A LOB Demonstration Files

This appendix describes files distributed with the database that demonstrate how LOBs are used in supported programmatic environments. This appendix contains these topics:

PL/SQL LOB Demonstration Files
OCI LOB Demonstration Files
Visual Basic OO4O LOB Demonstration Files
Java LOB Demonstration Files

PL/SQL LOB Demonstration Files

The following table lists PL/SQL demonstration files. These files are installed in $ORACLE_HOME/rdbms/demo/lobs/plsql/. A driver program, lobdemo.sql, that calls these files is found in the same directory.

Table A-1 PL/SQL Demonstration Examples

File Name	Description	Usage Information
`fclose_c.sql`	Closing a `BFILE` with `CLOSE`	Closing a BFILE with CLOSE
`fclose_f.sql`	Closing a `BFILE` with `FILECLOSE`	Closing a BFILE with FILECLOSE
`fclosea.sql`	Closing all open `BFILE`s	Closing All Open BFILEs with FILECLOSEALL
`fcompare.sql`	Comparing all or parts of two `BFILE`s	Comparing All or Parts of Two BFILES
`fcopyloc.sql`	Copying a LOB locator for a `BFILE`	Assigning a BFILE Locator
`fdisplay.sql`	Displaying `BFILE` data	Displaying BFILE Data
`fexists.sql`	Checking if a `BFILE` exists	Determining Whether a BFILE Exists
`ffilopen.sql`	Opening a `BFILE` with `FILEOPEN`	Opening a BFILE with FILEOPEN
`ffisopen.sql`	Checking if the `BFILE` is `OPEN` with `FILEISOPEN`	Determining Whether a BFILE Is Open with FILEISOPEN
`fgetdir.sql`	Getting the directory object name and filename of a `BFILE`	Getting Directory Object Name and File Name of a BFILE
`finsert.sql`	Inserting row containing a `BFILE` by initializing a `BFILE` locator	Inserting a Row Containing a BFILE
`fisopen.sql`	Checking if the `BFILE` is open with `ISOPEN`	Determining Whether a BFILE Is Open Using ISOPEN
`flength.sql`	Getting the length of a `BFILE`	Getting the Length of a BFILE
`floadlob.sql`	Loading a LOB with `BFILE` data	Loading a LOB with BFILE Data
`fopen.sql`	Opening a `BFILE` with `OPEN`	Opening a BFILE with OPEN
`fpattern.sql`	Checking if a pattern exists in a `BFILE` using instr	Checking If a Pattern Exists in a BFILE Using INSTR
`fread.sql`	Reading data from a `BFILE`	Reading Data from a BFILE
`freadprt.sql`	Reading portion of a `BFILE` data using substr	Reading a Portion of BFILE Data Using SUBSTR
`fupdate.sql`	Updating a `BFILE` by initializing a BFILE locator	Updating a BFILE by Initializing a BFILE Locator
`lappend.sql`	Appending one LOB to another	Appending One LOB to Another
`lcompare.sql`	Comparing all or part of LOB	Comparing All or Part of Two LOBs
`lcopy.sql`	Copying all or part of a LOB to another LOB	Copying All or Part of One LOB to Another LOB
`lcopyloc.sql`	Copying a LOB locator	Copying All or Part of One LOB to Another LOB
`ldisplay.sql`	Displaying LOB data	Displaying LOB Data
`lerase.sql`	Erasing part of a LOB	Erasing Part of a LOB
`linsert.sql`	Inserting a row by initializing LOB locator bind variable	Inserting a Row by Initializing a LOB Locator Bind Variable
`linstr.sql`	Seeing if pattern exists in LOB (instr)	Patterns: Checking for Patterns in a LOB Using INSTR
`lisopen.sql`	Seeing if LOB is open	Determining Whether a LOB is Open
`listemp.sql`	Seeing if LOB is temporary	Determining Whether a LOB instance Is Temporary
`lldblobf.sql`	Using `DBMS_LOB.LOADBLOBFROMFILE` to load a `BLOB` with data from a `BFILE`	Loading a BLOB with Data from a BFILE
`lldclobf.sql`	Using `DBMS_LOB.LOADCLOBFROMFILE` to load a `CLOB` or `NCLOB` with data from a `BFILE`	Loading a CLOB or NCLOB with Data from a BFILE
`lldclobs.sql`	Using `DBMS_LOB.LOADCLOBFROMFILE` to load segments of a stream of data from a `BFILE` into different `CLOB`s	Loading a CLOB or NCLOB with Data from a BFILE
`llength.sql`	Getting the length of a LOB	Length: Determining the Length of a LOB
`lloaddat.sql`	Loading a LOB with `BFILE` data	Loading a LOB with Data from a BFILE
`lobuse.sql`	Examples of LOB API usage.	Creating Persistent and Temporary LOBs in PL/SQL
`lread.sql`	Reading data from LOB	Reading Data from a LOB
`lsubstr.sql`	Reading portion of LOB (substr)	Reading a Portion of a LOB (SUBSTR)
`ltrim.sql`	Trimming LOB data	Trimming LOB Data
`lwrite.sql`	Writing data to a LOB	Writing Data to a LOB
`lwriteap.sql`	Writing to the end of LOB (write append)	Appending to a LOB

