The indexes on a the tables of a large database make a huge difference in its performance and utility. Without an index, ... How to Reindex SQL Tables. By John Papiewski, Contributor.

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Long-term table locks aren't held during the index operation. During the main phase of the index operation, only an Intent Share (IS) lock is held on the source table. This enables queries or updates ...

Having proper indexes is even more important than having the fastest possible storage because even with several Fusion ioDrive cards in a SQL Server, having the proper indexes on the tables are ...

A composite index is one index name that is defined for two or more columns. The columns can be specified in any order, and they can have different data types. A composite index name cannot match the ...

Now in this table, a clustered index will be automatically created on column ID due to primary key constraints. If you want to see all the indexes on a table run the stored procedure “sp_helpindex”.

So for a table with nine non-clustered indexes on it there are 10 writes to the transaction log. ... how many transactions per second are writing to the table and how the SQL Server's storage is ...

SCL provides a set of functions for creating and manipulating SAS table indexes. However, SCL functions are just one way of building and querying SAS table indexes. Other ways include: the DATASETS ...