Performance mySQL: Long string in one column in database table or add extra columns?...

Small select subquery slows down the whole query about 10 times...

Performance of a Postgres query...

Many Individual Queries v. One Big One...

Why is Oracle ignoring index with ORDER BY?...

performance improvement of queries against encrypted table without changing the application code...

How will saving user marked text affect site performance...

why does autovacuum process does not get back the memory...

MySQL slow query that uses the index and isn't slow when I run it through the profiler...

Query runs faster in SQL Server than via ADO.NET command being sent...

Can Long Integer store letters?...

COLLATE clause cannot be used on expressions containing a COLLATE clause...

Impact of extending a column that's a part of a multicolumn primary key on index...

When is a database considered a 'large database'?...

Optimize sql request for statistics...

slow MySQL database query on several fields and 140k+ records...

Puling big data from Web Service in Android efficiently...

Optimization of count query for PostgreSQL...

In MySQL, how to build index to speed up this query?...

MySQL Stored Procedure for Complex Query takes 5 minutes...

Select subset of records from very large SQL table...

PostgreSQL. Slow Prepare Transaction and Commit Prepared...

SAAS Multitenant DB Design...

Query to select var REGEX MANY columns...

Using "CASE" in Where clause to choose various column harm the performance...

Improve SQL query with multiple IN sub-query (filter by attribute system)...

Performance impact of not closing propel connection...

SQL Server 2008 Stored Procedure Performance issue...

Need recommendations on pushing the envelope with SqlBulkCopy on SQL Server...

Doctrine2: Limiting with Left Joins / Pagination - Best Practice...