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[HACKERS] How to read a value when it is VARATT EXTERNAL ONDISK from logicalreplication decoder - Mailing list pgsql-hackers

From Adam Dratwiński
Subject [HACKERS] How to read a value when it is VARATT EXTERNAL ONDISK from logicalreplication decoder
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Msg-id CAKg6ypKcxWmMNT3VZ8WH5TjhJNfD_+dUebBAc_CG-nFTgg_SfQ@mail.gmail.com
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Responses Re: [HACKERS] How to read a value when it is VARATT EXTERNAL ONDISKfrom logical replication decoder  (Andres Freund <andres@anarazel.de>)
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Hello everyone,

I am writing a custom logical replication decoder, and I took test decoder from Postgres sources as an example. 

Could anyone tell me how to read "unchanged toast datum" in case it is VARTT_IS_EXTERNAL_ONDISK. 

In the test decoder it is ignored:


Cheers
Adam

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