apache-arrow
Version:
Apache Arrow columnar in-memory format
34 lines (33 loc) • 1.44 kB
TypeScript
import * as flatbuffers from 'flatbuffers';
/**
* Exact decimal value represented as an integer value in two's
* complement. Currently only 128-bit (16-byte) and 256-bit (32-byte) integers
* are used. The representation uses the endianness indicated
* in the Schema.
*/
export declare class Decimal {
bb: flatbuffers.ByteBuffer | null;
bb_pos: number;
__init(i: number, bb: flatbuffers.ByteBuffer): Decimal;
static getRootAsDecimal(bb: flatbuffers.ByteBuffer, obj?: Decimal): Decimal;
static getSizePrefixedRootAsDecimal(bb: flatbuffers.ByteBuffer, obj?: Decimal): Decimal;
/**
* Total number of decimal digits
*/
precision(): number;
/**
* Number of digits after the decimal point "."
*/
scale(): number;
/**
* Number of bits per value. The only accepted widths are 128 and 256.
* We use bitWidth for consistency with Int::bitWidth.
*/
bitWidth(): number;
static startDecimal(builder: flatbuffers.Builder): void;
static addPrecision(builder: flatbuffers.Builder, precision: number): void;
static addScale(builder: flatbuffers.Builder, scale: number): void;
static addBitWidth(builder: flatbuffers.Builder, bitWidth: number): void;
static endDecimal(builder: flatbuffers.Builder): flatbuffers.Offset;
static createDecimal(builder: flatbuffers.Builder, precision: number, scale: number, bitWidth: number): flatbuffers.Offset;
}