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The optimizer can determine which function has no side effects, and restrict such optimizations to side effect free functions.
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optimizer and can
Therefore an optimizer can replace a string copy with a sequence of word moves without any loops, which will be much faster.
Using optimizers such as OptiMax or core-step optimizer tools, a more compact and efficient warrior can be created.
Firebird index buckets aren ’ t subject to two-phase locking, and Boolean “ and ” and “ or ” operations can be performed on intermediate bitmaps at a negligible cost, eliminating the need for the optimizer to choose between alternative indexes.
It includes a rewritten query optimizer that is supposed to increase performance over the traditional optimizer, and support for partitioning table rows in a database across individual disk devices to reduce contention and increase the speed at which the data can be accessed, and " virtual columns " which are computed only when required.
This algorithm provides a good balance between the exploration and the exploitation paradigms of the algorithm which can considerably improve the efficiency of the algorithm and therefore the CSS also can be considered as a good global and local optimizer simultaneously.
A compiler with a peep-hole optimizer can be thought of as a machine for optimizing program structure.
A general-purpose global optimizer followed by machine-specific peephole optimization can work well.
They can also be used to prevent an overzealous optimizer from optimizing away a portion of a program.
optimizer and determine
The query optimizer is the component of a database management system that attempts to determine the most efficient way to execute a query.
The optimizer considers the possible query plans for a given input query, and attempts to determine which of those plans will be the most efficient.
optimizer and which
In contrast, a relational database uses a query optimizer which automatically selects indexes.
The compiler output was assembly language, which was typically processed through a peep-hole optimizer before the assembler and linker.
The cost / benefit analysis performed by an optimizer will calculate whether the cost of the store to is less than the cost of the multiplication ; in practice other factors such as which values are held in which registers are also significant.
# The optimizer then considers combining each pair of relations for which a join condition exists.
Once the dependencies are mapped, the optimizer must properly arrange the implementing instructions changing appropriate candidates to vector instructions, which operate on multiple data items.
optimizer and function
This optimization is only possible when the optimizer has access to the called function.
If the range of input values is identifiably ' small ' and has only a few gaps, some compilers that incorporate an optimizer may actually implement the switch statement as a branch table or an array of indexed function pointers instead of a lengthy series of conditional instructions.
optimizer and has
The determinism characteristic has an influence on the query optimizer when compiling a SQL statement.
Version 2 has features such as multi-PC and home network management, printer sharing support, start-time optimizer, proactive fixes and recommendations, monthly reports, centralized backup, and online photo backup.
optimizer and side
The difference between C macros on one side, and Lisp-like macros and C ++ template metaprogramming on the other side, is that the latter tools allow performing arbitrary computations at compile-time / parse-time, while expansion of C macros does not perform any computation, and relies on the optimizer ability to perform it.
optimizer and .
Given a particular query, the DBMS ' query optimizer is responsible for devising the most efficient strategy for finding matching data.
Given a particular query, the DBMS ' query optimizer is responsible for devising the most efficient strategy for finding matching data.
The optimizer found that a mean-variance efficient portfolio did not contain any allocation to hedge funds, largely because of the impact of performance fees.
New features include performance improvements to the query optimizer, higher transactional throughput in InnoDB, new NoSQL-style memcached APIs, improvements to partitioning for querying and managing very large tables, improvements to replication and better performance monitoring by expanding the data available through the PERFORMANCE_SCHEMA.
A binary optimizer takes the existing output from a compiler and produces a better execution file with the same functionality.
This type of optimizer, recently sometimes referred to as a " post pass " optimizer or peephole optimizer, depended, in this case, upon knowledge of ' weaknesses ' in the standard IBM COBOL compiler and actually replaced ( or patched ) sections of the object code with more efficient code.
* WinZip System Utilities Suite: System optimizer.
* WinZip Registry Optimizer: Windows registry cleaner / optimizer.
