========== REMARQUES ================== SQL au coeur des performances de Markus Winand (Livre utilité des index) TOAD Oracle outil de supervision OEM 10g exploitable client lourd SQL developer gratuit / client lourd java / sous...
If you find that you are unable to upload your backed-up SQL file to phpMyAdmin because the file is too large (even after zipping it) there are four options you could try: 1) Using...
Constraints Constraint specifications add additional restrictions on the contents of the table. They are automatically enforced by the DBMS. The columnconstraints are: NOT NULL — specifies that the column can’t be set to null....
Execute the following Microsoft T-SQL example scripts in SQL Server Management Studio Query Editor to list all or specific CHECK constraints in AdventureWorks database. ———— — Microsoft SQL Server T-SQL list all check constraints...
Il ne peut y avoir qu’un seul index clusterisé par table. Les données de la table sont logiquement triées dans l’ordre de l’index clusterisé, ce qui explique qu’il n’y en a qu’un seul. Autrement...
I have 1 GB databases that grow several GB log files. Well, probably the best practice includes backing them up. That was overkill for me, and sifting through all the documentation and forums (eventually)...
