insert if not exists mysql
INSERT INTO table_listnames (name, address, tele)
SELECT * FROM (SELECT 'Unknown' AS name, 'Unknown' AS address, '022' AS tele) AS tmp
WHERE NOT EXISTS (
SELECT name FROM table_listnames WHERE name = 'Rupert'
) LIMIT 1;mysql create table if not exists
CREATE TABLE [IF NOT EXISTS] table_name(
column_1_definition,
column_2_definition,
...,
table_constraints
) ENGINE=storage_engine;Copyright © 2021 Codeinu
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