Refactor TS client to use interface + implementation pattern (#226)

## What?
* Changed `Connection` and `Table` to interfaces
* Renamed original `Connection` and `Table` to `LocalConnection` and
`LocalTable`

docs/src/javascript/interfaces/Table.md

@@ -0,0 +1,195 @@
+[vectordb](../README.md) / [Exports](../modules.md) / Table
+
+# Interface: Table<T\>
+
+A LanceDB table that allows you to search and update a table.
+
+## Type parameters
+
+| Name | Type |
+| :------ | :------ |
+| `T` | `number`[] |
+
+## Implemented by
+
+- [`LocalTable`](../classes/LocalTable.md)
+
+## Table of contents
+
+### Properties
+
+- [add](Table.md#add)
+- [countRows](Table.md#countrows)
+- [createIndex](Table.md#createindex)
+- [delete](Table.md#delete)
+- [name](Table.md#name)
+- [overwrite](Table.md#overwrite)
+- [search](Table.md#search)
+
+## Properties
+
+### add
+
+• **add**: (`data`: `Record`<`string`, `unknown`\>[]) => `Promise`<`number`\>
+
+#### Type declaration
+
+▸ (`data`): `Promise`<`number`\>
+
+Insert records into this Table.
+
+##### Parameters
+
+| Name | Type | Description |
+| :------ | :------ | :------ |
+| `data` | `Record`<`string`, `unknown`\>[] | Records to be inserted into the Table |
+
+##### Returns
+
+`Promise`<`number`\>
+
+The number of rows added to the table
+
+#### Defined in
+
+[index.ts:92](https://github.com/lancedb/lancedb/blob/bfb5400/node/src/index.ts#L92)
+
+___
+
+### countRows
+
+• **countRows**: () => `Promise`<`number`\>
+
+#### Type declaration
+
+▸ (): `Promise`<`number`\>
+
+Returns the number of rows in this table.
+
+##### Returns
+
+`Promise`<`number`\>
+
+#### Defined in
+
+[index.ts:112](https://github.com/lancedb/lancedb/blob/bfb5400/node/src/index.ts#L112)
+
+___
+
+### createIndex
+
+• **createIndex**: (`indexParams`: `IvfPQIndexConfig`) => `Promise`<`any`\>
+
+#### Type declaration
+
+▸ (`indexParams`): `Promise`<`any`\>
+
+Create an ANN index on this Table vector index.
+
+**`See`**
+
+VectorIndexParams.
+
+##### Parameters
+
+| Name | Type | Description |
+| :------ | :------ | :------ |
+| `indexParams` | `IvfPQIndexConfig` | The parameters of this Index, |
+
+##### Returns
+
+`Promise`<`any`\>
+
+#### Defined in
+
+[index.ts:107](https://github.com/lancedb/lancedb/blob/bfb5400/node/src/index.ts#L107)
+
+___
+
+### delete
+
+• **delete**: (`filter`: `string`) => `Promise`<`void`\>
+
+#### Type declaration
+
+▸ (`filter`): `Promise`<`void`\>
+
+Delete rows from this table.
+
+##### Parameters
+
+| Name | Type | Description |
+| :------ | :------ | :------ |
+| `filter` | `string` | A filter in the same format used by a sql WHERE clause. |
+
+##### Returns
+
+`Promise`<`void`\>
+
+#### Defined in
+
+[index.ts:119](https://github.com/lancedb/lancedb/blob/bfb5400/node/src/index.ts#L119)
+
+___
+
+### name
+
+• **name**: `string`
+
+#### Defined in
+
+[index.ts:78](https://github.com/lancedb/lancedb/blob/bfb5400/node/src/index.ts#L78)
+
+___
+
+### overwrite
+
+• **overwrite**: (`data`: `Record`<`string`, `unknown`\>[]) => `Promise`<`number`\>
+
+#### Type declaration
+
+▸ (`data`): `Promise`<`number`\>
+
+Insert records into this Table, replacing its contents.
+
+##### Parameters
+
+| Name | Type | Description |
+| :------ | :------ | :------ |
+| `data` | `Record`<`string`, `unknown`\>[] | Records to be inserted into the Table |
+
+##### Returns
+
+`Promise`<`number`\>
+
+The number of rows added to the table
+
+#### Defined in
+
+[index.ts:100](https://github.com/lancedb/lancedb/blob/bfb5400/node/src/index.ts#L100)
+
+___
+
+### search
+
+• **search**: (`query`: `T`) => [`Query`](../classes/Query.md)<`T`\>
+
+#### Type declaration
+
+▸ (`query`): [`Query`](../classes/Query.md)<`T`\>
+
+Creates a search query to find the nearest neighbors of the given search term
+
+##### Parameters
+
+| Name | Type | Description |
+| :------ | :------ | :------ |
+| `query` | `T` | The query search term |
+
+##### Returns
+
+[`Query`](../classes/Query.md)<`T`\>
+
+#### Defined in
+
+[index.ts:84](https://github.com/lancedb/lancedb/blob/bfb5400/node/src/index.ts#L84)