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http://www.mongodb.org/display/DOCS/Advanced+Queries#AdvancedQueries-RegularExpressions http://www.mongodb.org/display/DOCS/Advanced+Queries#Advance... Regex q

by parfe 14y ago

http://www.mongodb.org/display/DOCS/Advanced+Queries#AdvancedQueries-RegularExpressions http://www.mongodb.org/display/DOCS/Advanced+Queries#Advance... Regex queries ending with /i (case-insensitive flag) cannot efficiently use indexes, but must do full index scans.