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greenplum-db / PivotalR-archive

An convenient R tool for manipulating tables in PostgreSQL type databases and a wrapper of Apache MADlib.
https://pivotalsoftware.github.io/gp-r/
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Connection Failed #52

Open whizzalan opened 7 years ago

whizzalan commented 7 years ago 
db.list()
Error in postgresqlExecStatement(conn, statement, ...) : 
  RS-DBI driver: (could not run statement: no connection to the server
)
Error in if (gsub(".*(HAWQ).*", "\\1", dbms.str, perl = T) == "HAWQ") { : 
  argument is of length zero
In addition: Warning message:
In postgresqlQuickSQL(conn, statement, ...) :
  Could not create executeselect version()
orhankislal commented 7 years ago

Could you give some more details? I assume you are trying to connect to a HAWQ db but its version (as well as the installed MADlib version) would be helpful. In addition, could you paste your db.connect command and its output?