mirror of https://github.com/AMT-Cheif/drift.git
27 lines
869 B
Plaintext
27 lines
869 B
Plaintext
-- this is the tables.drift file
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CREATE TABLE todos (
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id INT NOT NULL PRIMARY KEY AUTOINCREMENT,
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title TEXT,
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body TEXT,
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category INT REFERENCES categories (id)
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);
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CREATE TABLE categories (
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id INT NOT NULL PRIMARY KEY AUTOINCREMENT,
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description TEXT
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) AS Category; -- see the explanation on "AS Category" below
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/* after declaring your tables, you can put queries in here. Just
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write the name of the query, a colon (:) and the SQL: */
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todosInCategory: SELECT * FROM todos WHERE category = ?;
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/* Here's a more complex query: It counts the amount of entries per
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category, including those entries which aren't in any category at all. */
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countEntries:
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SELECT
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c.description,
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(SELECT COUNT(*) FROM todos WHERE category = c.id) AS amount
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FROM categories c
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UNION ALL
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SELECT null, (SELECT COUNT(*) FROM todos WHERE category IS NULL);
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