Circular reference in qlikview LEARNOVITA

QlikView Circular Reference | Free Guide Tutorial & REAL-TIME Examples

Last updated on 02nd Nov 2022, Artciles, Blog

About author

Y K Singh (Sr.QlikView Application Developer )

Y K Singh has 6+ years of experience in data warehousing, BI, and Problem-solving in Qlik Sense/Sprinting Issues. His articles help the learners to get insights about the Domain.

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    • In this article you will learn:
    • 1.What is a Circular Reference in QlikView?
    • 2.Example of QlikView.
    • 3.What are Ways to Remove Circular Reference in QlikView?
    • 4.How to Fix or Remove Circular References?
    • 5.List of a QlikView Capabilities.
    • 6.QlikView Advantage.
    • 7.Conclusion.

What is a Circular Reference in QlikView?

  • QlikView Circular References loops are generated on QlikView data models when three or more tables are linked to each other in two or more ways or ways.
  • As previously stated QlikView includes an integrated data model that automatically connects tables with one or more identical fields. A circular reference occurs when two or more common fields exist between three or more tables causing logical structure and data interpretation ambiguity and disrupting a data model.
  • Round loops or reference constructions should be avoided as much as possible because they degrade by creating a logically distorted data structure.
  • When data with a circular reference in QlikView is viewed in a table it provides incorrect and inaccurate information. QlikView software on the other hand detects the presence of a circular reference during text output and prevents the original data from being corrupted.

Example of a QlikView:

    TABLE ManagerThe door Emp
    1. Deptmt Deptmt EmpName
    2. EmpName EmpNo EmpNo
    3. Manager The world EmpSalary

What are the Ways to Remove a Circular Reference in QlikView?

There are three three main ways that within which {we can|we will|we are able to} resolve a problem of circular reference and that they are as follows:

  • Note
  • Rename
  • Delete
  • Concatenate
  • Link Tables
QlikView Circular Reference

Note- Let’s begin with a primary technique – Comment. This is often one of most effective and best ways to resolve the circular reference. This way simply ought to touch upon a column to appreciate the word for a forward-slash .

Rename- This way can simply ought to rename a column that’s. modify the name of an identical column to a various name. Eg. modification EmpName as EmployeeName. when doing are therefore the name doesn’t match and so circular reference are conditions won’t occur.

Delete- This way will be able to merely delete a corresponding column name within table that causes a circular index to occur.

Concatenate- In this technique tend to use a concatenate operation to mix the name of continual column and build one table on that subtracting the circular reference.

Link Tables- This technique is an employed once there are several tables with the totally different fields. First these tables are joined to each alternative by adding the selected code then the compound key’s created by combining a keys from the tables. After that a brand new table is formed employing the combination key and alternative common fields and also actual fields from an every table are reduced.

How to Fix or Remove Circular References?

QlikView offers a machine-controlled solutions once it involves the circular reference suggests that a quite one loose table.Let’s take into account a subsequent Input Data:

Autocad tutorial:

  • upload StudentID.
  • Student degrees.
  • Student Name.
  • FROM.
  • (D: QlikView1data1Autocad_Course.csv).
  • (txt1, codepage says 1356, embedded labels, msq).

JavaCourse:

  • Autocad tutorial.
  • upload StudentID.
  • Student degrees.
  • Student Name.
  • FROM.
  • (D: QlikView1data1Autocad_Course.csv).
  • (txt1, codepage says 1455, embedded labels, msq).

Lesson:

  • Autocad tutorial.
  • upload StudentID.
  • Student degrees.
  • Student Name.
  • FROM.
  • (D: QlikView1data1Autocad_Course.csv).

List of QlikView Capabilities:

  • Natural statistics and knowledge acquisition.
  • Knowledge interaction and communication.
  • Quality and measurability.
  • Social knowledge acquisition.
  • Business forum skills.
QlikView Advantages

QlikView Advantage:

These are the benefits of a QlikView:

i. Dynamic BI Ecosystem:

QlikView provides the natural Business Intelligence environment for user.

ii. Data Translation and Analysis:

Visible and flexible dashboards and applications help to explain and analyse fast and efficient data.

iii. Data Sharing:

various groups can work together to make an important decisions on a data driven data and definitions. This collaboration is driven by a social analysis and the ability to share data in a real-time Qlikview.

iv. Self-help tool:

QlikView is the self-help BI tool as it enables the user to work an efficiently on the tool without having to rely on a IT department and block its staff. Application and dashboard editing does not need an expert and any non-professional business employee can work without a problems with Qlikview.

v. Low Nutrition:

Software implementation is more simple and hassle-free. Even in a recent years, software does not need much maintenance or technical monitoring.

vi. Data Security:

The provision of a tool data security is very strong and creators ensure a security of important business data. Full assurance that no security breach is provided to a customer.

vii. Speed:

QlikView speed in a data delivery is not interrupted even after requesting a multiple user data. The memory system works so well that it can cater to as more clients as possible.

viii. In-Memory Technology:

Whenever the merger or calculation is performed on a data. QlikView memory technology performs calculations when data is be transferred from a background to a front. This saves system memory as no pre-compiled or pre-calculated data will be saved in advance.

ix. Data Pressure:

In a data analysis system loading only removes the useful pieces of data and removes all unnecessary. QlikView software compresses all the data at 10% of its a original size.

Conclusion:

These are some methods for avoiding a circular reference situation during data analysis with a QlikView BI tool in order to make better business decisions. This article should help you understand a concept.As a result of reading a QlikView circular indicator in which artificial keys are created all uploaded files have one common field. However in that case the solutions are similar to those of a QlikView circular reference.As a result we can conclude that a QlikView architecture is extremely useful in comprehending the actual functionality of a QlikView software. It is significant because QlikView is the software for which I work and I understand how a design works well.To avoid causing a circular reference to a QlikView the user should take care of and build up memory files.

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