What is the fastest way to search for millions of records in SQL Server?

What is fastest way to execute the query with millions of records?

1:- Check Indexes. 2:- There should be indexes on all fields used in the WHERE and JOIN portions of the SQL statement 3:- Limit Size of Your Working Data Set. 4:- Only Select Fields You select as Need. 5:- Remove Unnecessary Table and index 6:- Remove OUTER JOINS.

How do I make SQL Server search faster?

Below are 23 rules to make your SQL faster and more efficient1Batch data deletion and updates. ... 2Use automatic partitioning SQL server features. ... 3Convert scalar functions into table-valued functions. ... 4Instead of UPDATE, use CASE. ... 5Reduce nested views to reduce lags. ... 6Data pre-staging. ... 7Use temp tables. ... 8Avoid using re-use code.How to make SQL queries faster and more efficient | Freelancer.com

How do you process millions of records in SQL?

Overview1Create a simple 2-column table consisting of a primary key and a 45 character string of text.2Populate the table with 10 million rows of random data.3Alter the table to add a varchar(255) 'hashval' column.4Update every row in the table and set the new column with the SHA-1 hash of the text.Processing 10 Million SQL Rows in a Reasonable Amount of Time

How can I make my DB search faster?

10 more do's and don'ts for faster SQL queries1Do use temp tables to improve cursor performance. ... 2Don't nest views. ... 3Do use table-valued functions. ... 4Do use partitioning to avoid large data moves. ... 5If you must use ORMs, use stored procedures. ... 6Don't do large ops on many tables in the same batch. ... 7Don't use triggers.10 more do's and don'ts for faster SQL queries - InfoWorld