From 8748344dd2ea3245532c85cb7a9cea6300d72acd Mon Sep 17 00:00:00 2001
From: Pavel Tiunov <pavel.tiunov@gmail.com>
Date: Fri, 8 Oct 2021 13:10:22 -0700
Subject: [PATCH] fix(@cubejs-backend/snowflake-driver): Reduce memory usage
 during batching downloads

---
 packages/cubejs-snowflake-driver/src/SnowflakeDriver.ts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/packages/cubejs-snowflake-driver/src/SnowflakeDriver.ts b/packages/cubejs-snowflake-driver/src/SnowflakeDriver.ts
index dadf72e157ed7..9b11c8606b412 100644
--- a/packages/cubejs-snowflake-driver/src/SnowflakeDriver.ts
+++ b/packages/cubejs-snowflake-driver/src/SnowflakeDriver.ts
@@ -130,6 +130,7 @@ interface SnowflakeDriverOptions {
   authenticator?: string,
   privateKeyPath?: string,
   privateKeyPass?: string,
+  resultPrefetch?: number,
   exportBucket?: SnowflakeDriverExportBucket,
 }
 
@@ -159,6 +160,7 @@ export class SnowflakeDriver extends BaseDriver implements DriverInterface {
       privateKeyPath: process.env.CUBEJS_DB_SNOWFLAKE_PRIVATE_KEY_PATH,
       privateKeyPass: process.env.CUBEJS_DB_SNOWFLAKE_PRIVATE_KEY_PASS,
       exportBucket: this.getExportBucket(),
+      resultPrefetch: 1,
       ...config
     };
   }