30 lines
1.4 KiB
TypeScript
30 lines
1.4 KiB
TypeScript
import { Cluster } from "couchbase";
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import { Document } from "@langchain/core/documents";
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import { BaseDocumentLoader, DocumentLoader } from "@langchain/core/document_loaders/base";
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/**
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* loader for couchbase document
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*/
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export declare class CouchbaseDocumentLoader extends BaseDocumentLoader implements DocumentLoader {
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private cluster;
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private query;
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private pageContentFields?;
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private metadataFields?;
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/**
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* construct Couchbase document loader with a requirement for couchbase cluster client
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* @param client { Cluster } [ couchbase connected client to connect to database ]
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* @param query { string } [ query to get results from while loading the data ]
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* @param pageContentFields { Array<string> } [ filters fields of the document and shows these only ]
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* @param metadataFields { Array<string> } [ metadata fields required ]
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*/
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constructor(client: Cluster, query: string, pageContentFields?: string[], metadataFields?: string[]);
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/**
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* Function to load document based on query from couchbase
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* @returns {Promise<Document[]>} [ Returns a promise of all the documents as array ]
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*/
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load(): Promise<Document[]>;
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/**
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* Function to load documents based on iterator rather than full load
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* @returns {AsyncIterable<Document>} [ Returns an iterator to fetch documents ]
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*/
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lazyLoad(): AsyncIterable<Document>;
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}
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