What is the process of adding a geometry column in pgAdmin?

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The process of adding a geometry column in pgAdmin involves the following steps:

1. Open pgAdmin and connect to the database where you want to add the geometry column.

2. Right-click on the table where you want to add the geometry column and select "Properties" from the context menu.

3. In the "Properties" window, select the "Columns" tab and click on the "Add" button to add a new column.

4. In the "Add Column" window, enter the name of the new column and select "geometry" as the data type from the drop-down list.

5. Under the "Geometry Properties" section, select the appropriate spatial reference system (SRS) for your data.

6. Click on the "Save" button to add the new column to the table.

7. In order to populate the new geometry column, you can either import data from a file or use SQL queries to insert data manually.

8. Once the new geometry data has been added to the column, you can use pgAdmin's built-in spatial data viewer to visualize and analyze your data.