update

src/db/migrations.sql

@@ -0,0 +1,22 @@
+PRAGMA foreign_keys = ON;
+
+CREATE TABLE IF NOT EXISTS files (
+    id     INTEGER PRIMARY KEY,
+    path   TEXT NOT NULL UNIQUE,
+    size   INTEGER,
+    mtime  INTEGER
+);
+
+CREATE TABLE IF NOT EXISTS tags (
+    id   INTEGER PRIMARY KEY,
+    name TEXT NOT NULL UNIQUE
+);
+
+CREATE TABLE IF NOT EXISTS file_tags (
+    file_id INTEGER NOT NULL REFERENCES files(id) ON DELETE CASCADE,
+    tag_id  INTEGER NOT NULL REFERENCES tags(id)  ON DELETE CASCADE,
+    PRIMARY KEY (file_id, tag_id)
+);
+
+CREATE INDEX IF NOT EXISTS idx_files_path       ON files(path);
+CREATE INDEX IF NOT EXISTS idx_file_tags_tag_id ON file_tags(tag_id);