Vendor dependencies

notes-service/vendor/sqlx/tests/mysql/migrations/1_user.sql

@@ -0,0 +1,7 @@
+create table user
+(
+    -- integer primary keys are the most efficient in SQLite
+    user_id  integer primary key auto_increment,
+    -- indexed text values have to have a max length
+    username varchar(16) unique not null
+);

notes-service/vendor/sqlx/tests/mysql/migrations/2_post.sql

@@ -0,0 +1,10 @@
+create table post
+(
+    post_id    integer primary key auto_increment,
+    user_id    integer not null references user (user_id),
+    content    text    not null,
+    -- Defaults have to be wrapped in parenthesis
+    created_at datetime default current_timestamp
+);
+
+create index post_created_at on post (created_at desc);

notes-service/vendor/sqlx/tests/mysql/migrations/3_comment.sql

@@ -0,0 +1,10 @@
+create table comment
+(
+    comment_id integer primary key,
+    post_id    integer not null references post (post_id),
+    user_id    integer not null references user (user_id),
+    content    text    not null,
+    created_at datetime default current_timestamp
+);
+
+create index comment_created_at on comment (created_at desc);