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src/providers/sqlite3/index.js

@@ -421,6 +421,11 @@ export class BetterSqlite3Provider extends BetterSqlite3Executor {
       if (posterminalCols.length > 0 && !posterminalCols.includes('clientserial')) {
         this.db.exec(`ALTER TABLE posterminal ADD COLUMN clientserial TEXT`);
       }
+
+      const propertynameCols = this.db.pragma('table_info("propertyname")').map((c) => c.name);
+      if (propertynameCols.length > 0 && !propertynameCols.includes('exclusive')) {
+        this.db.exec(`ALTER TABLE propertyname ADD COLUMN exclusive INTEGER NOT NULL DEFAULT 0`);
+      }
     } catch {
       // ignore
     }