เปลี่ยนแปลงคอลัมน์ mysql เปลี่ยนแปลงข้อมูลประเภท

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เปลี่ยนแปลงโต๊ะคอลัมน์เปลี่ยนแปลงข้อมูลประเภทที่ข้อความ mysql

ALTER TABLE tablename MODIFY columnname INTEGER;
0
0

เปลี่ยนแปลงข้อมูลประเภทใน mysql

ALTER TABLE table_name

CHANGE COLUMN column_name column_name datatype; 

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