getwd()
[1] "C:/Users/Alish Chelackal/Documents"
setwd("C:/Users/Alish Chelackal/Desktop/data base/project/task3")
library(RSQLite)
database <- dbConnect(SQLite(), dbname='TheLabDB')
dbDisconnect(database)
database <- dbConnect(SQLite(), dbname='TheLabDB')
statement <- "SELECT * FROM benches;"
result <- dbSendQuery(database,statement)
错误:没有这样的桌子:长凳
rows <- dbFetch(result, n=10)
dbFetch(结果,n = 10)中的错误:找不到对象'结果'
dbname="/path_to_db/TheLabDB"
中使用完整路径,也可以更改执行顺序,以便setwd
执行after dbConnect
。