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[ 源代码: pg-rational  ]

软件包: postgresql-14-rational (0.0.2-4)

Precise fractional arithmetic for PostgreSQL

pg_rational implements precise fractional arithmetic for PostgreSQL. Perfect for exact arithmetic or user-specified table row ordering. Holds values as big as an integer, with matching precision in the denominator.

Features:

 * Stores fractions in exactly 64 bits (same size as float)
 * Written in C for high performance
 * Detects and halts arithmetic overflow for correctness
 * Uses native CPU instructions for fast overflow detection
 * Defers GCD calculation until requested or absolutely required
 * Supports btree and hash indices
 * Implements Stern-Brocot trees for finding intermediate points
 * Coercion from integer/bigint/tuple
 * Custom aggregate

其他与 postgresql-14-rational 有关的软件包

  • 依赖
  • 推荐
  • 建议
  • dep: libc6 (>= 2.4)
    GNU C Library: Shared libraries
    同时作为一个虚包由这些包填实: libc6-udeb
  • dep: postgresql-14
    The World's Most Advanced Open Source Relational Database

下载 postgresql-14-rational

下载可用于所有硬件架构的
硬件架构 软件包大小 安装后大小 文件
amd64 25.8 kB77 kB [文件列表]