mariadb insert if not exists code example
Example 1: mariadb create index if not exists
CREATE INDEX IF NOT EXISTS index_name ON table_name(column_name)
Example 2: mysql insert if not exists
INSERT IGNORE INTO companies
(id, full_name, address, phone_number)
VALUES
(1, 'Apple', '1 Infinite Loop, Cupertino, California', 18002752273);
Example 3: php sql insert into if not exists
INSERT IGNORE INTO `transcripts`
SET `ensembl_transcript_id` = 'ENSORGT00000000001',
`transcript_chrom_start` = 12345,
`transcript_chrom_end` = 12678;