SQL Engine parse tree methods for .NET

This section describes a set of OpenAccess SDK API methods that your IP can call for the following purposes:

• Working in SQL pass-through mode

  Note: An IP that works in SQL pass-through mode must use only the methods in this section.

• Performing table pushdown

  Please refer to Implementing Table Expression Pushdown in the DataDirect OpenAccess SDK SQL Engine Programmer’s Guide for additional information on implementing table pushdown.

• Retrieving more information through the parse tree than is provided through the standard OpenAccess SDK SQL Engine API methods that are described in OpenAccess SDK SQL Engine core methods for .NET.