2009-07-29 02:14
In my previous article ANYDATA, we have seen how to store a value in a table column or PL/SQL variable of type ANYDATA. Now we will move further to know, how to access the stored values.Simi… Read More
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2009-07-23 15:01
1) About reportsA report consists of objects that collectively define the report:1)data model objects (queries, groups, columns, links, user parameters)2)layout objects (repeating frames, fr… Read More
2009-07-23 15:01
Character DatatypesData TypeSyntaxOracle 9iOracle 10gOracle 11gExplanation(if applicable)char(size)Maximum size of 2000 bytes.Maximum size of 2000 bytes.Maximum size of 2000 bytes.Where siz… Read More
2009-07-23 15:01
Question: In PSQL, I want to declare a cursor within cursor. The second cursor should use a value from the first cursor in the "where clause". How can I do this?Answer: Below is an example… Read More
2009-07-23 15:01
In Oracle/PLSQL, the to_date function converts a string to a date.The syntax for the to_date function is:to_date( string1, [ format_mask ], [ nls_language ] )string1 is the string that will… Read More
2009-07-23 15:01
Whenever we need to pass the value for a database table column of type ANYDATA or to store a variable in PL/SQL block of type ANYDATA, we need to use the ANYDATA.CONVERTXXXX built-in, where… Read More
2009-07-23 15:01
DecHexOctCharDescription00000null11001start of heading22002start of text33003end of text44004end of transmission55005enquiry66006acknowledge77007bell88010backspace99011horizontal tab10A012n… Read More
2009-07-23 15:01
In Oracle/PLSQL, the ascii function returns the NUMBER code that represents the specified character.The syntax for the ascii function is:ascii( single_character )single_character is the spe… Read More
2009-07-23 15:01
In Oracle/PLSQL, the asciistr function converts a string in any character set to an ASCII string using the database character set.The syntax for the asciistr function is:asciistr( string )s… Read More
2009-07-23 15:01
The USER_JOBS Data Dictionary provides the details of all the jobs scheduled by the user. The following columns form the USER_JOBS table. JOB Identifier of job. Neither import/export… Read More
2009-07-23 15:01
An Oracle database cannot determine the work done by a packaged function when the function is executed from inside a DML statement. Therefore, if packaged functions are to be executed from w… Read More
2009-07-23 15:01
In Oracle/PLSQL, the decode function has the functionality of an IF-THEN-ELSE statement.The syntax for the decode function is:decode( expression , search , result [, search , result]... [… Read More
2009-07-23 15:01
In Oracle/PLSQL, the to_char function converts a number or date to a string.The syntax for the to_char function is:to_char( value, [ format_mask ], [ nls_language ] )value can either be a n… Read More
2009-07-23 15:01
ANYDATA is a new data type introduced with Oracle 9i. As the name implies, it allows the user to store values of any data type (Oracle Defined/User defined) in it.ANYDATA data type, could be… Read More
2009-07-23 15:01
Oracle Database 11g Top New Features:Database ReplayExplore Database Replay, the new tool that captures SQL statements and lets you replay them at will.Transaction ManagementGet an introduct… Read More
2009-07-23 15:01
Hi,Try to answer the following question.Is it possible to create a trigger using “CREATE OR REPLACE TRIGGER TRIGGER_NAME”, where the trigger_name is already being used by another… Read More
2009-07-23 15:01
We all know, that the default format support by Oracle (from 9i) is DD-Mon-RR.Does this mean, we need to give the same format, while inserting records to the table?. If your answer is Yes, t… Read More
2009-07-23 15:01
Understanding The Basic Terminologies: Tablespaces, Extents, and BlocksAn Oracle database can contain many files. But you don't directly choose which file to store your data in. Instead, you… Read More
2009-07-23 15:01
Hi,I would like to share, some details on “Mutating and Constraining table in Oracle”. Mutating error won’t occur when we go for statement level trigger. In general, it is… Read More
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