In this blog post, let’s learn about the error message “386 Column contains null values.” in Hydra and the description of the error.
Error Message
386 Column contains null values.
Error Details
This ALTER TABLE statement contains a MODIFY clause that assigns the NOT NULL attribute to an existing column. However, that column already contains one or more null values. The modification cannot be made until the null values have been deleted or updated to some nonnull value.