![]() What is the use of - Export Sheet layout? How can we see the table structures of data loaded to QlikView’s memory?īy using the Table Viewer Option under file menu we can see the Tables and their relationships. However, only those tables whose load and select statements are preceded by the Replace or Add prefix are reloaded. It Executes the current load script, including all script commands, such as Drop Table and reloads data to the active QlikView document. ![]() Qualifier field, Attribute Field and Data Field. There are three fields required to create a cross table. What are the parameters required by a Crosstable Wizard to create a cross table? What are the three options available under the Rotate table functionality for data transformation? It allows you to rearrange the columns in the Table box which is displayed in the Sheet. What is the use of Promote/Demote options in a Table Box property? In QlikView script editor we have the option to extract data form a web file by giving the URL as the input. What are the 6 chart types available in QlikView?īar Chart, Pie Chart, Line Chart, Gauge Chart, Pivot table, Straight table.Ĭan QlikView extract data from website? How? For example showing the total sales figure for both the months and quarters in a years. Pivot Tables are used to present sum of values across many dimensions available in the data. This function auto generates values between a given range of numbers. Returns a value corresponding to a timestamp with the first millisecond of the first date of the month containing date. But Concatenate only appends the rows from one table with another.Ī circular loop is created when the relationship between two tables can be established both directly and through another third table. Join gives the resulting records from two tables as records containing columns form both tables. It does not impact the data or performance but it indicates a flaw in the data model design. QlikView creates a synthetic key when two or more column between tables are same. ![]() What is Synthetic key, is it good or bad to have? Also there is no concept of outer keep where as we have outer join available in case of joins. In case of keep both the datasets are available in QlikView's memory while in join the load statements produce only one data set from which you have to choose the columns. What is the difference between Join and Keep? The result of this virtual table can then be used by a further outer aggregation function(s).Ī Star schema is a data model in which one fact table is connected to multiple dimension tables though foreign keys ![]() For example finding the quarter to which a given date falls etc.ĪGGR statement function produces a virtual table, with one expression and grouped by one or more dimensions. The Master calendar is required when we want to create some additional date values which are not already captured in the data that is being analyzed. QlikView can connect to data base using ODBC connection created for the database.Ī dashboard is a QlikView document which shows many matrices together and the values in the sheet objects can change dynamically upon selection of certain value in one of the Sheet Objects. The concept of loading only the new or changed records from the source into the QlikView document is called Incremental Load. (c) Data is compressed to 10% of its original size. ![]() (b) The structure, data and calculations of a report are all held in the memory (RAM) of the server. (a) Data Association is maintained automatically. What are the unique features of QlikView? ![]()
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