What is sysman schema in Oracle?
The SYSMAN account is the default super user account used to set up and administer Enterprise Manager. It is also the database account that owns the objects stored in the Oracle Management Repository.
What is the default schema in Oracle?
The name of the default schema used by Oracle Database Exadata Express Cloud Service is called the Host Schema and can be found from the Oracle Application Express About option.
How do I shrink a schema in Oracle?
You do this using ALTER TABLE, ALTER INDEX, ALTER MATERIALIZED VIEW, or ALTER MATERIALIZED VIEW LOG statement with the SHRINK SPACE clause.” So, after running the Oracle Segment Advisor to recommend areas to shrink, something like the following will shrink space in a table named mytable .
Is schema same as database?
“SCHEMA & DATABASE are exactly the same thing, just a synthetic sugar in mysql.” Microsoft SQL Server for instance, Schemas refer to a single user and is another level of a container in the order of indicating the server, database, schema, tables, and objects.
What is the use of Dbsnmp user in Oracle?
Answer: The DBSNMP user is used by the OEM intelligent agent to logon automatically to remote servers, to provide information for Oracle Enterprise Manager. The dnsmp user must have the select any dictionary system privilege which allows the dbsnmp user to read the passwords from sys.
What is Oracle APEX schema?
A schema is a logical container for the database objects. Determining the Oracle Application Express Engine Schema. Determine the current Application Express engine schema for an instance. Understanding Oracle Default Schema Restrictions.
What is table shrink in Oracle?
Oracle Segment Shrink Space feature was introduced from Oracle database version 10g. It is used for reclaiming unused/fragmented space from database objects like table, index-organized table (IOT), index, partition, sub-partition, materialized view or materialized view log.