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postgresql/no-select-star

Disallow `SELECT *` (and `<alias>.*`) so result schemas stay stable.

  • Type suggestion
  • Recommended off
  • Fixable no

Why this matters

Listing columns explicitly keeps the result schema stable when the table evolves — a new column won't silently appear in callers, and a removed column won't silently disappear. The aggregate form `count(*)` is unaffected.

Examples

Incorrect

Incorrect
SELECT * FROM users;
Incorrect
SELECT u.* FROM users u;

Correct

Correct
SELECT id, name FROM users;
Correct
SELECT count(*) FROM users; -- aggregate star is fine

Configure it

// eslint.config.js
import postgresql from "eslint-plugin-postgresql";

export default [
  {
    files: ["**/*.sql"],
    languageOptions: {
      parser: postgresql.configs.recommended.languageOptions.parser,
    },
    plugins: { postgresql },
    rules: {
      "postgresql/no-select-star": "warn",
    },
  },
];

Options

This rule has no options.

Try this rule

Edit the SQL — only no-select-star is enabled.

Pre-filled with the first incorrect example. Toggle off in the rule shelf to see how the diagnostic disappears.

0 errors 0 warnings parse 0ms · rules 0ms
Diagnostics

No issues found.

2 rules enabled.

Rule under test no-select-star — plus no-syntax-error as a safety net.
eslint-plugin-postgresql

An ESLint plugin that lints .sql files with real PostgreSQL grammar and a curated set of best-practice rules.

© 2026 eslint-plugin-postgresql contributors Built on libpg-query · PostgreSQL 17