What Are Mutators And Observers In Relation With The Dbms_lob Package

1.	What Are Mutators And Observers In Relation With The Dbms_lob Package?
Answer» The DBMS_LOB package has functions and procedures to MANIPULATE LOB objects. These can be categorized into mutators and observers. Mutators can modify LOB values, such as APPEND, COPY, WRITE, FILECLOSE, and FILEOPEN; whereas, observers can only READ the LOB values, such as COMPARE, INSTR, GETLENGTH, FILEEXISTS, and FILEGETNAME. The DBMS_LOB package has functions and procedures to manipulate LOB objects. These can be categorized into mutators and observers. Mutators can modify LOB values, such as APPEND, COPY, WRITE, FILECLOSE, and FILEOPEN; whereas, observers can only read the LOB values, such as COMPARE, INSTR, GETLENGTH, FILEEXISTS, and FILEGETNAME.

What Are Mutators And Observers In Relation With The Dbms_lob Package?

Answer»

The DBMS_LOB package has functions and procedures to MANIPULATE LOB objects. These can be categorized into mutators and observers. Mutators can modify LOB values, such as APPEND, COPY, WRITE, FILECLOSE, and FILEOPEN; whereas, observers can only READ the LOB values, such as COMPARE, INSTR, GETLENGTH, FILEEXISTS, and FILEGETNAME.

The DBMS_LOB package has functions and procedures to manipulate LOB objects. These can be categorized into mutators and observers. Mutators can modify LOB values, such as APPEND, COPY, WRITE, FILECLOSE, and FILEOPEN; whereas, observers can only read the LOB values, such as COMPARE, INSTR, GETLENGTH, FILEEXISTS, and FILEGETNAME.

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