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Write and explain a SQL query from a schema

Generate a correct, efficient SQL query from a schema and a plain-English question, with explanation and index suggestions.

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Written for Grok 4.7 · Updated 2026-10-16

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Database: [Postgres/MySQL/SQLite/BigQuery, version]. Schema:
```
[CREATE TABLE statements]
```
Question: [plain English, e.g. monthly active users by plan for the last 6 months].
Write the query, explain each part briefly, note assumptions about the data, and suggest indexes if it would be slow on [row count] rows.

Replace everything in [square brackets] with your own details.

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