informix资料下载

http://www.cs.uoi.gr/~pitoura/informix-doc/

http://www.cs.uoi.gr/~pitoura/informix-doc/SQL_Quick_Syntax_Guide.pdf

http://www.cs.uoi.gr/~pitoura/informix-doc/Informix_Guide_to_SQL-Tutorial.pdf

http://www.cs.uoi.gr/~pitoura/informix-doc/Informix_Guide_to_SQL-Syntax.pdf

https://download.csdn.net/download/vincent371215/3838686