alter table mysql
ALTER TABLE contacts
  ADD last_name varchar(40) NOT NULL
    AFTER contact_id,
  ADD first_name varchar(35) NULL
    AFTER last_name;alter table mysql
ALTER TABLE contacts
  ADD last_name varchar(40) NOT NULL
    AFTER contact_id,
  ADD first_name varchar(35) NULL
    AFTER last_name;my sql alter table
ALTER TABLE nom_table
DROP nom_colonneCopyright © 2021 Codeinu
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