Sqlite3 select where is null

Some database designers prefer to use a sentinel value to mark missing data rather than null. What does this simplify? What burdens or risks does it introduce? Toggle navigation Home. Teaching: 15 min Exercises: 15 min.

CSV files contain only text values. Peter Pan. Only authorized users can answer the question. Please sign in first, or register a free account. Not the answer you're looking for? Browse other questions tagged : sqlite.

Related Answers. Empty counts as both NULL and "". Stack Overflow for Teams — Collaborate and share knowledge with a private group. Create a free Team What is Teams? Collectives on Stack Overflow. Learn more. SQLite select where empty? Ask Question. Asked 11 years, 2 months ago. Active 4 months ago. Viewed k times. Accepted Answer: Prasad Mendu. Hi there - I am new to databases and am running into some trouble with SQLite. Error using matlab.

Is this a limitation in SQLite, or should I have dbprefs set differently? Any help appreciated. Accepted Answer. Prasad Mendu on 19 Oct Vote 1. Cancel Copy to Clipboard. Edited: Prasad Mendu on 19 Oct Lucas McKay on 21 Oct Thanks Prasad - that sounds like it explains it.

More Answers 3. Iliaz Miah on 11 Sep