Linq - improve .Max()-query to execute everything inside the database instead of the C# app...

How to make this query faster: TOP N over TOP 1 in past + all in future...

Databases: Effectively implement string contains query...

Speeding up postgres / Redshift queries...

Reduce the size of a table with a multi-column index...

MySQL query using GROUP BY is extremely slow...

Speed up SQLite 'SELECT EXISTS' query...

Optimizing a big SQL query with inner joins, left joins and sub select...

MySQL - Best methods to provide fast Dynamic filter support for large-scale database record lists?...

How do I optimize a view for querying a ledger-like table in PostgreSQL?...

Select * vs Selecting All Column Names...

restriction in second position - index not used - why?...

Is there a more efficient approach other than using a co-related query for solving the below problem...

Why does this query run faster? (UNIQUE vs NOT EXISTS)...

Usage of MySQL indexes...

How to prevent SQL Server from running the same subquery multiple times...

Where does SQL Server get estimated number of rows for when AUTO_CREATE_STATISTICS is off...

MySQL : Optimizing simple query...

How do I optimize the following query?...

SQL Query Costing, aggregating a view is faster?...

Paginate count(*) query issue...

Does having a dedicated a single-column index have a substantial performance benefit over a composit...

which is the most efficient way of iterating through a large array to store into sqlite in nodejs...

SQL: delete records from the table A when id is less than equal to maximum id of a group in table B...

MySQL SELECT on multiple FULLTEXT indexes. Extremely slow results...

Optimizing Requests parsing a 50 mil rows MySQL table...

MySQL optimization/performance, how to use limit efficiently | location based selection...

How to optimize this "select count" SQL? (postgres array comparision)...

DML operation performance for large table with multiple projections in vertica...

Nested loops join - no join predicate in query...