Check a Opal table exists

Check whether a Opal table exists (and is visible). Optionally check whether the table is a raw table or a view.

Usage

opal.table_exists(opal, project, table, view = NA)

Arguments

opal

Opal connection object.

project

Project name where the table is located.

table

Table name.

view

Logical to perform an additional check whether the table is a view (TRUE) or a raw table (FALSE). If NULL or NA, the table can be indifferently a view or a raw table. Default is NA.

See also

Other table functions: opal.perms(), opal.resource_view_create(), opal.resource_view_reconnect(), opal.table_create(), opal.table_delete(), opal.table_dictionary_get(), opal.table_dictionary_update(), opal.table_export(), opal.table_get(), opal.table_import(), opal.table_perm(), opal.table_perm_add(), opal.table_perm_delete(), opal.table_save(), opal.table_truncate(), opal.table_view_create(), opal.table_view_update()

Examples

if (FALSE) { # \dontrun{
o <- opal.login('administrator','password', url='https://opal-demo.obiba.org')
# check table exists
opal.table_exists(o, "CNSIM", "CNSIM1")
# check table exists AND is a NOT a view
opal.table_exists(o, "CNSIM", "CNSIM1", view = FALSE)
# check table exists AND is a view
opal.table_exists(o, "CNSIM", "CNSIM1", view = TRUE)
opal.logout(o)
} # }