HyriseSQLParser/docs/syntax-examples.md

Syntax Examples

This page contains some samples of SQL statements that can be executed in Hyrise.

Create Tables

CREATE TABLE IF NOT EXISTS students FROM TBL FILE 'test/students.tbl';
CREATE TABLE test (v1 INTEGER, v2 INTEGER, v3 INTEGER);

Select with Join

SELECT name, city, * FROM students AS t1 JOIN students AS t2 ON t1.city = t2.city WHERE t1.grade < 2.0 AND t2.grade > 2.0 AND t1.city = 'Frohnau' ORDER BY t1.grade DESC;

Group By

SELECT city, AVG(grade) AS average, MIN(grade) AS best, MAX(grade) AS worst FROM students GROUP BY city;

Update and Delete

UPDATE students SET name='Max Mustermann' WHERE name = 'Ralf Stiebitz';
DELETE FROM students WHERE name = 'Max Mustermann';

Prepare and Execute

PREPARE batch_insert {
	INSERT INTO test VALUES (?, 0, 0);
	INSERT INTO test VALUES (?, 0, 0);
	INSERT INTO test VALUES (?, 0, 0);
	INSERT INTO test VALUES (?, 0, 0);
	INSERT INTO test VALUES (?, 0, 0);
};

EXECUTE insert_test(1, 2, 3, 4 ,5);