\dAc

说明

列出操作符类（参见 第 36.16.1 节 ）。如果指定了 access-method-pattern ，则只列出与名称匹配该模式的访问方法关联的操作符类。如果指定了 input-type-pattern ，则只列出与名称匹配该模式的输入类型关联的操作符类。如果在命令名后追加 x ，结果会以扩展模式显示。如果在命令名后追加 + ，则每个操作符类都会连同其关联的操作符族和所有者一起列出。

客户端

psql 18.6

区分大小写的写法

\dAc

用法

\dAc[x+] [ access-method-pattern [ input-type-pattern ]]

相关条目

• psql 命令行选项及完整手册

文档与源码

• 18.6 English manual · app-psql.html

版本比较

PostgreSQL 16 → 17: 属性变化。

以下差异保留原始字段名与英文源描述。

--- PostgreSQL 16
+++ PostgreSQL 17
@@ -1,5 +1,5 @@
 {
-  "definition": "Lists operator classes (see Section 38.16.1 ). If access-method-pattern is specified, only operator classes associated with access methods whose names match that pattern are listed. If input-type-pattern is specified, only operator classes associated with input types whose names match that pattern are listed. If + is appended to the command name, each operator class is listed with its associated operator family and owner.",
+  "definition": "Lists operator classes (see Section 36.16.1 ). If access-method-pattern is specified, only operator classes associated with access methods whose names match that pattern are listed. If input-type-pattern is specified, only operator classes associated with input types whose names match that pattern are listed. If + is appended to the command name, each operator class is listed with its associated operator family and owner.",
   "modifiers": [
     {
       "command": "\\dAc",

比较已记录的接口与属性，排除来源指纹和构建元数据。某个样本中没有记录，不能据此判断实际引入或移除的版本。

相关条目

• \d
• \dA
• \dAf
• \dAo
• \dAp
• \dC
• \dD
• \dE
• \dF
• \dFd
• \dFp
• \dFt