INSERT INTO
Description
The INSERT INTO statement inserts new rows into a table. The inserted rows can be specified by value expressions or result from a query.
Syntax
INSERT INTO [ TABLE ] table_identifier [ partition_spec ]
{ { VALUES ( { value | NULL } [ , ... ] ) [ , ( ... ) ] } | query }Parameters
table_identifier-
Specifies a table name, which may be optionally qualified with a database name.
Syntax:[ database_name. ] table_name
partition_spec-
An optional parameter that specifies a comma separated list of key and value pairs
for partitions.
Syntax:PARTITION (partition_col_name = partition_col_val [ , ... ])
VALUES ( { value | NULL } [ , ... ] ) [ , ( ... ) ]- Specifies the values to be inserted. Either an explicitly specified value or a NULL can be inserted. A comma must be used to seperate each value in the clause. More than one set of values can be specified to insert multiple rows.
query- A query that produces the rows to be inserted. It can be in one of following formats:
- a
SELECTstatement - a
TABLEstatement - a
FROMstatement
- a
Examples
Single Row Insert Using a VALUES Clause
CREATE TABLE students (name VARCHAR(64), address VARCHAR(64), student_id INT)
USING PARQUET PARTITIONED BY (student_id);
INSERT INTO students
VALUES ('Amy Smith', '123 Park Ave, San Jose', 111111);
SELECT * FROM students;
+ -------------- + ------------------------------ + -------------- +
| name | address | student_id |
+ -------------- + ------------------------------ + -------------- +
| Amy Smith | 123 Park Ave, San Jose | 111111 |
+ -------------- + ------------------------------ + -------------- +Multi-Row Insert Using a VALUES Clause
INSERT INTO students
VALUES ('Bob Brown', '456 Taylor St, Cupertino', 222222),
('Cathy Johnson', '789 Race Ave, Palo Alto', 333333);
SELECT * FROM students;
+ -------------- + ------------------------------ + -------------- +
| name | address | student_id |
+ -------------- + ------------------------------ + -------------- +
| Amy Smith | 123 Park Ave, San Jose | 111111 |
+ -------------- + ------------------------------ + -------------- +
| Bob Brown | 456 Taylor St, Cupertino | 222222 |
+ -------------- + ------------------------------ + -------------- +
| Cathy Johnson | 789 Race Ave, Palo Alto | 333333 |
+ -------------- + ------------------------------ + -------------- +Insert Using a SELECT Statement
-- Assuming the persons table has already been created and populated.
SELECT * FROM persons;
+ -------------- + ------------------------------ + -------------- +
| name | address | ssn |
+ -------------- + ------------------------------ + -------------- +
| Dora Williams | 134 Forest Ave, Melo Park | 123456789 |
+ -------------- + ------------------------------ + -------------- +
| Eddie Davis | 245 Market St, Milpitas | 345678901 |
+ -------------- + ------------------------------ + ---------------+
INSERT INTO students PARTITION (student_id = 444444)
SELECT name, address FROM persons WHERE name = "Dora Williams";
SELECT * FROM students;
+ -------------- + ------------------------------ + -------------- +
| name | address | student_id |
+ -------------- + ------------------------------ + -------------- +
| Amy Smith | 123 Park Ave, San Jose | 111111 |
+ -------------- + ------------------------------ + -------------- +
| Bob Brown | 456 Taylor St, Cupertino | 222222 |
+ -------------- + ------------------------------ + -------------- +
| Cathy Johnson | 789 Race Ave, Palo Alto | 333333 |
+ -------------- + ------------------------------ + -------------- +
| Dora Williams | 134 Forest Ave, Melo Park | 444444 |
+ -------------- + ------------------------------ + -------------- +Insert Using a TABLE Statement
-- Assuming the visiting_students table has already been created and populated.
SELECT * FROM visiting_students;
+ -------------- + ------------------------------ + -------------- +
| name | address | student_id |
+ -------------- + ------------------------------ + -------------- +
| Fleur Laurent | 345 Copper St, London | 777777 |
+ -------------- + ------------------------------ + -------------- +
| Gordon Martin | 779 Lake Ave, Oxford | 888888 |
+ -------------- + ------------------------------ + -------------- +
INSERT INTO students TABLE visiting_students;
SELECT * FROM students;
+ -------------- + ------------------------------ + -------------- +
| name | address | student_id |
+ -------------- + ------------------------------ + -------------- +
| Amy Smith | 123 Park Ave, San Jose | 111111 |
+ -------------- + ------------------------------ + -------------- +
| Bob Brown | 456 Taylor St, Cupertino | 222222 |
+ -------------- + ------------------------------ + -------------- +
| Cathy Johnson | 789 Race Ave, Palo Alto | 333333 |
+ -------------- + ------------------------------ + -------------- +
| Dora Williams | 134 Forest Ave, Melo Park | 444444 |
+ -------------- + ------------------------------ + -------------- +
| Fleur Laurent | 345 Copper St, London | 777777 |
+ -------------- + ------------------------------ + -------------- +
| Gordon Martin | 779 Lake Ave, Oxford | 888888 |
+ -------------- + ------------------------------ + -------------- +Insert Using a FROM Statement
-- Assuming the applicants table has already been created and populated.
SELECT * FROM applicants;
+ -------------- + ------------------------------ + -------------- + -------------- +
| name | address | student_id | qualified |
+ -------------- + ------------------------------ + -------------- + -------------- +
| Helen Davis | 469 Mission St, San Diego | 999999 | true |
+ -------------- + ------------------------------ + -------------- + -------------- +
| Ivy King | 367 Leigh Ave, Santa Clara | 101010 | false |
+ -------------- + ------------------------------ + -------------- + -------------- +
| Jason Wang | 908 Bird St, Saratoga | 121212 | true |
+ -------------- + ------------------------------ + -------------- + -------------- +
INSERT INTO students
FROM applicants SELECT name, address, id applicants WHERE qualified = true;
SELECT * FROM students;
+ -------------- + ------------------------------ + -------------- +
| name | address | student_id |
+ -------------- + ------------------------------ + -------------- +
| Amy Smith | 123 Park Ave, San Jose | 111111 |
+ -------------- + ------------------------------ + -------------- +
| Bob Brown | 456 Taylor St, Cupertino | 222222 |
+ -------------- + ------------------------------ + -------------- +
| Cathy Johnson | 789 Race Ave, Palo Alto | 333333 |
+ -------------- + ------------------------------ + -------------- +
| Dora Williams | 134 Forest Ave, Melo Park | 444444 |
+ -------------- + ------------------------------ + -------------- +
| Fleur Laurent | 345 Copper St, London | 777777 |
+ -------------- + ------------------------------ + -------------- +
| Gordon Martin | 779 Lake Ave, Oxford | 888888 |
+ -------------- + ------------------------------ + -------------- +
| Helen Davis | 469 Mission St, San Diego | 999999 |
+ -------------- + ------------------------------ + -------------- +
| Jason Wang | 908 Bird St, Saratoga | 121212 |
+ -------------- + ------------------------------ + -------------- +