Answers for "alter table if not exists mysql"

mysql create table if not exists example

CREATE TABLE IF NOT EXISTS checklists (
    todo_id INT AUTO_INCREMENT,
    task_id INT,
    todo VARCHAR(255) NOT NULL,
    is_completed BOOLEAN NOT NULL DEFAULT FALSE,
    PRIMARY KEY (todo_id , task_id),
    FOREIGN KEY (task_id)
        REFERENCES tasks (task_id)
        ON UPDATE RESTRICT ON DELETE CASCADE
);Code language: SQL (Structured Query Language) (sql)

Posted by: Guest on February-02-2021

mysql create table if not exists

CREATE TABLE [IF NOT EXISTS] table_name(
   column_1_definition,
   column_2_definition,
   ...,
   table_constraints
) ENGINE=storage_engine;

Posted by: Guest on October-14-2020

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Answers for "alter table if not exists mysql"

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Answers for "alter table if not exists mysql"

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