LOAD DATA [LOCAL] INPATH 'filepath' [OVERWRITE] INTO TABLE tablename [PARTITION (partcol1=val1, partcol2=val2 ...)]

hive> load data local inpath '/home/hadoop/emp/'
    > into table emp;
Loading data to table hive.emp
OK
Time taken: 0.95 seconds
hive> select *from emp;
OK
emp.id	emp.name
1	Alen
2	Jane
3	Tom
4	Peter
Time taken: 0.252 seconds, Fetched: 4 row(s)
hive> 
 

INSERT OVERWRITE TABLE tablename1 [PARTITION (partcol1=val1, partcol2=val2 ...) [IF NOT EXISTS]] select_statement1 FROM from_statement;
INSERT INTO TABLE tablename1 [PARTITION (partcol1=val1, partcol2=val2 ...)] select_statement1 FROM from_statement;
 
Hive extension (multiple inserts):
FROM from_statement
INSERT OVERWRITE TABLE tablename1 [PARTITION (partcol1=val1, partcol2=val2 ...) [IF NOT EXISTS]] select_statement1
[INSERT OVERWRITE TABLE tablename2 [PARTITION ... [IF NOT EXISTS]] select_statement2]
[INSERT INTO TABLE tablename2 [PARTITION ...] select_statement2] ...;
FROM from_statement
INSERT INTO TABLE tablename1 [PARTITION (partcol1=val1, partcol2=val2 ...)] select_statement1
[INSERT INTO TABLE tablename2 [PARTITION ...] select_statement2]
[INSERT OVERWRITE TABLE tablename2 [PARTITION ... [IF NOT EXISTS]] select_statement2] ...;
 
Hive extension (dynamic partition inserts):
INSERT OVERWRITE TABLE tablename PARTITION (partcol1[=val1], partcol2[=val2] ...) select_statement FROM from_statement;
INSERT INTO TABLE tablename PARTITION (partcol1[=val1], partcol2[=val2] ...) select_statement FROM from_statement;
 

hive> create table t_emp(id int , name string);
OK
Time taken: 1.611 seconds
hive> insert overwrite table t_emp
    > select *from emp;
hive> select *from t_emp;
OK
t_emp.id	t_emp.name
1	Alen
2	Jane
3	Tom
4	Peter
Time taken: 0.296 seconds, Fetched: 4 row(s)

hive> create table t_emp as
    > select *from emp;
hive> select *from t_emp;
OK
t_emp.id	t_emp.name
1	Alen
2	Jane
3	Tom
4	Peter
Time taken: 0.311 seconds, Fetched: 4 row(s)
 

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)

hive> insert overwrite local directory  '/home/hadoop/emp'
    > select *from emp;
[[email protected] ~]$ vim /home/hadoop/emp/000000_0 
1^AAlen
2^AJane
3^ATom
4^APeter

[[email protected] ~]$ hadoop fs -copyToLocal /user/hive/warehouse/hive.db/emp/ /home/hadoop/
[[email protected] ~]$ cat emp/*
1Alen
2Jane
3Tom
4Peter

Standard Syntax:
INSERT INTO TABLE tablename [PARTITION (partcol1[=val1], partcol2[=val2] ...)] VALUES values_row [, values_row ...]
  
Where values_row is:
( value [, value ...] )
where a value is either null or any valid SQL literal

hive> insert into emp values(5,'Jack'),(6,'Winter');

Standard Syntax:
UPDATE tablename SET column = value [, column = value ...] [WHERE expression]

Standard Syntax:
DELETE FROM tablename [WHERE expression]

Standard Syntax:
MERGE INTO <target table> AS T USING <source expression/table> AS S
ON <boolean expression1>
WHEN MATCHED [AND <boolean expression2>] THEN UPDATE SET <set clause list>
WHEN MATCHED [AND <boolean expression3>] THEN DELETE
WHEN NOT MATCHED [AND <boolean expression4>] THEN INSERT VALUES<value list>