RE: reads by KTSJ

From: Noveljic Nenad <>
Date: Wed, 13 May 2020 10:04:20 +0000
Message-ID: <>

The extent has 8192 blocks. (Block size is 8k.)

It is the 1573th block in the extent.

SQL> select extent_id from dba_extents where file_id=12 and 419748 between block_id and block_id+blocks-1 ;



SQL> select block_id,blocks from dba_extents where file_id=12 and extent_id=249 ;

---------- ----------

    418176 8192

select 419748-block_id+1 from dba_extents where file_id=12 and extent_id=249 ;



Best regards,


From: <> On Behalf Of Jonathan Lewis Sent: Mittwoch, 13. Mai 2020 11:50
To: ORACLE-L ( <> Subject: Re: reads by KTSJ

What size is the extent that it's sitting inside, and which block of the extent is it ?

Jonathan Lewis

Please consider the environment before printing this e-mail. Bitte denken Sie an die Umwelt, bevor Sie dieses E-Mail drucken.

<html xmlns="">
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
<style type="text/css">p { font-family: Arial;font-size:9pt }</style>
<br>Important Notice</br>
<br />
This message is intended only for the individual named. It may contain confidential or privileged information. If you are not the named addressee you should in particular not disseminate, distribute, modify or copy this e-mail. Please notify the sender immediately by e-mail, if you have received this message by mistake and delete it from your system.<br /> Without prejudice to any contractual agreements between you and us which shall prevail in any case, we take it as your authorization to correspond with you by e-mail if you send us messages by e-mail. However, we reserve the right not to execute orders and instructions transmitted by e-mail at any time and without further explanation.<br /> E-mail transmission may not be secure or error-free as information could be intercepted, corrupted, lost, destroyed, arrive late or incomplete. Also processing of incoming e-mails cannot be guaranteed. All liability of Vontobel Holding Ltd. and any of its affiliates (hereinafter collectively referred to as "Vontobel Group") for any damages resulting from e-mail use is excluded. You are advised that urgent and time sensitive messages should not be sent by e-mail and if verification is required please request a printed version.</br> Please note that all e-mail communications to and from the Vontobel Group are subject to electronic storage and review by Vontobel Group. Unless stated to the contrary and without prejudice to any contractual agreements between you and Vontobel Group which shall prevail in any case, e-mail-communication is for informational purposes only and is not intended as an offer or solicitation for the purchase or sale of any financial instrument or as an official confirmation of any transaction.<br /> The legal basis for the processing of your personal data is the legitimate interest to develop a commercial relationship with you, as well as your consent to forward you commercial communications. You can exercise, at any time and under the terms established under current regulation, your rights. If you prefer not to receive any further communications, please contact your client relationship manager if you are a client of Vontobel Group or notify the sender. Please note for an exact reference to the affected group entity the corporate e-mail signature. For further information about data privacy at Vontobel Group please consult <a href=""></a>.<br />

Received on Wed May 13 2020 - 12:04:20 CEST

Original text of this message