OCI LOB Demonstration Files

The following table lists OCI demonstration files. These files are installed in $ORACLE_HOME/rdbms/demo/lobs/oci/. A driver program, lobdemo.c, that calls these files is found in the same directory, as is the header file lobdemo.h.

Table A-2 OCI Demonstration Examples

File Name	Description	Usage Information
`fclose_c.c`	Closing a `BFILE` with `CLOSE`	Closing a BFILE with CLOSE
`fclose_f.c`	Closing a `BFILE` with `FILECLOSE`	Closing a BFILE with FILECLOSE
`fclosea.c`	Closing all open `BFILE`s	Closing All Open BFILEs with FILECLOSEALL
`fcopyloc.c`	Copying a LOB locator for a `BFILE`	Assigning a BFILE Locator
`fdisplay.c`	Displaying `BFILE` data	Displaying BFILE Data
`fexists.c`	Checking if a `BFILE` exists	Determining Whether a BFILE Exists
`ffilopen.c`	Opening a BFILE with `FILEOPEN`	Opening a BFILE with FILEOPEN
`ffisopen.c`	Checking if the `BFILE` is `OPEN` with `FILEISOPEN`	Determining Whether a BFILE Is Open with FILEISOPEN
`fgetdir.c`	Getting the directory object name and filename of a `BFILE`	Getting Directory Object Name and File Name of a BFILE
`finsert.c`	Inserting row containing a `BFILE` by initializing a `BFILE` locator	Inserting a Row Containing a BFILE
`fisopen.c`	Checking if the `BFILE` is open with `ISOPEN`	Determining Whether a BFILE Is Open Using ISOPEN
`flength.c`	Getting the length of a `BFILE`	Getting the Length of a BFILE
`floadlob.c`	Loading a LOB with `BFILE` data	Loading a LOB with BFILE Data
`fopen.c`	Opening a `BFILE` with `OPEN`	Opening a BFILE with OPEN
`fread.c`	Reading data from a `BFILE`	Reading Data from a BFILE
`fupdate.c`	Updating a `BFILE` by initializing a BFILE locator	Updating a BFILE by Initializing a BFILE Locator
`lappend.c`	Appending one LOB to another	Appending One LOB to Another
`lcopy.c`	Copying all or part of a LOB to another LOB	Copying All or Part of One LOB to Another LOB
`lcopyloc.c`	Copying a LOB locator	Copying All or Part of One LOB to Another LOB
`ldisbuf.c`	Disabling LOB buffering (persistent LOBs)	Disabling LOB Buffering
`ldisplay.c`	Displaying LOB data	Displaying LOB Data
`lequal.c`	Seeing if one LOB locator is equal to another	Equality: Checking If One LOB Locator Is Equal to Another
`lerase.c`	Erasing part of a LOB	Erasing Part of a LOB
`lgetchar.c`	Getting character set id	Determining Character Set ID
`lgetchfm.c`	Getting character set form of the foreign language ad text, `ad_fltextn`	Determining Character Set Form
`linit.c`	Seeing if a LOB locator is initialized	Determining Whether LOB Locator Is Initialized
`linsert.c`	Inserting a row by initializing LOB locator bind variable	Inserting a Row by Initializing a LOB Locator Bind Variable
`lisopen.c`	Seeing if LOB is open	Determining Whether a LOB is Open
`listemp.c`	Seeing if LOB is temporary	Determining Whether a LOB instance Is Temporary
`llength.c`	Getting the length of a LOB	Length: Determining the Length of a LOB
`lloaddat.c`	Loading a LOB with `BFILE` data	Loading a LOB with Data from a BFILE
`lread.c`	Reading data from LOB	Reading Data from a LOB
`lreadarr.c`	Reading data from an array of LOB locators	LOB Array Read
`ltrim.c`	Trimming LOB data	Trimming LOB Data
`lwrite.c`	Writing data to a LOB	Writing Data to a LOB
`lwritearr.c`	Writing data into an array of LOB locators	LOB Array Write
`lwriteap.c`	Writing to the end of LOB (write append)	Appending to a LOB

