Cassandra Interview Questions and Answers. 1).
What is Apache Cassandra? Apache Cassandra is an open source data storage system developed at Facebook for inbox search and designed for storing and managing large amounts of data across commodity servers. Processing Flat Files in Informatica. How to Hide, Delete and Show WorkSheets in Tableau. Show & Hide WorkSheets in Tableau A worksheet that is used in a dashboard cannot be deleted, but it can be hidden.
You may want to hide a worksheet if you are sharing the dashboard with others and don’t want to clutter the workbook with all the supporting worksheets. You can hide the worksheets that are used in a dashboard by right-clicking the worksheet tab and selecting Hide Sheet. Keep in mind that someone viewing the dashboard can still access the hidden worksheet. Adobe CQ5 AEM Interview Questions & Answers. What is AEM?
Adobe Experience Manager (AEM), is a java based content management system that is offered from Adobe. It was previously called Day CQ5, but was acquired from Adobe in 2010. AEM is based on a content repository and uses the JCR to access the content in the repository. JENKINS Interview Questions and Answers. 1) Mention Jenkins?
Jenkins is an open source tool with plugin built for continuous integration purpose. The principle functionality of Jenkins is to keep a track of version control system and to initiate and monitor a build system if changes occur. It monitors the whole process and provides reports and notifications to alert. 2) Explain what is continuous integration? In software development, when multiple developers or teams are working on different segments of same web application, we need to perform integration test by integrating all modules. Mule ESB Interview Questions. What is Mule ?
Mule ESB (a.k.a. Mule) is a lightweight Java-based enterprise service bus (ESB) and integration platform that allows developers to connect applications together quickly and easily, enabling them to exchange data. XML Source Qualifier Transformation in Informatica. XML Transformation in Informatica The XML Parser transformation lets you extract XML data from messaging systems, such as TIBCO or MQ Series, and from other sources, such as files or databases.
The XML Parser transformation functionality is similar to the XML source functionality in Informatica,except it parses the XML in the pipeline. Types of XML Transformations. Self Learning COGNOS Online. Inspecting Data in Tableau. Once you have created a view, Tableau offers a selection of dynamic data inspection tools that help you isolate the data of interest and then continue to explore and analyze.
For example, if you have a dense data view, you can focus on a particular region, select a group of outliers, view the underlying data source rows for each mark, and then view a summary of the selected marks include the average, minimum, and maximum values. Select. Normalizer Transformation in Informatica with Examples. Normalizer Transformation This post is continuation of Informatica Tutorials.
Normalizer transformation type is Active & Connected. Want To Build A New Career In Teradata. Welcome to Teradata Tutorials.
The intent of these tutorials is to provide in depth understanding of Teradata Database. In addition to Teradata Tutorials, we will look at common interview questions, how to tutorials, issues and their resolutions Teradata database now able to connect Hadoop with this QueryGrid so it’s called as Teradata Database-to-Hadoop also referred as Teradata-to-Hadoop connector. It provides a SQL interface for transferring data between Teradata Database and remote Hadoop hosts.
Expression Transformation in Informatica with Examples. Expression transformations are used for row-wise manipulation.
For any type of manipulation you wish to perform on an individual record, use an Expression transformation. The Expression transformation accepts the row-wise data, manipulates it, and passes it to the target. The transformation receives the data from the input port and sends the data out from output ports. Advantages and Disadvantages of C++ language. What is C++ ? C++ is an object oriented programming language What is language ? A language is a software computer is an electronic device cannot perform operating by own. Language provide set of instructions to perform operations by computer. Language is nothing but programming tool. Lookup Transformation in Informatica with Examples. Lookup Transformation The Lookup transformation is used to look up a source, source qualifier, or target to get the relevant data. You can look up flat file and relational tables.
The Lookup transformation in Informatica works on similar lines as the joiner, with a few differences.