https://dev.mysql.com/doc/dev/mysql-server/latest/conceptmysql_1_1meta_1_1Is__stringlike.html
MySQL: mysql::meta::Is_stringlike Concept Reference
mysqlmetaconceptreference
https://ftp.gwdg.de/pub/linux/linuxdeepin/deepin/apricot/pool/main/libm/libmoosex-types-stringlike-perl/
Index of /pub/linux/linuxdeepin/deepin/apricot/pool/main/libm/libmoosex-types-stringlike-perl/