How to delete feature classes from a geodatabase?

How to delete feature classes from a geodatabase?

Chances are you’d never have it try to delete one that doesn’t exist but this way, it keeps deleting if it DOES find one that doesn’t exist (maybe you or someone else deleted it before it got there). I find that to be a good practice. Thanks for contributing an answer to Geographic Information Systems Stack Exchange!

What is the walk function in ArcGIS Pro?

The function can be used to report the error and continue with the walk or raise an exception to abort. The file name is available as the filename attribute of the exception object. By default, Walk does not walk into connection files. Set followlinks to True to visit connection files.

What are the valid data types in ArcGIS Pro?

Valid data types are the following: Any — All data types are returned. Equivalent to using None or skipping the argument. Multiple data types are supported if entered as a list or tuple.

Where do I find the delete method in FME?

A selection method must be specified in the Row Selection group. Delete:Delete existing table rows. A selection method must be specified in the Row Selection group. fme_db_operation:The feature operation will be determined by the attribute fme_db_operationon each input feature. A selection method must be specified in the Row Selection group.

When does FME _ where result in feature rejection?

To advanced users who are accustomed to using fme_where, if Feature Operation is set to Update, Delete, or fme_db_operation, an fme_where attribute that conflicts with Match Columns or WHERE Clause will result in feature rejection. The name of the feature dataset to which a feature class belongs.

When do you use row selection in FME?

Row Selectionis a writer format parameter group that is in effect only when the feature operation for a feature is Update or Delete. When updating and deleting from a table, a condition needs to be specified for selecting which rows to operate on.

How to add tool to iterate feature classes?

To add tools to the model, complete the following steps: In the Catalogpane, click the Projecttab if necessary. Browse to Folders >IterateFeatureClasses >MyProjectTools. Right-click MyProjectToolsand click New. Select Modelto create and open a model. Add the Iterate Feature Classestool. On the ribbon, click the ModelBuildertab.

How to print list of feature classes in Python?

Select either the name of the SDE connection file or the location of geodatabase connection. Use ## to comment out the section not used. There are two ways to input the database workspace into the Python script: Provide the location of the database connection path for geodatabase. Copy the path from the ArcCatalog Window.

How does iterate feature classes work in ArcGIS Pro?

Each iterator has a set of parameters that may differ from the other iterators, but the overall structure of all iterator tools is very similar. The Iterate Feature Classestool is described below: Input Feature Classes(input)—A workspace or feature dataset that stores the feature classes to iterate.

What happens when I try to delete a feature class?

When i try to delete a feature class , after or during the use of an Arcgis engine app which uses the same feature class i got an error concerning the lock , so i can’t get ride of this lock until i restart the computer.

How to remove lock on feature class in arc?

However, some of the inbuilt Arc tools seem to force locks to be cleared on demand (as locks apply to entire GDBs all at once, a lock will prevent you from working with any of the contained Feature Classes). These tools are arcpy.Compact_management () and arcpy.Exists ().

How to edit records stored in a geodatabase?

If you want to edit the records stored in the geodatabase, you can use the Editor toolbar (Customize, Toolbars, Editor and select Start Editing), but if you want to edit the feature dataset or feature class name etc., you need to close other windows with a connection to that geodatabase, such as the MXD for this project.

Can a feature class be created in a feature dataset?

Cannot create a feature class in the selected feature dataset because the feature dataset is in use by another application/user. Lock request conflicts with an established lock [layer].

Is it normal for a geodatabase to have a lock?

It may miss other document settings however (eg, layout config). It’s normal for a geodatabase to have a lock while you’re accessing it, such as when the geodatabase is connected to an open mxd, so you won’t be able to edit the geodatabase in ArcCatalog while it’s open in ArcMap.