When I run below sql: INSERT OVERWRITE TABLE tablename1 select_statement1 FROM from_statement, there are many files which size is zero are stored to hadoop,
How can I merge these small files? Thanks, LiuLei
When I run below sql: INSERT OVERWRITE TABLE tablename1 select_statement1 FROM from_statement, there are many files which size is zero are stored to hadoop,
How can I merge these small files? Thanks, LiuLei