refactor: increase csv batch download timeout

Signed-off-by: Pranav C <pranavxc@gmail.com>

packages/noco-docs/content/en/getting-started/installation.md

@@ -151,6 +151,7 @@ And connection params for this database can be specified in `NC_DB` environment
 | AWS_SECRET_ACCESS_KEY | No | For Litestream - S3 secret access key         | If Litestream is configured and NC_DB is not present. SQLite gets backed up to S3  |
 | AWS_BUCKET | No | For Litestream - S3 bucket                              | If Litestream is configured and NC_DB is not present. SQLite gets backed up to S3  |
 | AWS_BUCKET_PATH | No | For Litestream - S3 bucket path (like folder within S3 bucket) | If Litestream is configured and NC_DB is not present. SQLite gets backed up to S3  |
+| NC_EXPORT_MAX_TIMEOUT | No | After NC_EXPORT_MAX_TIMEOUT csv gets downloaded in batches | Default value 5000 will be used  |
 
 
 ### Docker Compose

packages/nocodb/src/lib/dataMapper/lib/sql/BaseModelSql.ts

@@ -2428,7 +2428,7 @@ class BaseModelSql extends BaseModel {
     let offset = +args.offset || 0;
     const limit = 100;
     // const size = +process.env.NC_EXPORT_MAX_SIZE || 1024;
-    const timeout = +process.env.NC_EXPORT_MAX_TIMEOUT || 500;
+    const timeout = +process.env.NC_EXPORT_MAX_TIMEOUT || 5000;
     const csvRows = [];
     const startTime = process.hrtime();
     let elapsed, temp;