For our specific case, we have a MySQL 8.0 database that contains a table with a check constraint which validates a JSON column against a specific schema using the json_schema_valid function. The ...
The term "data integrity" can mean different things to different people, but the most difficult and pervasive problem facing organizations these days is the semantic integrity of the data. As ...
alter table Users add CONSTRAINT "check_userid" check(user_id>0) alter table Passengers add CONSTRAINT "check_pid" check(p_id>0) alter table Passengers add CONSTRAINT ...
一部の結果でアクセス不可の可能性があるため、非表示になっています。
アクセス不可の結果を表示する