同步复制
已记录的来源状态与原始语言说明；缺少版本证据时明确标为未知。
来源快照记录 PostgreSQL 8.1–18 的变化节点；历史矩阵独立记录 7.4–18 的状态。两者均未记录 PostgreSQL 19 或 20 的支持状态，较新版本明确保留为未知。这些来源声明与运行测量相互独立。
复制
说明
允许主库在确认提交之前等待备库将事务信息写入磁盘。通过 synchronous_standby_names 设置控制，一次可以有一个备库担任同步备库的角色。可以使用 synchronous_commit 设置按事务启用或禁用同步复制。
所选版本: PostgreSQL 18
支持
比较版本
原始文档链接
已记录旧标识: 205
完整来源事实与出处
yaml · center · 1dd22bf9a7f3ec325b894e2836fda535a25529f246a94dd41d6abbfe9997f7fd
{
"Key": "synchronous-replication",
"SourceKind": "yaml",
"SourceDatabase": "center",
"SourceTable": "featurematrix.yaml",
"SourceKey": "Synchronous replication",
"SourceHash": "1dd22bf9a7f3ec325b894e2836fda535a25529f246a94dd41d6abbfe9997f7fd",
"Name": "Synchronous replication",
"NameLocale": "en",
"GroupKey": "replication",
"GroupName": "Replication",
"GroupLocale": "en",
"Ordinal": 23,
"GroupOrder": 9,
"Facts": {
"feature": {
"description": "This allows the primary to wait for a standby to write the transaction information to disk before acknowledging the commit. One standby at a time can take the role of the synchronous standby, as controlled by the synchronous_standby_names setting. Synchronous replication can be enabled or disabled on a per-transaction basis using the synchronous_commit setting.",
"name": "Synchronous replication",
"versions": {
"9.1": "Yes"
}
},
"group": "Replication",
"versions": {
"max": 18,
"min": 8.1
}
},
"Cells": [
{
"Version": "10",
"State": "yes",
"EvidenceKind": "yaml-transition",
"TransitionVersion": "9.1",
"Supported": true,
"Original": "Yes"
},
{
"Version": "11",
"State": "yes",
"EvidenceKind": "yaml-transition",
"TransitionVersion": "9.1",
"Supported": true,
"Original": "Yes"
},
{
"Version": "12",
"State": "yes",
"EvidenceKind": "yaml-transition",
"TransitionVersion": "9.1",
"Supported": true,
"Original": "Yes"
},
{
"Version": "13",
"State": "yes",
"EvidenceKind": "yaml-transition",
"TransitionVersion": "9.1",
"Supported": true,
"Original": "Yes"
},
{
"Version": "14",
"State": "yes",
"EvidenceKind": "yaml-transition",
"TransitionVersion": "9.1",
"Supported": true,
"Original": "Yes"
},
{
"Version": "15",
"State": "yes",
"EvidenceKind": "yaml-transition",
"TransitionVersion": "9.1",
"Supported": true,
"Original": "Yes"
},
{
"Version": "16",
"State": "yes",
"EvidenceKind": "yaml-transition",
"TransitionVersion": "9.1",
"Supported": true,
"Original": "Yes"
},
{
"Version": "17",
"State": "yes",
"EvidenceKind": "yaml-transition",
"TransitionVersion": "9.1",
"Supported": true,
"Original": "Yes"
},
{
"Version": "18",
"State": "yes",
"EvidenceKind": "yaml-transition",
"TransitionVersion": "9.1",
"Supported": true,
"Original": "Yes"
},
{
"Version": "8.1",
"State": "no",
"EvidenceKind": "yaml-default-no",
"TransitionVersion": "",
"Supported": false,
"Original": "No"
},
{
"Version": "8.2",
"State": "no",
"EvidenceKind": "yaml-default-no",
"TransitionVersion": "",
"Supported": false,
"Original": "No"
},
{
"Version": "8.3",
"State": "no",
"EvidenceKind": "yaml-default-no",
"TransitionVersion": "",
"Supported": false,
"Original": "No"
},
{
"Version": "8.4",
"State": "no",
"EvidenceKind": "yaml-default-no",
"TransitionVersion": "",
"Supported": false,
"Original": "No"
},
{
"Version": "9.0",
"State": "no",
"EvidenceKind": "yaml-default-no",
"TransitionVersion": "",
"Supported": false,
"Original": "No"
},
{
"Version": "9.1",
"State": "yes",
"EvidenceKind": "yaml-transition",
"TransitionVersion": "9.1",
"Supported": true,
"Original": "Yes"
},
{
"Version": "9.2",
"State": "yes",
"EvidenceKind": "yaml-transition",
"TransitionVersion": "9.1",
"Supported": true,
"Original": "Yes"
},
{
"Version": "9.3",
"State": "yes",
"EvidenceKind": "yaml-transition",
"TransitionVersion": "9.1",
"Supported": true,
"Original": "Yes"
},
{
"Version": "9.4",
"State": "yes",
"EvidenceKind": "yaml-transition",
"TransitionVersion": "9.1",
"Supported": true,
"Original": "Yes"
},
{
"Version": "9.5",
"State": "yes",
"EvidenceKind": "yaml-transition",
"TransitionVersion": "9.1",
"Supported": true,
"Original": "Yes"
},
{
"Version": "9.6",
"State": "yes",
"EvidenceKind": "yaml-transition",
"TransitionVersion": "9.1",
"Supported": true,
"Original": "Yes"
}
],
"Texts": [
{
"Locale": "en",
"Title": "Synchronous replication",
"BodyHTML": "\u003cp\u003eThis allows the primary to wait for a standby to write the transaction information to disk before acknowledging the commit. One standby at a time can take the role of the synchronous standby, as controlled by the synchronous_standby_names setting. Synchronous replication can be enabled or disabled on a per-transaction basis using the synchronous_commit setting.\u003c/p\u003e\n",
"SourceHash": "1dd22bf9a7f3ec325b894e2836fda535a25529f246a94dd41d6abbfe9997f7fd",
"ContentHash": "932df23cf380c05705239a5b31040fa636dadeb5da5536e4d4a26293ef82653b",
"Payload": {
"description": "This allows the primary to wait for a standby to write the transaction information to disk before acknowledging the commit. One standby at a time can take the role of the synchronous standby, as controlled by the synchronous_standby_names setting. Synchronous replication can be enabled or disabled on a per-transaction basis using the synchronous_commit setting.",
"name": "Synchronous replication",
"versions": {
"9.1": "Yes"
}
}
},
{
"Locale": "zh-Hans",
"Title": "同步复制",
"BodyHTML": "\u003cp\u003e允许主库在确认提交之前等待备库将事务信息写入磁盘。通过 synchronous_standby_names 设置控制，一次可以有一个备库担任同步备库的角色。可以使用 synchronous_commit 设置按事务启用或禁用同步复制。\u003c/p\u003e\n",
"SourceHash": "071091951021357a5f492adb04caed6febf4d315ac2626ca027a48dd8ec01d50",
"ContentHash": "6bb583dbcafc27716ef606ce67c2d24008f6554afdeddc7c2ebd187e1eda88d1",
"Payload": {
"description": "允许主库在确认提交之前等待备库将事务信息写入磁盘。通过 synchronous_standby_names 设置控制，一次可以有一个备库担任同步备库的角色。可以使用 synchronous_commit 设置按事务启用或禁用同步复制。",
"name": "同步复制"
}
}
],
"GroupTitles": {
"en": "Replication",
"zh-Hans": "复制"
},
"LegacyIDs": [
"205"
]
}