EXTERNAL_CONFIG_CHECK
Tests the Hadoop configuration of a Vertica cluster. This function tests HDFS configuration files, HCatalog Connector configuration, and Kerberos configuration.
This function calls the following functions:
- KERBEROS_CONFIG_CHECK
- HADOOP_IMPERSONATION_CONFIG_CHECK
- HDFS_CLUSTER_CONFIG_CHECK
- HCATALOGCONNECTOR_CONFIG_CHECK
If you call this function with an argument, it passes the argument to functions it calls that also take an argument.
Syntax
EXTERNAL_CONFIG_CHECK( ['what_to_test' ] )
Arguments
what_to_test |
A string specifying the authorities, nameservices, and/or HCatalog schemas to test. The format is a comma-separated list of "key=value" pairs, where keys are "authority", "nameservice", and "schema". The value is passed to all of the sub-functions; see those reference pages for details on how values are interpreted. |
Privileges
This function does not require privileges.
Examples
The following example tests the configuration of only the nameservice named "ns1". Output has been omitted due to length.
=> SELECT EXTERNAL_CONFIG_CHECK('nameservice=ns1');