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Query

Less than 1 minutePostgreSQLQuerysqldbpostgrespostgresqlddldmlsql-privilege

Query 관련

A. 유용한 쿼리

A3. DML

A3-i. UPSERT문

INSERT INTO :테이블명 (
    :컬럼명1, :컬럼명2, :컬럼명3 /* ...[이하생략] */
) VALUES (
    :컬럼1의값, :컬럼2의값, :컬럼3의값 /* ...[이하생략] */
) ON CONFLICT (:index컬럼명1, :index컬럼명2 /* ...[이하생략] */) DO UPDATE SET
    :컬럼명1 = :컬럼1의값
    , :컬럼명2 = :컬럼2의값
    , :컬럼명3 = :컬럼3의값
    /* ...[이하생략] */
;

B. CLI

Reload PostgreSQL service

systemctl reload rh-postgresql<버전>-postgresql

C. References