Export ODBC to OneLake in Parquet

Fast, parallel data export with zero intermediate storage

Terminal

.\FastBCP.exe `
--connectiontype "odbc" `
--dsn "DSN_4_DATASOURCE" `
--database "tpch" `
--trusted `
--sourceschema "tpch10" `
--sourcetable "orders" `
--query "SELECT * FROM tpch10.orders" `
--directory "onelake://workspace/lakehouse/fastbcpexports/raw/{sourcedatabase}/{sourceschema}" `
--fileoutput "{sourcetable}.parquet" `
--method "Ntile" `
--distributekeycolumn "o_orderkey" `
--paralleldegree -2 `
--merge false `
--runid "runidfromcaller"

Get FastBCP

Source - ODBC

ODBC (Open Database Connectivity) allows connection to virtually any database. FastBCP supports ODBC connections for maximum compatibility.

Features:

•Compatible with any database supporting ODBC
•Maximum flexibility
•Standard ODBC driver support

Parallel Method - Ntile

Divides data into N equal partitions based on a numeric column.

Requirement: Requires a numeric distribution column

Available parallel methods with ODBC:

Output Format - Apache Parquet

Parquet is a columnar file format optimized for analytical processing. FastBCP exports to Parquet with compression and type preservation, ideal for data lake architectures.

Features:

•Columnar storage for efficient analytics
•Integrated compression (Snappy, Gzip)
•Full data type preservation
•Optimized for big data tools (Spark, Hadoop)

Destination - Microsoft OneLake

OneLake is Microsoft Fabric's unified data lake. FastBCP exports data directly to OneLake workspaces, enabling seamless integration with Fabric analytics services.