Sql server What is it unwise to create wide clustered index keys?

What is it unwise to create wide clustered index keys?

A clustered index is a good choice for searching over a range of values. After an indexed row is found, the remaining rows being adjacent to it can be found easily. However, using wide keys with clustered indexes is not wise because these keys are also used by the non-clustered indexes for look ups and are also stored in every non-clustered index leaf entry
Sql server - What is full-text indexing?
Full text indexes are stored in the file system and are administered through the database.......
Sql server - What is fill factor and pad index?
A fill factor is a specification done during the creation of indexes so that a particular amount of space can be left on a leaf level page........
Sql server - Describe important index characteristics
The characteristics of the indexes are: They fasten the searching of a row. They are sorted by the Key values........
Post your comment