How to convert UTF8 to LITHUANIAN_CI_AS in PHP?

we hav开发者_如何学运维e MySQL in UTF8_unicode_ci and when we export text to MSSQL database which is LITHUANIAN_CI_AS text is not displayed correctly. How to convert text in UTF8_unicode_ci to text in LITHUANIAN_CI_AS in PHP?

---

There is no need to convert text from [...]_ci anywhere as this attribute refers to the collation used and not to a feature of the text itself.

collation means "how text is sorted".