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314c749965
* docs: add r language to connector * docs: add r lang english version in connector * docs: fix include path and note format * Update 60-r-lang.mdx minor changes * docs: supplement r language note --------- Co-authored-by: danielclow <106956386+danielclow@users.noreply.github.com>
20 lines
862 B
R
20 lines
862 B
R
if (! "RJDBC" %in% installed.packages()[, "Package"]) {
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install.packages('RJDBC', repos='http://cran.us.r-project.org')
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}
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# ANCHOR: demo
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library("DBI")
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library("rJava")
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library("RJDBC")
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args<- commandArgs(trailingOnly = TRUE)
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driver_path = args[1] # path to jdbc-driver for example: "/root/taos-jdbcdriver-3.2.4-dist.jar"
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driver = JDBC("com.taosdata.jdbc.rs.RestfulDriver", driver_path)
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conn = dbConnect(driver, "jdbc:TAOS-RS://localhost:6041?user=root&password=taosdata")
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dbGetQuery(conn, "SELECT server_version()")
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dbSendUpdate(conn, "create database if not exists rtest")
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dbSendUpdate(conn, "create table if not exists rtest.test (ts timestamp, current float, voltage int, devname varchar(20))")
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dbSendUpdate(conn, "insert into rtest.test values (now, 1.2, 220, 'test')")
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dbGetQuery(conn, "select * from rtest.test")
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dbDisconnect(conn)
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# ANCHOR_END: demo
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