Update sql.md

Author: kamilmysliwiec

content/techniques/sql.md

@@ -616,11 +616,11 @@ TypeOrmModule.forRootAsync({
   imports: [ConfigModule],
   useFactory: (configService: ConfigService) => ({
     type: 'mysql',
-    host: configService.get<string>('HOST'),
-    port: configService.get<number>('PORT'),
-    username: configService.get<string>('USERNAME'),
-    password: configService.get<string>('PASSWORD'),
-    database: configService.get<string>('DATABASE'),
+    host: configService.get('HOST'),
+    port: +configService.get<number>('PORT'),
+    username: configService.get('USERNAME'),
+    password: configService.get('PASSWORD'),
+    database: configService.get('DATABASE'),
     entities: [__dirname + '/**/*.entity{.ts,.js}'],
     synchronize: true,
   }),
@@ -1151,11 +1151,11 @@ SequelizeModule.forRootAsync({
   imports: [ConfigModule],
   useFactory: (configService: ConfigService) => ({
     dialect: 'mysql',
-    host: configService.get<string>('HOST'),
-    port: configService.get<string>('PORT'),
-    username: configService.get<string>('USERNAME'),
-    password: configService.get<string>('PASSWORD'),
-    database: configService.get<string>('DATABASE'),
+    host: configService.get('HOST'),
+    port: +configService.get('PORT'),
+    username: configService.get('USERNAME'),
+    password: configService.get('PASSWORD'),
+    database: configService.get('DATABASE'),
     models: [],
   }),
   inject: [ConfigService],