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Lesson 07

"Opportunities multiply as they are seized." - Sun Tzu


Read first then play the video:

   OEM-VIDEO -Managing Database Objects


Managing Database Objects using OEM



As a DBA, you are responsible for managing database objects. The following is a summary of your task:



Selecting a target database

Creating a table

Adding columns and Datatypes

Changing column attributes

Defining a default storage parameter

Creating a public synonym

Obtaining SQL statement syntaxes



Expand the Database item.

Expand the SCHOOL database.

Expand the Schema item.

Expand the Table item.

Highlight "Table", right click on it and select "Create."

Enter a table name, such as JOBS.

Change its schema to ISLEF.

Change its tablespace to ISELF_DATA.

Use it as a standard table.

Add a column with the VARCHAR2 datatype.

Add a second column with the NUMBER datatype.

Add a third column with the DATE datatype.

Make the COL2 column nullable.

In the Storage tab, enter the custom default storage size. We assume from the pervious Hands-On exercises, and at this level you understand all the parameter on this screen.

Once you've finished, click "Show SQL" to browse through the SQL statement.

Click "Create."
The table has been created.

Highlight "Synonym" and create a public synonym for the JOBS table.

Enter the public synonym name, such as JOBS.

Make sure its schema is PUBLIC.

It is a local database.

The type is table.

The schema is ISLEF.

And, object is JOBS.

Click "Show SQL" to browse through the SQL statement and then click "Create."

The synonym was created.