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Product-specific Packages
The Oracle and different Oracle tools are supplied with the product-specific packages which help you to build the PL/SQL-based applications. For illustration, the Oracle is supplied with a lot of utility packages, a few of that are highlighted below.
DBMS_STANDARD
The Package DBMS_STANDARD gives language facilities which help your application interact with the Oracle. For illustration, the procedure raise_application_error issue a user-defined error messages. In that way, you can report the errors to an application and evade returning the unhandled exceptions.
DBMS_ALERT
The Package DBMS_ALERT use the database triggers to alert an application when the definite database values change. The alerts are asynchronous (i.e., they operate separately of any timing mechanism) and transaction based. For illustration, a company may use this package to update the value of its investment portfolio as the new stock and bond quotes arrive.
OPEN-FOR Statement The OPEN-FOR statements execute the multi-row query related with a cursor variable. It also allocates the resources used by the Oracle to process the query a
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I need a query for PL/SQL, selecting names with cursor, goes down the list, assigns usernames (initials001) based on initials in the name. If two names have same initials the user
LOB Types The large object (LOB) datatypes like BFILE, BLOB, CLOB, and NCLOB store the blocks of unstructured data (like graphic images, text, video clips, and sound waveforms)
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Existential Quantification - SQL Existential quantification-stating that something is true of at least one object under consideration-can be expressed by OR(r,c), meaning tha
Magento change address format depending on store Project Description: What I need is that depending on the store in which the customer bought the address should change the fo
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Using a join on 2 tables, select all columns and 10 rows from the 2 tables without the use of a Cartesian product. Query: SELECT * FROM EMPLOYEE1 E JOIN STAFF S ON E.EMP_
SELECT a.child_fname,a.child_lname,concat(b.parent_title,b.parent_fname), b.parent_lname,b.parent_tphone FROM child a,parent b WHERE a.parent_id=b.parent_id ORDER BY a.child_fnam
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