) Version of the series data