On SAP IQ 16, which is created as a collation "UTF8BIN", it looks case conversion/functions are not working in this DB with Cyrillic symbols and Kazakh symbols.
SAP IQ (All versions)
Single-byte character, Multibyte character , UTF-8 character , SQL Anywhere Collation Algorithm, SACA , CASE respect, case sensitivity , KBA , BC-SYB-IQ , Sybase IQ , How To
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