I need to drop a FK CONSTRAINT only if exists. How do I write the "If.." statement before the following sentance: ...ALTER TABLE MyTable DROP CONSTRAINT FK_Mykey Thanks in advance

From a table model below:         MRNA_EXP_ID INT PRIMARY KEY         MRNA_GENE_NAME INT FOREIGN KEY --> tblGENE GENE_ID         MRNA_ORGANISM INT FOREIGN KEY --> tblORGANISM ORGANISM_ID     ...

1- how can i know all rols and which role is belong to which user? 2- how can i display all constraints and relationship between PK and FK? 3- how can i give grant for creating triggers, proc...

Hi, I am testing a SQL db, so I insert the data in and take them out for testing purpose.  In one of my previous questions, EEs provided two pieces of code to first remove fk, then delete all th...

Hi Experts I have a small VB.NET project using 2 SQL Express tables [Parts table]       part number - PK       part description       supplier code - FK [Suppliers table]       supplier code - PK       supplier n...