diff --git a/db.go b/db.go
new file mode 100644
index 0000000..5151e0c
--- /dev/null
+++ b/db.go
@@ -0,0 +1,95 @@
+// Copyright 2019 Mikhail Klementev. All rights reserved.
+// Use of this source code is governed by a AGPLv3 license
+// (or later) that can be found in the LICENSE file.
+
+package main
+
+import (
+	"database/sql"
+
+	"code.dumpstack.io/tools/out-of-tree/config"
+	"code.dumpstack.io/tools/out-of-tree/qemu"
+)
+
+func createLogTable(db *sql.DB) (err error) {
+	_, err = db.Exec(`
+	CREATE TABLE IF NOT EXISTS log (
+		id		INTEGER PRIMARY KEY,
+		time		DATETIME DEFAULT CURRENT_TIMESTAMP,
+
+		name		TEXT,
+		type		TEXT,
+
+		distro_type	TEXT,
+		distro_release	TEXT,
+		kernel_release	TEXT,
+
+		build_output	TEXT,
+		build_ok	BOOLEAN,
+
+		run_output	TEXT,
+		run_ok		BOOLEAN,
+
+		test_output	TEXT,
+		test_ok		BOOLEAN,
+
+		kernel_panic	BOOLEAN,
+		timeout_kill	BOOLEAN
+	)`)
+	return
+}
+
+func addToLog(db *sql.DB, q *qemu.QemuSystem, ka config.Artifact,
+	ki config.KernelInfo, res *phasesResult) (err error) {
+
+	stmt, err := db.Prepare("INSERT INTO log (name, type, " +
+		"distro_type, distro_release, kernel_release, " +
+		"build_output, build_ok, " +
+		"run_output, run_ok, " +
+		"test_output, test_ok, " +
+		"kernel_panic, timeout_kill) " +
+		"VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9, " +
+		"$10, $11, $12, $13);")
+	if err != nil {
+		return
+	}
+
+	defer stmt.Close()
+
+	_, err = stmt.Exec(
+		ka.Name, ka.Type.String(),
+		ki.DistroType.String(), ki.DistroRelease, ki.KernelRelease,
+		res.Build.Output, res.Build.Ok,
+		res.Run.Output, res.Run.Ok,
+		res.Test.Output, res.Test.Ok,
+		q.KernelPanic, q.KilledByTimeout,
+	)
+	if err != nil {
+		return
+	}
+
+	return
+}
+
+func createSchema(db *sql.DB) (err error) {
+	err = createLogTable(db)
+	if err != nil {
+		return
+	}
+
+	return
+}
+
+func openDatabase(path string) (db *sql.DB, err error) {
+	db, err = sql.Open("sqlite3", path)
+	if err != nil {
+		return
+	}
+
+	err = createSchema(db)
+	if err != nil {
+		return
+	}
+
+	return
+}