mariadb-columnstore-engine/mysql/queries/nightly/srvswdev11/test299/sql/position_select.sql

SELECT col2,POSITION('う' in  col2) from position_tbl; 
SELECT col2,POSITION('京' in col2) from position_tbl; 
SELECT col2,POSITION('ウ' in col2) from position_tbl; 
SELECT col2,POSITION('ｳ' in col2) from position_tbl;