How can i delete the duplicates based on one column of a line Post: 302340627

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Top Forums Shell Programming and Scripting How can i delete the duplicates based on one column of a line Post 302340627 by rdhanek on Tuesday 4th of August 2009 05:20:34 AM

08-04-2009

Registered User

How can i delete the duplicates based on one column of a line

I have my data something like this

Code:

(08/03/2009 22:57:42.414)(:) king aaaaaaaaaaaaaaaa bbbbbbbbbbbbbbbbbbbbbb
(08/03/2009 22:57:42.416)(:) John cccccccccccc cccccvssssssssss baaaaa
(08/03/2009 22:57:42.417)(:) Michael ddddddd tststststtststts
(08/03/2009 22:57:42.425)(:) Ravi vvvvvvvvvvvvvvvvvvsssssssss bsbbbbs
(08/03/2009 22:57:42.426)(:) John bgbhhhhhhhhhhhhhhhhh dddddddddddddd
(08/03/2009 22:57:42.427)(:) king hhhhhhhhhhhhhssssss rr

Here i need to take the 3rd column as the key foir finding the duplicate rows. I need the output to have the rows with only one king,one john and so on...

Output expected :

Code:

(08/03/2009 22:57:42.414)(:) king aaaaaaaaaaaaaaaa bbbbbbbbbbbbbbbbbbbbbb
(08/03/2009 22:57:42.416)(:) John cccccccccccc cccccvssssssssss baaaaa
(08/03/2009 22:57:42.417)(:) Michael ddddddd tststststtststts
(08/03/2009 22:57:42.425)(:) Ravi vvvvvvvvvvvvvvvvvvsssssssss bsbbbbs

can some expert help me with this? this will be very helpful for my script.

rdhanek

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cpg_zcb_free

CPG_ZCB_FREE(2009-04-15)												  CPG_ZCB_FREE(2009-04-15)

NAME

       cpg_zcb_free - Frees a zero copy buffer #include <corosync/cpg.h>

       int cpg_zcb_fre(cpg_handle_t handle, void *buffer);

DESCRIPTION

       The cpg_zcb_free function will free a zero copy buffer.

       The argument handle describes the handle on which the buffer will be allocated.

       The argument buffer is the zero copy buffer to free.

RETURN VALUE

       This call returns the CS_OK value if successful, otherwise an error is returned.

ERRORS

       The errors are undocumented.

SEE ALSO

       cpg_overview(8),  cpg_initialize(3),  cpg_finalize(3),  cpg_fd_get(3),  cpg_dispatch(3),  cpg_join(3),  cpg_leave(3),  cpg_mcast_joined(3),
       cpg_membership_get(3) cpg_zcb_alloc(3) cpg_zcb_free(3) cpg_zcb_mcast_joined(3) cpg_context_get(3) cpg_context_set(3) cpg_local_get(3)

       CS_ERR_TRY_AGAIN Resource temporarily unavailable

       CS_ERR_INVALID_PARAM Invalid argument

       CS_ERR_ACCESS Permission denied

       CS_ERR_LIBRARY The connection failed

       CS_ERR_INTERRUPT System call inturrupted by a signal

       CS_ERR_NOT_SUPPORTED The requested protocol/functuality not supported

       CS_ERR_MESSAGE_ERROR Incorrect auth message received

       CS_ERR_NO_MEMORY Not enough memory to completed the requested task

Corosync Cluster Engine Programmer's Manual			 corosync Man Page					  CPG_ZCB_FREE(2009-04-15)