Switch DB crate

migrations/0000_init.sql

@@ -0,0 +1,29 @@
+CREATE TABLE `swap` (
+	`id` INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
+	`acc` INTEGER NOT NULL,
+	`voucher` INTEGER NOT NULL,
+	`storno` INTEGER NOT NULL,
+	`timestamp` INTEGER NOT NULL
+);
+
+CREATE TABLE `voucher_type` (
+	`id` INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
+	`store` INTEGER NOT NULL,
+	`value` INTEGER NOT NULL,
+	UNIQUE (`store`, `value`)
+);
+
+CREATE TABLE `inventory` (
+	`id` INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
+	`acc` INTEGER NOT NULL,
+	`cash` INTEGER NOT NULL,
+	`timestamp` INTEGER NOT NULL,
+	UNIQUE (`acc`, `timestamp`)
+);
+
+CREATE TABLE `voucher_inventory` (
+	`inventory` INTEGER NOT NULL,
+	`voucher` INTEGER NOT NULL,
+	`count` INTEGER NOT NULL,
+	PRIMARY KEY (`inventory`, `voucher`)
+);