01137nam a2200193Ia 4500 CTU_100485 210402s9999 xx 000 0 und d 639000 005.133 S771 SQL functions programmer’s reference Arie Jones...[et al.] Indianapolis, IN Wiley 2005 SQL functions are special commands for manipulating data. The international SQL standard defines many functions implemented by all major RDBMS vendors. This comprehensive SQL functions reference enables you to quickly master SQL function data manipulation in any database. First, the book presents the basics you need to use standard SQL functions with any database. Then the expert authors take you into the core reference material for built-in and user-defined SQL functions in each major RDBMS product. Packed with examples, you'll immediately learn to apply standard functions and extend your power with functions you define. Sql (computer program language) Truc Trung tâm Học liệu Trường Đại học Cần Thơ