Read our blogs, tips and tutorials
Try our exercises or test your skills
Watch our tutorial videos or shorts
Take a self-paced course
Read our recent newsletters
License our courseware
Book expert consultancy
Buy our publications
Get help in using our site
551 attributed reviews in the last 3 years
Refreshingly small course sizes
Outstandingly good courseware
Whizzy online classrooms
Wise Owl trainers only (no freelancers)
Almost no cancellations
We have genuine integrity
We invoice after training
Review 30+ years of Wise Owl
View our top 100 clients
Search our website
We also send out useful tips in a monthly email newsletter ...
My Solution:
Alter Table tblContinent
Add [Using ISNUll] nvarchar(50) NULL
Alter Table tblContinent
Add [Using COALESCE] nvarchar(50) NULL
Alter Table tblContinent
Add [Using CASE] nvarchar(50) NULL
Update dbo.tblContinent
Set [Using ISNULL] = ISNULL(Summary, 'No Summary')
Update dbo.tblContinent
Set [Using COALESCE] = COALESCE(Summary, 'No Summary')
Update dbo.tblContinent
Set [Using CASE] = CASE WHEN Summary is NOT NULL Then Summary Else 'No Summary' END
My Solution:
Select EventName +' (category ' + Cast(CategoryID as nvarchar(10)) + ')' as [Event (category)], EventDate from tblEvent
Where CountryID = 1
Kingsmoor House
Railway Street
GLOSSOP
SK13 2AA
Landmark Offices
99 Bishopsgate
LONDON
EC2M 3XD
Holiday Inn
25 Aytoun Street
MANCHESTER
M1 3AE
© Wise Owl Business Solutions Ltd 2024. All Rights Reserved.