Read CSV file
Reads a CSV file from a SharePoint document library without downloading it to disk (streaming approach).
SELECT * from get_csv_file
WITH(
DriveId='b!0zqXLXXJh0uUMzl-JXAd9Ztngc-5utVDqRyD2lKpD2535-11HLQTR5z4hOzmA7Q0'
, FileId='root:/MyFolder/dump.csv:'
--, FileId='01R65QTTRARZ42C4BN6FF2WOH3AONX4GUW' -- by ID (preferred)
--, ColumnDelimiter=',' --{LF}, {TAB}, | , \x0009 ... default is comma (",")
--, HasColumnHeaderRow=0 --set for header less file
--, FileId='root:/MyFolder/test_out.csv.gz:'
--, FileCompressionType='GZip' --None, GZip, Zip
)