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As the name suggests, the Central columns feature enables to maintain a central list ofcolumns per database to avoid similar name for the same data element and bring consistencyof data type for the same data element. You can use the central list of columns toadd an element to any table structure in that database which will save from writingsimilar column name and column definition.To add a column to central list, go to table structure page, check the columns you wantto include and then simply click on “Add to central columns”. If you want to add allunique columns from more than one table from a database then go to database structure page,check the tables you want to include and then select “Add columns to central list”.To remove a column from central list, go to Table structure page, check the columns you wantto remove and then simply click on “Remove from central columns”. If you want to remove allcolumns from more than one tables from a database then go to database structure page,check the tables you want to include and then select “Remove columns from central list”.To view and manage the central list, select the database you want to manage central columnsfor then from the top menu click on “Central columns”. You will be taken to a page whereyou will have options to edit, delete or add new columns to central list.### 6.37 How can I use Improve Table structure feature?¶Improve table structure feature helps to bring the table structure uptoThird Normal Form. A wizard is presented to user which asks questions about theelements during the various steps for normalization and a new structure is proposedaccordingly to bring the table into the First/Second/Third Normal form.On startup of the wizard, user gets to select upto what normal form they want tonormalize the table structure.Here is an example table which you can use to test all of the three First, Second and