Visual Basic OO4O LOB Demonstration Files

The following table lists Visual Basic OO4O demonstration files. These files are installed in $ORACLE_HOME/rdbms/demo/lobs/vb/.

Table A-3 Visual Basic OO4O Demonstration Examples

File Name	Description	Usage Information
`fclose_c.bas`	Closing a `BFILE` with `CLOSE`	Closing a BFILE with CLOSE
`fclosea.bas`	Closing all open `BFILE`s	Closing All Open BFILEs with FILECLOSEALL
`fcompare.bas`	Comparing all or parts of two `BFILE`s	Comparing All or Parts of Two BFILES
`fdisplay.bas`	Displaying `BFILE` data	Displaying BFILE Data
`fexists.bas`	Checking if a `BFILE` exists	Determining Whether a BFILE Exists
`fgetdir.bas`	Getting the directory object name and filename of a `BFILE`	Getting Directory Object Name and File Name of a BFILE
`finsert.bas`	Inserting row containing a `BFILE` by initializing a `BFILE` locator	Inserting a Row Containing a BFILE
`fisopen.bas`	Checking if the `BFILE` is open with ISOPEN	Determining Whether a BFILE Is Open Using ISOPEN
`flength.bas`	Getting the length of a `BFILE`	Getting the Length of a BFILE
`floadlob.bas`	Loading a LOB with `BFILE` data	Loading a LOB with BFILE Data
`fopen.bas`	Opening a `BFILE` with `OPEN`	Opening a BFILE with OPEN
`fread.bas`	Reading data from a `BFILE`	Reading Data from a BFILE
`freadprt.bas`	Reading portion of a `BFILE` data using substr	Reading a Portion of BFILE Data Using SUBSTR
`fupdate.bas`	Updating a `BFILE` by initializing a `BFILE` locator	Updating a BFILE by Initializing a BFILE Locator
`lappend.bas`	Appending one LOB to another	Appending One LOB to Another
`lcompare.bas`	Comparing all or part of LOB	Comparing All or Part of Two LOBs
`lcopy.bas`	Copying all or part of a LOB to another LOB	Copying All or Part of One LOB to Another LOB
`lcopyloc.bas`	Copying a LOB locator	Copying All or Part of One LOB to Another LOB
`ldisbuf.bas`	Disabling LOB buffering (persistent LOBs)	Disabling LOB Buffering
`ldisplay.bas`	Displaying LOB data	Displaying LOB Data
`lenbuf.bas`	Enabling LOB buffering	Enabling LOB Buffering
`lerase.bas`	Erasing part of a LOB	Erasing Part of a LOB
`linsert.bas`	Inserting a row by initializing LOB locator bind variable	Inserting a Row by Initializing a LOB Locator Bind Variable
`llength.bas`	Getting the length of a LOB	Length: Determining the Length of a LOB
`lloaddat.bas`	Loading a LOB with BFILE data	Loading a LOB with Data from a BFILE
`lread.bas`	Reading data from LOB	Reading Data from a LOB
`lsubstr.bas`	Reading portion of LOB (substr)	Reading a Portion of a LOB (SUBSTR)
`ltrim.bas`	Trimming LOB data	Trimming LOB Data
`lwrite.bas`	Writing data to a LOB	Writing Data to a LOB

Java LOB Demonstration Files

The following table lists Java demonstration files. These files are installed in $ORACLE_HOME/rdbms/demo/lobs/java/.

