Mid-Level
August 19, 2026Spot the bug: React Native
One snippet. Find the bug, or prove there isn't one.
tsx
1import * as SQLite from 'expo-sqlite'
2
3const db = SQLite.openDatabaseSync('blog.db')
4
5type Post = { id: number; title: string; author_id: number }
6
7export async function loadPostsWithAuthors() {
8 const posts = await db.getAllAsync<Post>('SELECT id, title, author_id FROM posts')
9 const enriched = []
10 for (const post of posts) {
11 const author = await db.getFirstAsync(
12 'SELECT name FROM users WHERE id = ?',
13 post.author_id
14 )
15 enriched.push({ ...post, author })
16 }
17 return enriched
18}Click the lines that carry the problem.
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