This is automatically the case when you extract the distribution archive with sub-directories.
You can choose to display a single-page version of the HTML help (easier to search) or a multi-page version of the help that is easier to navigate.
A synonym is used to reference a table or view by another name.
The other name can then be written in the application code pointing to test tables in the development stage and to production entities when the code is migrated.
Where possible the link will display the manual that corresponds to the version of the current connection.The result set of a three table Cartesian product will have x * y * z number of rows where x, y, z correspond to the number of rows in each table involved in the join. For passing in variables the numbers 1-8 can be used (&1, &2,...,&8) to pass the values after the command into the SQL PLUS session.To be prompted for a specific variable, place the ampersanded variable in the code itself: “select * from dba_tables where owner=&owner_name;” .Data Manipulation Language is used to Perform below Operations:• Insertion of data into the database • Retrieval of data from the database • Updating data in the database • Deletion of data in the database Data Control Language (DCL) allows us to control access to the database.
'DCL' commands include- 'GRANT' to allow specific users to perform specified tasks 'REVOKE' to cancel previously denied or granted permissions MS Access was launched in 1992 by Microsoft Corporation as part of MS Office.
)This comparison tests if value-1 matches value-2 or matches value-3, and so on. For example, SELECT * FROM s When the From List contains multiple tables, commas separate the table names.