Use queries instead. They don't change anything in the open tables.

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>1. I run 'scan' on few tables (table and sub tables) with 'scan \ scan while' index/es.
>2. I have method that giving other information from that tabless - also with same way of scan indexes.
>3. I have to run the first scan, and to retrieving information from the method.
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>I affraid that the method will change my index record in main scan.
>