mysqldatabasemysql-workbenchsqldatatypes
How to change datatype of primary key field in mysql workbench?
In mysql workbench, I created a new table and added a column id, and by default its datatype is set to INT, PK and NN boxes are selected. When I tried to change the datatype of id column to VARCHAR(), it gave the following error:
What is wrong?
Solution
change varchar() it to varchar(10) I believe you are missing the width of varchar
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