how to use UnionAll component in SSIS

How to use Union all component?

Use of UnionAll Component :

Union all component is used to combine more than one inputs to a single output.

Step 1: Create a DataFlowTask Component .Edit the dataflowtask and add an OLEDB Data source. Connect the OLEDB datasource with the database. 

Step 2 : Drag and drop a Conditional Split component from the toolbox and connect the input.

Step 3 : Edit the conditional split component. Add the following condition as mentioned below.

Step 4 : Drag and drop the RowCount component and connect it mentioned below. Assign the variables also to store the RowCount value from the RowCount component.

Step 5 : Now the empty records and non-empty records are separated , to join this one , we can use union all to merge this two branches.

Step 6 : Place one more row count component after Union all component , to get the total row count.

Step 7 : Execute the package.