Aug 8, 2008 · My database is merge-replicated across a bunch of servers, so I've shied away from identity int columns as they're a bit hairy to get right in ...
People also ask
Can you have a table without a primary key?
Can a table have 0 primary keys?
How do you check if a table has primary key or not?
Do all access tables need a primary key?
Jun 14, 2014 · I'd personally key on unique, auto-increment row id and create secondary indexes on the combination of columns that I'd need to search on, for ...
Missing: 5600/ | Show results with:5600/
May 7, 2015 · Primary keys are not required, and your table will work just fine. Here are some reasons why I almost always use primary keys.
Missing: 5600/ | Show results with:5600/
May 7, 2021 · I have to design a wide table for a database (timescaleDB, which will create hypertables based on date), but it seems like there are no possible ...
Missing: 5600/ | Show results with:5600/
Oct 28, 2012 · So the question is: Is it possible to create a relation that will have a composite primary key that contains the table name in it? AuditRecord ...
Aug 5, 2013 · Your query is: INSERT INTO authorization_codes(book_id, auth_code, unpaid) SELECT edition_nid, 'FLT9950526', 1 FROM catapult.editions WHERE ...
Dec 25, 2015 · You can try setting public $incrementing = false; on your model so eloquent doesn't expect your primary key to be an autoincrement primary ...
Missing: 5600/ | Show results with:5600/
Dec 6, 2015 · I know this gets through. Use back-ticks. And a typo on varchar. CREATE TABLE `index` ( `references` INT AUTO_INCREMENT PRIMARY KEY, ...
Aug 13, 2013 · My question is simply: How can I further optimize this table/query to increase the speed at which results are fetched? mysql · sql · performance ...
Nov 19, 2009 · This feature has been implemented in Postgres 9.1: CREATE TABLE IF NOT EXISTS myschema.mytable (i integer);. For older versions, here is a ...