# 05-Indexes_Collate

> This sample uses a user-defined collation with a tree index. The application demonstrates the use of the generated `_get_collations()` functions using user-defined collation compare function `C1_collation_compare()`.

### How to Run

> See instructions here on how to build this and other samples on your development platform. Once built, the sample can be run from the `\target\bin` directory:

>         05_indexes_btree_collate

> But it is more instructive to run it in your development environment debugger, stepping through the code.

> Related Topics