These analyses are criticized through empirical experiments by Sarma who used the optimizer variants of Baba and Dorea on two real-world problems, showing the optimum to be approached very slowly and moreover that the methods were actually unable to locate a solution of adequate fitness, unless the process was started sufficiently close to the optimum to begin with.
* The HP Dynamo project, an example of a transparent binary dynamic optimizer.
An HTML optimizer is included to aid in optimizing code to make it legible and quicker to process.
The composition primitives and traversal methods allowed applications to construct scenes in a manner best suited to the structure of the data being visualized, but then to apply a scene graph optimizer to restructure the scene for more efficient rendering without changing the scene's appearance.
The program that performs an automated optimization is called an optimizer.
An automatic optimizer ( or optimizing compiler, a program that performs code optimization ) may itself have to be optimized, either to further improve the efficiency of its target programs or else speed up its own operation.
Version 1. 5 featured an improved query optimizer, SQL-92 conditional expressions, SQL: 1999 savepoints and support for explicit locking.
can and determine
That test, as President Kennedy forthrightly depicted it in his State of the Union message, will determine `` whether a nation organized and governed such as ours can endure ''.
conduct engineering research and technical development work to determine, by laboratory and pilot plant testing, the results of the research and studies aforesaid in order to develop processes and plant designs to the point where they can be demonstrated on a large and practical scale ; ;
We must determine whether missiles can win a war all by themselves.
Look at the physical features of the land to determine how desirable it is for use, what can be done to correct the faults, and what it will cost to make the area meet your needs in comparison to other sites.
At first each child should do a kick-up by himself so that the teacher can determine those ready to work alone, and those who need help.
From the resulting data the doctor can determine lung defects with hitherto unknown accuracy and detail.
While some suppression and some denial are not only necessary but healthy, the worker's clinical knowledge must determine how these defenses are being used, what healthy shifts in defensive adaptation are indicated, and when efforts at bringing about change can be most effectively timed.
Industry's main criticism of the Navy's antisubmarine effort is that it cannot determine where any one company or industry can apply its skills and know-how.
Such modifications can also determine the localization of the protein, e. g., the addition of long hydrophobic groups can cause a protein to bind to a phospholipid membrane.
Maritime support aircraft can drop active and passive sonar devices ( sonobuoys ) and these are also used to determine the location of hostile submarines.
Arrays can be used to determine partial or complete control flow in programs, as a compact alternative to ( otherwise repetitive ), multiple statements.
The resulting spectra can be used to determine the identity of the emitting atoms and some information about their environment.
The characterization of the caspases allowed the development of caspase inhibitors which can be used to determine whether a cellular process involves active caspases.
AAS can be used to determine over 70 different elements in solution or directly in solid samples employed in pharmacology, biophysics and toxicology research.
* In signal processing, autocorrelation can give information about repeating events like musical beats ( for example, to determine tempo ) or pulsar frequencies, though it cannot tell the position in time of the beat.
This reaction can be used to determine the position of a double bond in an unknown alkene.
Research is being conducted at this time to determine whether brass, copper, and other copper alloys can help to reduce cross contamination in public facilities and reduce the incidence of nosocomial infections ( hospital acquired infections ) in healthcare facilities.
A more refined measure for this exercise is to weigh the completed bridge rather than measure against a fixed quantity of materials provided and determine the multiple of this weight that the bridge can carry, a test that emphasizes economy of materials and efficient glue joints ( see balsa wood bridge ).
Used to determine the amount of field that the player can cover
The players collect points that determine whether they can play in Super Series Final held at the year end.
One can then apply clustering algorithms to that expression data to determine which genes are co-expressed.
Regulations determine the minimum bias allowed, and the range of diameters ( 11. 6 to 13. 1 cm ), but within these rules bowlers can and do choose bowls to suit their own preference.
Freeware software such as Rapid Evolution can detect the beats per minute and determine the percent BPM difference between songs.
Knowing a patient's genetics will enable doctors to determine how well his / her body can process and metabolize a medicine.
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