db.objects: List all the existing tables/views in a database with their...

In greenplum-db/GreenplumR: A Fast, Easy-to-Use Tool for Manipulating Tables in Databases

List all the existing tables/views in a database with their schema names

Description

This function lists all the existing tables and views in a database, together with their schema names

Usage

db.objects(search = NULL, conn.id = 1)

Arguments

search	A string, default is NULL. List all database objects whose names have the string in them. You can put regular expression here.
conn.id	An integer, default is 1. The ID of the database connection.

Value

A character array. Each element has the format of 'schema_name.table_name'.

Author(s)

Author: Predictive Analytics Team at Pivotal Inc.

Maintainer: Frank McQuillan, Pivotal Inc. [e-mail]

See Also

db.connect creates a connection to a database.

db.existsObject tests whether an object exists in the database

Examples

## Not run: 


## set up the database connection
## Assume that .port is port number and .dbname is the database name
cid <- db.connect(port = .port, dbname = .dbname, verbose = FALSE)

## create a table using as.db.data.frame
delete("abalone", conn.id = cid)
x <- as.db.data.frame(abalone, "abalone", conn.id = cid)

db.objects(conn.id = cid) # list all tables/views

## list all tables/views start with "madlibtestdata.lin"
## where "madlibtestdata" is the schema name
db.objects("^madlibtestdata.lin", cid)

db.disconnect(cid, verbose = FALSE)

## End(Not run)

greenplum-db/GreenplumR documentation built on Sept. 2, 2023, 8:09 a.m.