Ammunition sourceEntry conversion

schema/ammunition.sql

@@ -5,12 +5,19 @@ PRAGMA foreign_keys = ON; -- database requires foreign key checking to be turned
 
 CREATE TABLE ammunition (
   ammunition_id INTEGER PRIMARY KEY,
-  sources_id INTEGER,
-  sources_pages TEXT,
   "name" TEXT NOT NULL UNIQUE,
   price_gp REAL,
   amount INTEGER,
   bulk REAL,
   descr TEXT,
-  FOREIGN KEY (sources_id) REFERENCES sources(sources_id)
-)
+);
+
+-- Joining table --
+CREATE TABLE ammunition_sourceentries (
+   id INTEGER PRIMARY KEY
+  ,ammunition_id INTEGER NOT NULL
+  ,sourceentry_id INTEGER NOT NULL
+  ,UNIQUE (id, ammunition_id, sourceentry_id),
+  ,FOREIGN KEY (ammunition_id) REFERENCES ammunition(ammunition_id)
+  ,FOREIGN KEY (sourceentry_id) REFERENCES sourceentry(sourceentry_id)
+);