Original article address:Baking tips: kitchen scales and measuring spoons. Are you ready?
Author:Junzhi
On weekdays, my mom taught me how to cook and pay attention to how much oil, salt, soy sauce, and vinegar I feel. Therefore, even if the process steps are completely the same, they often have their own tastes. However, if you have experience, you may have a scale in your mind.
But the West Point is different. Accurate weighing is the basic prerequisite for success. This is not only about ta
To the users of the illustrator software to share in detail the performance of the texture of the skills.
Share list:
1, light direction, intensity should be consistent;
2, a clear highlight a few shadows to help smooth, reflective texture of the strong performance;
3, more combined with the day-to-day observation experience, and strive to accurately display the light and shadow;
4, the process of the practice is also familiar with the tool process.
and Current is the total number of accessed logical buffers.
Run the following command: tkprof D: \ ORACLE \ PRODUCT \ 10.2.0 \ DB_1 \ RDBMS \ TRACE/wgods_ora_3940.trc h: \ out.txt outputfile explain = etl/etl
After running the preceding command, you can view the generated text file.
Copy codeThe Code is as follows:
TKPROF: Release 10.2.0.1.0-Production on Wednesday May 23 16:56:41 2012
Copyright (c) 1
\ aime_vista_ship \ oracle/workSYS DATA_FILE_DIR C: \ oracle \ product \ 10.2.0 \ db_1 \ demo \ schema \ sales_history \ SYS DATA_PUMP_DIR C: \ oracle \ product \ 10.2.0 \ admin \ zmmctest \ dpdump \ SYS ADMIN_DIR C: \ ADE \ aime_vista_ship \ oracle/md/adm In has selected 8 lines under drive C New Data Pump import export data directory and log directory etl, etl_log and then use PL/SQL in the Database Registration just created Data Pump import export
Analysis Services[sql Server Analytics service], Ssrs:sql server Reporting services[sql Server Reporting Services]) and a tool (SQL Server Management Studio) to consolidate data warehousing systems, providing users with the features, tools, and capabilities they need to build typical and innovative analytic applications that enable modeling, ETL, query analysis or charting, custom KPIs (Key performance Indicator key performance indicators), set up re
can greatly shorten the drying time.4. Fixed photos in the photo frameMethod: place one or more monkey rubber bands behind the photo and press the glass plate.Principle: The friction between the photo and the glass plate is increased by using the rubber band. This method can also be fixed to a large image.5. cleverly peel off the Orange PeelMethod: This method seems to have been sent. I will repeat it again. use a steel spoon to dig out the orange sl
the XDoclet framework that penetrate into all XDoclet code generation programs. But before that, let's start with an example.
2.1 XDoclet in action
Every programmer will realize that their program will never be completed. There will always be some other functions to be added, some bugs to be fixed, or you need to constantly refactor them. Therefore, it is a consensus to add comments in the code to remind yourself (or other programmers) of the tasks to be completed.How can we track whether these
are in the Pending file, at this time, we tick "not staged file"Working Copy 13.9. Found that our file has become a staged file. At this point, we can enter the update information, then, click the Submit buttonWorking Copy 23.10. When we switch back to the master branch, we find the master branch and push button, and the change prompt appears. This means that Sourcetree has successfully submitted the file we just added to the local repository, while the content of the local repository is ahead
just two simple steps, and now we'll create a try. on GitHub, we open a project link,Https://github.com/octocat/Spoon-Knife Click the "Fork" button in the upper right corner of the pageIn a few seconds you will find that there is an extra project in your warehouse. Keep your branch in syncInstall gitIf you haven't installed git yet, please refer to thehttp://blog.csdn.net/hadues/article/details/48091065Create a local project branch on your own GitHub
Sourcetree has successfully submitted the file we just added to the local repository, while the content of the local repository is ahead of the remote repository. We can then click Push to synchronize the contents of the local repository to the remote repository.Branch Master3.11. Click Push, wait a moment, we re-login to the GitHub site, we will find that our local warehouse files have been successfully pushed to the remote warehousePush
Getting Started-Participate in open source Forkpull re
With what will have pits Ah, gold met kettle of a pit, error prompts as follows ./Ten/ - the: $: the-Spoon-log level: Debug ./Ten/ - the: $:Ten-General-error (version6.1.0.1-196, build1 from .-Geneva- - 12.08. theby Buildguy): Error starting Spoon shell ./Ten/ - the: $:Ten-General-error (version6.1.0.1-196, build1 from .-Geneva- - 12.08. theby Buildguy): java.lang.RuntimeException:Unable to create th
There are many times when a combination of compositing and inheritance is required to be used. The following example shows how inheritance and compositing techniques can be used at the same time to create a more complex class with the necessary builder initialization work:
: Placesetting.java//Combining composition Inheritance class Plate {Plate (int i) {System.out.println ("
Plate constructor ");
} class Dinnerplate extends Plate {dinnerplate (int i) {super (i);
System.out.prin
Configuring spooling dir for file filteringIntroduction to configuring the fan-in architecture in 17.FlumeTest implementations for configuring the fan-in architecture in 18.FlumeImplementation of configuration fan-out architecture in 19.FlumeIntroduction and compilation of Taildir in 20.FlumeTaildir configuration and test use in 21.Flume3rd: Big Data offline Project: Nginx+flume Realization Data acquisition22. Introduction to the technical structure of the project23. Project Technical Structure
Handling of the original address/*** This method generates a job definition from scratch. * * It demonstrates the following:* *-Creating a new job*-C reating and connecting Job Entries* *@returnThe generated job definition*/ PublicJobmeta generatejob () {Try{System.out.println ("Generating a job definition");//Create empty transformation definitionJobmeta Jobmeta =NewJobmeta (); Jobmeta.setname ("Generated Demo Job");// ----------------------------------------------------------------------------
Data Flow tasks are a core task in SSIs. It is estimated that most ETL packages are inseparable from data flow tasks. So we also learned from data flow tasks.
A Data Flow task consists of three types of data flow components: source, conversion, and target. Where:
Source: it refers to a group of data storage bodies, including tables and views of relational databases, files (flat files, Excel files, XML files, etc.), and datasets in system memory.
Conve
Microsoft recently released svcperf, an end-to-end Windows event tracing (ETW)-based tracing viewer for configuration-based tracing. You can use this tool to view ETL files or track sessions in real time, and create custom queries.
This end-to-end tracing analysis tool is based on LINQ over traces (TX) and can be used for WCF, WF, and other activity-based ETW tracking. You can use this tool to view ETL fi
adequate. Because it's hard to deal with a lot of new data sources.
9 in order to solve the data loading problem after the new data source joins, the team began to try this:
Soon, they found that this was not going to work because it was an O (n^2) issue because of the fact that the data flow was usually two-way, in the form of publishing and subscriptions, production and consumption.So, what they need is a model like this:
Need to isolate each consumer from the data source, ideally, these co
, load, and so on.For example, for an analysis service, the database engine is an important data source, and how the data in the data source is properly processed and loaded into the analysis service for various analytical processing is the problem that the SSIS service solves.Importantly, the SSIS service can handle a wide variety of data sources efficiently, and in addition to Microsoft SQL Server data, it can handle data from data sources such as Oracle, Excel, XML documents, text files, and
file has become a staged file. At this point, we can enter the update information, then, click the Submit buttonWorking Copy 23.10. When we switch back to the master branch, we find the master branch and push button, and the change prompt appears. This means that Sourcetree has successfully submitted the file we just added to the local repository, while the content of the local repository is ahead of the remote repository. We can then click Push to synchronize the contents of the local reposito
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