Snowflake [verified] Download Large - File

Always use GZIP or ZSTD to reduce network transfer time and storage costs. Step 2: Download to Local (using SnowSQL)

Mastering Large File Downloads from Snowflake: A Comprehensive Guide snowflake download large file

Snowflake cannot directly stream a multi-gigabyte file to your browser's "Downloads" folder due to timeout and memory constraints. Instead, you must first the data into a "stage" (a storage area) before downloading it to your final destination. Step 1: Unload to a Stage Always use GZIP or ZSTD to reduce network

# Run this in your local terminal, not the Snowflake UI snowsql -q "GET @my_internal_stage/exports/ file:///path/to/local/folder/" Use code with caution. 2. Best Practices for Large Datasets Step 1: Unload to a Stage # Run

By default, Snowflake splits data into multiple files (e.g., data_0_1_0.csv.gz ) to utilize all available compute threads in your warehouse.

Once the files are in an internal stage, use the GET command within the SnowSQL CLI to pull them to your local drive.

COPY INTO @my_internal_stage/exports/data_ FROM my_large_table FILE_FORMAT = (TYPE = 'CSV' COMPRESSION = 'GZIP') MAX_FILE_SIZE = 268435456; -- 256MB chunks for better performance Use code with caution.