Optimizer is a program which can help you achieve the highest lossy compression that is visually acceptable. Input files may be in the JPEG, PNG, or PNM formats, and the supported output formats are JPEG, JP2 , or djvu/c44 .
A component of the Oracle RDBMS used to select SQL execution plans in the most efficient and cost-effective manner. There are two optimizers: a cost-based optimizer and a rules-based optimizer. Each determines the best execution plan based on different criteria.
A phase of the compiler which identifies sections of source code that can be made more efficient by the code emitter and directs the code emitter to implement those improvements.
Determines the most efficient way to execute SQL statements by evaluating expressions and translating them into equivalent, quicker expressions. The optimizer formulates a set of execution plans and picks the best one for a SQL statement. See Query Optimizer.