Postgresql can you have null foreign key
Similar codes
- 0 vote175 views1 answer
- 3 votes177 views1 answer
- 0 vote162 views1 answer
- 1 vote193 views2 answers
- 3 votes179 views1 answer
- 1 vote215 views1 answer
- 0 vote251 views2 answers
- 1 vote166 views2 answers
- 0 vote188 views1 answer
- 0 vote167 views1 answer