#!/usr/bin/ksh
# whatfreespace_blocks ()
#-----------------------------------------------------------------------------#
#    Module Name:  whatfreespace_blocks#u                                     #
#                                                                             #
#    Purpose:      Report on the Tablespace Freespace Blocks.                 #
#                  Tablespace-Data must be Coalesced and the                  #
#                  in order to RESIZE the Datafile.                           #
#                                                                             #
#    Maintenance                                                              #
#    Date          Author        Description                                  #
#    -----------   ------------ --------------------------------------------  #
#    03-May-2012   M.Barone     Module design/creation                        #
#                                                                             #
#-----------------------------------------------------------------------------#

{
        DIRNAM=$(dirname $0)
        ORASID=$(echo $CONTEXT_NAME | cut -f1 -d'_')
        HNAME=$(uname -n)
                
        clear
        echo
        echo  " #--------------------------------------------------------#"
        echo  " # whatfreespaceblocks: Oracle Tablespace Block Freespace #"
        echo  " #--------------------------------------------------------#"
        echo
        read TBLNM?" Please Enter the [Tablespace-Name] Example: SYSAUX: "

        echo  " Connecting as SYSDBA"
        sleep 2

        clear

#----------------------------------------------------------------------------#
#  SQL*Plus ("Here-Document")                                                #
#------------------------------------------------------------------------ ---#
sqlplus  -s  /nolog  <<-END_FILE

        CONNECT / AS SYSDBA

        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        80
        set     pagesize        999

        SPOOL /tmp/whatfreespace_blocks_$$.txt

        COLUMN  datevalue       NOPRINT NEW_VALUE       DATEVAR
        COLUMN  timevalue       NOPRINT NEW_VALUE       TIMEVAR

        COLUMN  tname   FORMAT  A12 HEADING 'Tablespace|Name'
        COLUMN  fname   FORMAT  A24 HEADING 'File Name'
        COLUMN  blkid   FORMAT  9999999999      HEADING 'Block|ID'
        COLUMN  blcnt   FORMAT  9999999         HEADING 'Block|Count'
        COLUMN  bycnt   FORMAT  99999999999     HEADING 'Byte|Count'
        COLUMN  rlfno   FORMAT  9999            HEADING 'Relavive|File|Number'

        BREAK   ON  bycnt  skip     0         ON REPORT
        BREAK   ON  blcnt  skip     0         ON REPORT
        COMPUTE SUM LABEL 'Total'  OF  bycnt  ON REPORT
        COMPUTE SUM LABEL 'Total'  OF  blcnt  ON REPORT

        TTITLE  CENTER  'Oracle Tablespaces Freespace Block-Ids'        -
                LEFT    DATEVAR                                         -
                RIGHT   'Page:'         FORMAT 999 SQL.pno      skip 1  -
                CENTER  'whatfreespace_blocks -- Sorted By Block-ID'     -
                LEFT    TIMEVAR                                 skip 1  -

        SELECT  TO_CHAR(sysdate, 'DD-MON-YY')   datevalue,
                TO_CHAR(sysdate, 'HH24:MI:SS')  timevalue,
                FREE.tablespace_name    tname,
                DATA.file_name          fname,
                FREE.block_id           blkid,
                FREE.bytes              bycnt,
                FREE.blocks             blcnt,
                FREE.relative_fno       rlfno
          FROM  sys.dba_free_space      FREE,
                sys.dba_data_files      DATA
         WHERE  FREE.file_id      =     DATA.file_id
         AND    FREE.tablespace_name    = '${TBLNM}'
        ORDER BY FREE.block_id;

        EXIT;

END_FILE

echo
echo "Please see /tmp/whatfreespace_blocks_$$.txt"
echo
}

