feat: MySQL, SQL Server and SQLite dialects; writes without RETURNING; one null order on every database

conformance/fixtures/mysql.sql

@@ -0,0 +1,74 @@
+SET GLOBAL log_bin_trust_function_creators = 1;
+DROP DATABASE IF EXISTS demo;
+CREATE DATABASE demo CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci;
+
+CREATE TABLE demo.users (
+    id INT PRIMARY KEY,
+    name VARCHAR(100) NOT NULL,
+    email VARCHAR(200),
+    password_hash VARCHAR(200),
+    `limit` INT,
+    manager_id INT,
+    FOREIGN KEY (manager_id) REFERENCES demo.users (id)
+);
+
+CREATE TABLE demo.assets (
+    id INT AUTO_INCREMENT PRIMARY KEY,
+    name VARCHAR(100) NOT NULL,
+    status VARCHAR(20) NOT NULL,
+    owner_id INT,
+    cost DECIMAL(10, 2),
+    active TINYINT(1) NOT NULL DEFAULT 1,
+    created_at TIMESTAMP NOT NULL,
+    FOREIGN KEY (owner_id) REFERENCES demo.users (id)
+);
+
+CREATE TABLE demo.tags (
+    id INT PRIMARY KEY,
+    name VARCHAR(100) NOT NULL UNIQUE
+);
+
+CREATE TABLE demo.asset_tags (
+    asset_id INT NOT NULL,
+    tag_id INT NOT NULL,
+    PRIMARY KEY (asset_id, tag_id),
+    FOREIGN KEY (asset_id) REFERENCES demo.assets (id),
+    FOREIGN KEY (tag_id) REFERENCES demo.tags (id)
+);
+
+CREATE TABLE demo.incidents (
+    id INT PRIMARY KEY,
+    title VARCHAR(200) NOT NULL,
+    asset_id INT NOT NULL,
+    severity INT NOT NULL,
+    opened_on DATE NOT NULL,
+    FOREIGN KEY (asset_id) REFERENCES demo.assets (id)
+);
+
+SET time_zone = '+00:00';
+
+INSERT INTO demo.users (id, name, email, password_hash, `limit`, manager_id) VALUES
+    (1, 'Ada', 'ada@example.com', 'x', 5, NULL),
+    (2, 'Grace', 'grace@example.com', 'x', NULL, 1),
+    (3, 'Linus', NULL, 'x', 2, 1);
+
+INSERT INTO demo.assets (id, name, status, owner_id, cost, active, created_at) VALUES
+    (1, 'vpn gateway', 'open', 1, 1200.50, 1, '2026-01-02 10:00:00'),
+    (2, 'mail relay', 'open', 2, 300.00, 1, '2026-01-05 09:30:00'),
+    (3, 'old wiki', 'retired', NULL, NULL, 0, '2025-06-01 00:00:00'),
+    (4, 'payroll db', 'open', 3, 4000.00, 1, '2026-02-11 16:45:00');
+
+INSERT INTO demo.tags (id, name) VALUES (1, 'pci'), (2, 'gdpr'), (3, 'internal');
+
+INSERT INTO demo.asset_tags (asset_id, tag_id) VALUES (1, 1), (1, 3), (2, 2), (4, 1), (4, 2);
+
+INSERT INTO demo.incidents (id, title, asset_id, severity, opened_on) VALUES
+    (1, 'VPN outage', 1, 3, '2026-01-10'),
+    (2, 'Spoofed mail', 2, 2, '2026-02-01'),
+    (3, 'Brute force', 1, 4, '2026-03-05');
+
+CREATE FUNCTION demo.retire_asset(asset INT, reason TEXT) RETURNS INT MODIFIES SQL DATA
+BEGIN
+    UPDATE demo.assets SET status = 'retired' WHERE id = asset;
+    RETURN asset;
+END;