Empty Data Objects. Perceptive Software Document Composition Studio

Empty Data Objects

Create an empty data object

You must have an Xdata license installed to create empty data objects.

An empty data object is not directly associated to a data source. You can use an empty data object for example to execute SQL queries.

To create an empty data object, complete the following steps.

1. In the bottom pane of the Navigator, right-click and click New > Data Object.

2. In the Data Object Assistant window, select the Create a new empty data object option and click

Next.

3. In the Create New Data Object dialog box, type a name for the data object and click OK.

4. In the Data Object Assistant window, click the Create Data Object button.

Example of use

Modify or delete datasets with an empty data object

To use an empty data object to modify or delete datasets, complete the following steps.

1.

Create an empty data object .

2.

Create a new reading script.

3. Modify the reading script as follows. db.StartTransaction() db.ExecuteQuery("Q1") db.Commit()

4.

Modify the SQL query to an Update or Delete statement.

Example

Update Partner set LastSaved = sysdate where par_id = :PAR_ID

Execute a stored procedure with an empty data object

To execute a stored procedure in an empty data object, complete the following steps.

1.

Create an empty data object

2. For each parameter of the stored procedure, add a variable.

3. For each variable, in the Object Inspector pane, in the DataLink property, type the name for the respective stored procedure parameter.

4.

Create a reading script .

Note The name of the script must correspond with the name of the stored procedure.

5. Modify the reading script corresponding to the following example.

System.Inputparam = System.Partnernumber ;Inputparam of the

StoredProcedure db.StartProcedure("ProcedureName", 0) db.ApplyDataSet()

6. To modify the SQL query , complete the following substeps.

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