Materialize, materialized
Material Design (Material DesignIs a design language that combines the classic principles of successful design with innovative technologies. Google's goal is to develop a design system that gives all products a unified user experience on any platform.
Materialize is a modern responsive front-end framework based on material design. They do the most heavy work, provide you with the
WITH + HInt MATERIALIZE is not necessarily valid. It must be materialized after multiple calls. It is called only once, and MATERIALIZE syntax is useless: MATERIALIZE Description: indicates that the optimizer materialized the inline view-a temporary view is created during execution.
[sql] with dd as (select object_type,owner,object_Id from dba_objects) selec
With as: A subquery is a part of the independent, sometimes to improve the readability of SQL statements, sometimes to Improve the Performance of SQL statements. If a table in an SQL statement is accessed multiple times with the same access conditions, you can use with as to improve the performance. Note: If the with as phrase is not called more than twice, CBO will not talk about the data obtained by this phrase into the temp table, if you want to add data to the temp table, you need to use
, it will affect theSQLThe part that runsSQLput in with ASinside, the result is still the same. Later try to putHINT materialize and with AS are used in conjunction with the following SQL, the query speed is improved a lot. For example, as seen in the. the Not EXISTS of the FILTER in the run plan does not exist. With PARAMS as (SELECT ' user_id, ' sdate, '% ' | | '' || '% ' SNAME from DUAL), Usernamedata as (SELECT/*+
Tags: style io color OS using SP for strong onWhen we use with, Oracle may convert the results in with into a temporary table, which is just possible because the CBO will judge. Inline is not converted to a temporary table, and materialize is coerced into a temporary table.Manufacturing datadrop table Test1 Purge;drop table Test2 purge;drop table Test3 Purge;CREATE TABLE Test1 as SELECT * from Dba_objects;CREATE TABLE Test2 as SELECT * from User_objec
"(+)) 11-filter (" SA "). Longitude "is not NULL" 12-access (To_number ("longitude") >119.191148 and To_number ("LATITUDE") >26.074423 and To_number ("longitude") This execution plan looks incredibly normal and should be left join.The key to the problem, however, is the 10 step-MERGE JOIN Cartesian. The sorting of the Cartesian product merges connections, which takes a long time.Waiting for this result will take dozens of seconds, even longer!How to solve such problems, there are s
ORACLE uses with as and hint materialize to optimize SQL to solve low FILTER efficiency and hintmaterializeZookeeper
During project creation, a page uses SQL statements similar to the following to query data, I replaced the table name and field in the project with the system table and field in the ORACLE database.
In my project, a table similar to ALL_TABLES contains more than pieces of data, and the query SQL below is very slow.
WITH PARAMS AS (SEL
When we use with, Oracle may convert the results in with into a temporary table. This is only possible, as the CBO will infer.Inline is not converted to a temporary table. Materialize is forced into a temporary table.Manufacturing datadrop table Test1 Purge;drop table Test2 purge;drop table Test3 Purge;CREATE TABLE Test1 as SELECT * from Dba_objects;CREATE TABLE Test2 as SELECT * from User_objects;CREATE TABLE Test3 as SELECT * from Dba_objects;exec d
Upper (A.KSPPINM) like Upper ('%param% ')7 Order BY name/8Enter value for param: _with_subqueryOld 6:and Upper (A.KSPPINM) like Upper ('%param% ')New 6:and Upper (A.KSPPINM) like Upper ('%_with_subquery% ')NAME VALUE DESCRIPTION---------------------------------------------------- ------------------------ ------------------------------_with_subquery OPTIMIZER with subquery transformationSql> alter system set "_with_subquery" =materialize;System altere
Created and designed by Google, Material design is a design language that combines the classic principles of successful design with innovative technology. Google's goal is to develop a design system that allows all products to have a unified user experience on any platform.Materialize is a modern, responsive front-end framework based on material design. They do the heaviest work, providing you with a default style that combines your custom components. In addition, they also improve animations a
Windows 8 is the latest version of Microsoft's Windows operating system with revolutionary changes. The system aims to make people's daily computer operations easier and faster, and provide people with an efficient and easy-to-use work environment.
Windows 8 has a beautiful touch interface and a new browsing experience. The design is bold and unique, so I believe it will become popular. Therefore, if you are a designer and want to prepare for Windows 8 related projects, you need to learn their d
Editor's note: Since the release of iOS 7, I do not know that the students found wood there, many apps (QQ, micro-letter, micro-BO, etc.) have been replaced with a hollow icon, but the hollow icon will not bring cognitive fatigue to the user, has been the conclusion of the wood, there are now students deliberately wrote an app, made 1260 icon recognition test, Come to a precise conclusion, the conclusion is what, to learn!
Last summer, designer Aubrey Johnson published a critical iOS7 article i
Icons are essential elements for a website design and must be found on the Internet. But today I want to share a mini icon set. All free mini icon sets can be found in many different places, thousands of free icons and applications like computersProgramSimilar to gadgets like iPad and iPhone. Also, you can use small icons in website navigation. small
Computers have been used for a long time,
Program When the installation is too large, the icons on the desktop will accumulate a lot. Disorganized desktops are disturbing, which can lead to a great waste of system resources. In the face of this situation, users generally have two ways to deal with it: first, reduce the use of desktop icons as much as possible. When accessing a program, double-click the pro
1, the following various for the icon unique properties, the use of methods and effects (the red line is shown in the special style).
add .ui-corner-all class displays fillet
add .ui-shadow class displays shadow
add .ui-btn-icon-notext class remove button text
Add .ui-alt-icon class can display black icon
add .ui-shadow-icon class to add icon Shadow , but you need to mate with the theme .ui-btn-b use (JQM comes with two sets of white and black
How to use Iconfont font icons-super easy!
I previously because the project with bootstrap more, so the use of font awesome fonts More, then touch the Iconfont, find what icons you want to have, you can also customize the icon, very powerful! Before watching a wave of tutorials, feel tedious, Self-understanding after feeling so simple, did a simple tutorial, directly on the map, simple rough, to avoid the
How do I preset application icons, shortcut icons, or widgets on the desktop?Modify the res/xml/default_workspace.xml file and add the following code:
Launcher: packageName = "" // complete package name
Launcher: className = "" // complete package name. Class Name (class for processing main intent)
Launcher: screen = "" // screen where the app icon is located (starting from 0)
Launcher: x = "" //
: screen = "3"
Launcher: x = "0"
Launcher: Y = "0"
Launcher: Spanx = "4" // Number of grids in the X direction on the screen
Launcher: spany = "1" // Number of grids in the Y direction on the screen/>
Note:
1. Configuration appwidget cannot be preset.
2. The app widget cannot be preset in The KK version launcher3 (default Google design)
3. If it is a carrier project, there will be a resource_overlay mechanism. Taking op01/spec0200/segc as an example, the preset desktop content is subject to the
Android preset application icons, shortcut icons, or widgets on the desktopModify the res/xml/default_workspace.xml file and add the following code:
Launcher: packageName = "" // complete package name
Launcher: className = "" // complete package name. Class Name (class for processing main intent)
Launcher: screen = "" // screen where the app icon is located (starting from 0)
Launcher: x = "" // c
The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion;
products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the
content of the page makes you feel confusing, please write us an email, we will handle the problem
within 5 days after receiving your email.
If you find any instances of plagiarism from the community, please send an email to:
info-contact@alibabacloud.com
and provide relevant evidence. A staff member will contact you within 5 working days.