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外连接重排序

Recorded source states and original language descriptions. Missing version evidence stays unknown.

The source snapshot records transitions for PostgreSQL 8.1–18. The historical matrix records independent cells for 7.4–18. Neither records support for PostgreSQL 19 or 20; newer versions remain unknown. These source claims are distinct from runtime measurements.

No translation of this description is recorded. The original Chinese description is shown. The source label is retained in Chinese; no translated label is recorded.

性能

Description

允许查询规划器重新排序外连接

Selected version: PostgreSQL 18

No

20191817161514131211109.69.59.49.39.29.19.08.48.38.28.18.07.4
UnknownUnknownNoNoNoNoNoYesYesYesYesYesYesYesYesYesYesYesYesYesYesNoNoNo

Compare versions

Original documentation links

Related source snapshot entry · The original source supplies this relationship; each matrix retains its own states.

Complete source facts and provenance

legacy · center · 353e76dd3d0c2f5a384bbaa61d826efbaefbd4ca4f872b85811c30fbce6922fb

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  "SourceTable": "featurematrix_feature",
  "SourceKey": "42",
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  "Name": "外连接重排序",
  "NameLocale": "zh-Hans",
  "GroupKey": "1",
  "GroupName": "性能",
  "GroupLocale": "zh-Hans",
  "Ordinal": 0,
  "GroupOrder": 10,
  "Facts": {
    "featuredescription": "允许查询规划器重新排序外连接",
    "featurename": "外连接重排序",
    "group_id": 1,
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    "v11": 1,
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    "v14": 0,
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    "v17": 0,
    "v18": 0,
    "v74": 0,
    "v80": 0,
    "v81": 0,
    "v82": 1,
    "v83": 1,
    "v84": 1,
    "v90": 1,
    "v91": 1,
    "v92": 1,
    "v93": 1,
    "v94": 1,
    "v95": 1,
    "v96": 1
  },
  "Cells": [
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    {
      "Version": "11",
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    },
    {
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    {
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    },
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    }
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    "zh-Hans": "性能"
  },
  "RelatedKey": "outer-join-reordering"
}

Complete source data JSON