Table A-4 Java Demonstration Examples

File Name	Description	Usage Information
`fclose_c.java`	Closing a `BFILE` with `CLOSE`	Closing a BFILE with CLOSE
`fclose_f.java`	Closing a `BFILE` with `FILECLOSE`	Closing a BFILE with FILECLOSE
`fclosea.java`	Closing all open `BFILE`s	Closing All Open BFILEs with FILECLOSEALL
`fcompare.java`	Comparing all or parts of two `BFILE`s	Comparing All or Parts of Two BFILES
`fcopyloc.java`	Copying a LOB locator for a `BFILE`	Assigning a BFILE Locator
`fdisplay.java`	Displaying `BFILE` data	Displaying BFILE Data
`fexists.java`	Checking if a `BFILE` exists	Determining Whether a BFILE Exists
`ffilopen.java`	Opening a `BFILE` with `FILEOPEN`	Opening a BFILE with FILEOPEN
`ffisopen.java`	Checking if the `BFILE` is OPEN with `FILEISOPEN`	Determining Whether a BFILE Is Open with FILEISOPEN
`fgetdir.java`	Getting the directory object name and filename of a `BFILE`	Getting Directory Object Name and File Name of a BFILE
`finsert.java`	Inserting row containing a `BFILE` by initializing a `BFILE` locator	Inserting a Row Containing a BFILE
`fisopen.java`	Checking if the `BFILE` is open with `ISOPEN`	Determining Whether a BFILE Is Open Using ISOPEN
`flength.java`	Getting the length of a `BFILE`	Getting the Length of a BFILE
`fopen.java`	Opening a `BFILE` with `OPEN`	Opening a BFILE with OPEN
`fpattern.java`	Checking if a pattern exists in a `BFILE` using instr	Checking If a Pattern Exists in a BFILE Using INSTR
`fread.java`	Reading data from a `BFILE`	Reading Data from a BFILE
`freadprt.java`	Reading portion of a `BFILE` data using substr	Reading a Portion of BFILE Data Using SUBSTR
`fupdate.java`	Updating a `BFILE` by initializing a `BFILE` locator	Updating a BFILE by Initializing a BFILE Locator
`lappend.java`	Appending one LOB to another	Appending One LOB to Another
`lcompare.java`	Comparing all or part of LOB	Comparing All or Part of Two LOBs
`lcopy.java`	Copying all or part of a LOB to another LOB	Copying All or Part of One LOB to Another LOB
`lcopyloc.java`	Copying a LOB locator	Copying All or Part of One LOB to Another LOB
`ldisplay.java`	Displaying LOB data	Displaying LOB Data
`lequal.java`	Seeing if one LOB locator is equal to another	Equality: Checking If One LOB Locator Is Equal to Another
`lerase.java`	Erasing part of a LOB	Erasing Part of a LOB
`linsert.java`	Inserting a row by initializing LOB locator bind variable	Inserting a Row by Initializing a LOB Locator Bind Variable
`linstr.java`	Seeing if pattern exists in LOB (instr)	Patterns: Checking for Patterns in a LOB Using INSTR
`lisopen.java`	Seeing if LOB is open	Determining Whether a LOB is Open
`listempb.java`	Seeing if LOB is temporary	Determining Whether a LOB instance Is Temporary
`listempc.java`	Seeing if LOB is temporary	Determining Whether a LOB instance Is Temporary
`llength.java`	Getting the length of a LOB	Length: Determining the Length of a LOB
`lloaddat.java`	Loading a LOB with BFILE data	Loading a LOB with Data from a BFILE
`lread.java`	Reading data from LOB	Reading Data from a LOB
`lsubstr.java`	Reading portion of LOB (substr)	Reading a Portion of a LOB (SUBSTR)
`ltrim.java`	Trimming LOB data	Trimming LOB Data
`lwrite.java`	Writing data to a LOB	Writing Data to a LOB
`lwriteap.java`	Writing to the end of LOB (write append)	Appending to a LOB