As we know that the rails migration is used to interact with the database and create schemas.many a time when we are creating migrations, we may forget to add a column in the table.or sometimes a need ...

We usually face this kind of issue when we are doing programing with respect to a column with varchar data-type. if we don't add any value to a particular column it takes it as null. thus forcing the ...

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If we use addColumn to alter table in liquibase, Default value is not honoring and marking new column value in table as NULL. If not null constraint is not defined for the added column. Syntax for the ...