postgresql syntax reference

SKILL.md

Use this skill when you need to understand PostgreSQL's SQL syntax, DDL statement structure, or how PostgreSQL parses specific SQL constructs. This is essential for correctly parsing SQL files and generating valid DDL in pgschema.

Main parser directory: https://github.com/postgres/postgres/blob/master/src/backend/parser/

| Statement Type | gram.y Section | parseutilcmd.c Function |

查阅 PostgreSQL 的解析器和语法（gram.y），了解实现 pgschema 功能时的 SQL 语法、DDL 语句结构和解析规则 来源：microck/ordinary-claude-skills。

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