create index sql server syntax
-- Create a nonclustered index on a table or view CREATE INDEX i1 ON t1 (col1); -- Create a clustered index on a table and use a 3-part name for the table CREATE CLUSTERED INDEX i1 ON d1.s1.t1 (col1); -- Syntax for SQL Server and Azure SQL Database -- Create a nonclustered index with a unique constraint -- on 3 columns and specify the sort order for each column CREATE UNIQUE INDEX i1 ON t1 (col1 DESC, col2 ASC, col3 DESC);