Tôi gặp vấn đề với một số tiêu đề bị thiếu khi cố gắng cài đặt RODBC trong R trên linux của tôi. Bất cứ ai có thể giúp tôi với vấn đề này?
> install.packages("RODBC")
Installing package(s) into ‘/home/administrator/R/x86_64-pc-linux-gnu-library/2.12’
(as ‘lib’ is unspecified)
trying URL 'http://cran.cnr.Berkeley.edu/src/contrib/RODBC_1.3-2.tar.gz'
Content type 'application/x-gzip' length 1108358 bytes (1.1 Mb)
opened URL
==================================================
downloaded 1.1 Mb
* installing *source* package ‘RODBC’ ...
checking for gcc... gcc
checking for C compiler default output file name... a.out
checking whether the C compiler works... yes
checking whether we are cross compiling... no
checking for suffix of executables...
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether gcc accepts -g... yes
checking for gcc option to accept ANSI C... none needed
checking how to run the C preprocessor... gcc -E
checking for egrep... grep -E
checking for ANSI C header files... yes
checking for sys/types.h... yes
checking for sys/stat.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for memory.h... yes
checking for strings.h... yes
checking for inttypes.h... yes
checking for stdint.h... yes
checking for unistd.h... yes
checking sql.h usability... no
checking sql.h presence... no
checking for sql.h... no
checking sqlext.h usability... no
checking sqlext.h presence... no
checking for sqlext.h... no
configure: error: "ODBC headers sql.h and sqlext.h not found"
ERROR: configuration failed for package ‘RODBC’
* removing ‘/home/administrator/R/x86_64-pc-linux-gnu-library/2.12/RODBC’
Warning in install.packages :
installation of package 'RODBC' had non-zero exit status
The downloaded packages are in
‘/tmp/RtmpqfNYpD/downloaded_packages’