huangrunqing的专栏

Linux环境下PostgreSQL与PostGIS的安装、配置与简单应用 一、软件环境 1. Red Hat Linux 9 2. PostgreSQL-8.2.5 3. PostGIS-1.3.2 4. Proj-4.5.0 (to provide coordinate reprojection support within PostGIS) 5. GEOS-3.0.0Orc4 (

shell编程中条件表达式的使用 if  条件 then  Command else  Command fi                              别忘了这个结尾 If语句忘了结尾fi test.sh: line 14: syntax error: unexpected end of fi