COMMIT | END
Description
COMMIT or END commits all operations of a transaction.
Precautions
Only the creator of a transaction or system administrators can run the COMMIT command. The creation and commit operations must be in different sessions.
Syntax
1
|
{ COMMIT | END } [ WORK | TRANSACTION ] ; |
Parameters
- COMMIT | END
Commits the current transaction and makes all changes made by the transaction become visible to others.
- WORK | TRANSACTION
Specifies an optional keyword, which has no effect except increasing readability.
Examples
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-- Create a schema. openGauss=# CREATE SCHEMA tpcds; -- Create a table. openGauss=# CREATE TABLE tpcds.customer_demographics_t2 ( CD_DEMO_SK INTEGER NOT NULL, CD_GENDER CHAR(1) , CD_MARITAL_STATUS CHAR(1) , CD_EDUCATION_STATUS CHAR(20) , CD_PURCHASE_ESTIMATE INTEGER , CD_CREDIT_RATING CHAR(10) , CD_DEP_COUNT INTEGER , CD_DEP_EMPLOYED_COUNT INTEGER , CD_DEP_COLLEGE_COUNT INTEGER ) DISTRIBUTE BY HASH (CD_DEMO_SK); -- Start a transaction. openGauss=# START TRANSACTION; -- Insert data. openGauss=# INSERT INTO tpcds.customer_demographics_t2 VALUES(1,'M', 'U', 'DOCTOR DEGREE', 1200, 'GOOD', 1, 0, 0); openGauss=# INSERT INTO tpcds.customer_demographics_t2 VALUES(2,'F', 'U', 'MASTER DEGREE', 300, 'BAD', 1, 0, 0); -- Commit the transaction to make all changes permanent. openGauss=# COMMIT; -- Query data. openGauss=# SELECT * FROM tpcds.customer_demographics_t2; -- Drop the tpcds.customer_demographics_t2 table. openGauss=# DROP TABLE tpcds.customer_demographics_t2; -- Drop the schema. openGauss=# DROP SCHEMA tpcds CASCADE; |
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