Apply indexes after upgrades

src/databases/Postgres.ts

@@ -23,6 +23,8 @@ export class Postgres implements IDatabase {
 
             // Upgrade database if required
             await this.upgradeDB(this.config.fileNamePrefix, this.config.dbSchemaFolder);
+
+            await this.applyIndexes(this.config.fileNamePrefix, this.config.dbSchemaFolder);
         }
     }
 
@@ -118,6 +120,15 @@ export class Postgres implements IDatabase {
         Logger.debug('db update: no file ' + path);
     }
 
+    private async applyIndexes(fileNamePrefix: string, schemaFolder: string) {
+        const path = schemaFolder + "/_" + fileNamePrefix + "_indexes.sql";
+        if (fs.existsSync(path)) {
+            await this.pool.query(fs.readFileSync(path).toString());
+        } else {
+            Logger.debug('failed to apply indexes to ' + fileNamePrefix);
+        }
+    }
+
     private processUpgradeQuery(query: string): string {
         let result = query;
         result = result.replace(/sha256\((.*?)\)/gm, "digest($1, 'sha256')");