hivesql导出本地文件

# 方法一：sed

hive -e "select * from db.table_name" | sed 's/\t/,/g' > ./abc.txt

 

# 方法二：tr

hive -e "select * from db.table_name" | tr "\t" ","

$ cat abc.txt 

insert overwrite local directory 'path'
row format delimited
fields terminated by ','
select xxxx 
from xxxx;

$ ls path

000000_0

Standard syntax:

INSERT OVERWRITE [LOCAL] DIRECTORY directory1

  [ROW FORMAT row_format] [STORED AS file_format] (Note: Only available starting with Hive 0.11.0)

  SELECT ... FROM ...

Hive extension (multiple inserts):

FROM from_statement

INSERT OVERWRITE [LOCAL] DIRECTORY directory1 select_statement1

[INSERT OVERWRITE [LOCAL] DIRECTORY directory2 select_statement2] ...

row_format

  : DELIMITED [FIELDS TERMINATED BY char [ESCAPED BY char]] [COLLECTION ITEMS TERMINATED BY char]

        [MAP KEYS TERMINATED BY char] [LINES TERMINATED BY char]

        [NULL DEFINED AS char] (Note: Only available starting with Hive 0.13)