In Sybase Central, use the SQL Anywhere 16 plug-in to connect to the database.

Click Mode » Debug.

In the Which User Would You Like To Debug field, type * to debug all users, or type the name of the database user you want to debug.

In the left pane, double-click Procedures & Functions and select a procedure.

In the right pane, click the line where you want to insert the breakpoint.

A cursor appears in the line where you clicked.

Press F9.

A red circle appears to the left of the line of code.

In the Debugger Details pane, click the Local tab.

In the left pane, right-click the procedure and click Execute From Interactive SQL.

Click the Local tab.