![What's the happens if you try to insert null-value into column constraint not null at H2 DB - ThinkCUBES What's the happens if you try to insert null-value into column constraint not null at H2 DB - ThinkCUBES](https://i0.wp.com/www.freeism.co.kr/wp/wp-content/uploads/2020/01/test-result-2-1.png?resize=720%2C226&ssl=1)
What's the happens if you try to insert null-value into column constraint not null at H2 DB - ThinkCUBES
![mysql - replace null value with empty string in several columns while fetching data - Stack Overflow mysql - replace null value with empty string in several columns while fetching data - Stack Overflow](https://i.stack.imgur.com/FYZll.png)
mysql - replace null value with empty string in several columns while fetching data - Stack Overflow
![mysql shows warning instead of error when inserting and not giving a value to column that is set as not null - field does't have a default value - Stack Overflow mysql shows warning instead of error when inserting and not giving a value to column that is set as not null - field does't have a default value - Stack Overflow](https://i.stack.imgur.com/hefOu.png)
mysql shows warning instead of error when inserting and not giving a value to column that is set as not null - field does't have a default value - Stack Overflow
![mysql - how to overcome these type of issues where null value inserted into primary key not null column in table - Database Administrators Stack Exchange mysql - how to overcome these type of issues where null value inserted into primary key not null column in table - Database Administrators Stack Exchange](https://i.stack.imgur.com/gXXHI.png)
mysql - how to overcome these type of issues where null value inserted into primary key not null column in table - Database Administrators Stack Exchange
Postgres] Inserting NULL into database tries to insert empty string · Issue #1515 · octobercms/october · GitHub
![What's the happens if you try to insert null-value into column constraint not null at H2 DB | by freeism | Medium What's the happens if you try to insert null-value into column constraint not null at H2 DB | by freeism | Medium](https://miro.medium.com/v2/resize:fit:1024/0*WM2-sBROIqYGq6hI.png)
What's the happens if you try to insert null-value into column constraint not null at H2 DB | by freeism | Medium
![What's the happens if you try to insert null-value into column constraint not null at H2 DB | by freeism | Medium What's the happens if you try to insert null-value into column constraint not null at H2 DB | by freeism | Medium](https://miro.medium.com/v2/resize:fit:1400/0*-wrXCr6nw__PajPg.png)