E-Business: What Database Files (Display Database Files and Sizes)

#!/usr/bin/ksh
#whatdbfiles ()
#------------------------------------------------------------------------------#
#    Module Name:  whatdbfiles                                                 #
#                                                                              #
#    Purpose:      Report on the DBA_DB_FILES                                  #
#                                                                              #
#    Maintenance                                                               #
#    Date          Author        Description                                   #
#    -----------   ------------  --------------------------------------------  #
#    10-Oct-2009   M.Barone      Module design/creation                        #
#------------------------------------------------------------------------------#
{
        DIRNAM=$(dirname $0)
        ORASID=$(echo $CONTEXT_NAME | cut -f1 -d'_')
        HNAME=$(uname -n)
        #----------------------------------------------------------------------#
        #  TEST:  Number ($#) of arguments passed to this function?            #
        #----------------------------------------------------------------------#
        if      [ $# = 0 ]
        then
            clear
            echo
            echo  " #--------------------------------------------------------#"
            echo  " # whatdbfiles:                       Oracle DBA_DB_LINKS #"
            echo  " #--------------------------------------------------------#"
            echo                                                              
            echo  " Connecting as SYSDBA"
            sleep 2
            clear
        else
            PASSWD=$1
            clear
        fi
#------------------------------------------------------------------------------#
#  Initialize                                                                  #
#------------------------------------------------------------------------------#
        SPOOLNM=/tmp/whatdbfiles_$$.txt
#------------------------------------------------------------------------------#
#  SQL*Plus ("Here-Document")                                                  #
#------------------------------------------------------------------------------#
sqlplus  -s  /nolog  <<-END_FILE
        CONNECT /  AS SYSDBA
        SPOOL ${SPOOLNM}
        clear   BREAKS
        clear   BUFFER
        clear   COLUMNS
        clear   COMPUTES
        clear   SCREEN
        clear   SQL
        clear   TIMING
        set     feedback        off
        set     flush           on
        set     heading         on
        set     pause           off
        set     space           1
        set     termout         on
        set     verify          on
        set     linesize        95
        set     pagesize        999
        prompt #---------------------------------------------------------------#
        prompt #- What (whatdbfiles)                                          -#
        prompt #---------------------------------------------------------------#
        COLUMN  datevalue       NOPRINT NEW_VALUE       DATEVAR
        COLUMN  timevalue       NOPRINT NEW_VALUE       TIMEVAR
        COLUMN  tablespace_name FORMAT  A19 Heading 'Tablespace'    WORD_WRAPPED
        COLUMN  file_name       FORMAT  A45 Heading 'DBF FileName'  WORD_WRAPPED
        COLUMN  bytes           FORMAT  99999999999  -
                                            Heading 'Tablespace|Size(Bytes)'
        COLUMN  maxbytes        FORMAT  9999999999  -
                                            Heading 'Auto|Extend|Size|(Bytes)'
        COLUMN  autoextensible  FORMAT  A4  Heading 'Auto|Extd'
        TTITLE  LEFT    DATEVAR                                         -
                RIGHT   'Page:'         FORMAT 999 SQL.pno              -
                CENTER  'Tablespace AutoExtend DBA Report'      skip 1  -
                LEFT    TIMEVAR                                         -
                CENTER  'Oracle Tablespace/File Name'           skip 2
        SELECT  TO_CHAR(sysdate, 'DD-MON-YY')   datevalue,
                TO_CHAR(sysdate, 'HH24:MI:SS')  timevalue,
                tablespace_name, file_name,  bytes,  maxbytes, autoextensible
        FROM    sys.dba_data_files
        ORDER  BY  tablespace_name,  file_name;
END_FILE
print
print  "Please see  /tmp/whatdbfiles_$$.txt"
print
}