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apache-arrow

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Apache Arrow columnar in-memory format

github.com/apache/arrow/blob/main/js/README.md

apache/arrow

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import { Schema, Field } from '../../schema.js'; import { DataType } from '../../type.js'; import { DictionaryBatch, RecordBatch } from './message.js'; /** @ignore */ export declare function schemaFromJSON(_schema: any, dictionaries?: Map<number, DataType>): Schema<any>; /** @ignore */ export declare function recordBatchFromJSON(b: any): RecordBatch; /** @ignore */ export declare function dictionaryBatchFromJSON(b: any): DictionaryBatch; /** @ignore */ export declare function fieldFromJSON(_field: any, dictionaries?: Map<number, DataType>): Field<any>;