Use wildcards with SHOW DATABASES
In a SHOW DATABASES LIKE statement, you can use wildcards, and in this release of Hive, specify any character or a single character.
SHOW DATABASES or SHOW SCHEMAS lists all of the databases defined in Hive metastore. You can use the following wildcards:For example, 'students', 'stu%', 'stu_ents' match the database named students.
- Matches any single character or multiple characters
- Matches any single character
- Matches either the part of the pattern on the left or the right side of the pipe.