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Re: set_config with is_local parameter true escapes transaction boundaries - Mailing list pgsql-bugs

From Tom Lane
Subject Re: set_config with is_local parameter true escapes transaction boundaries
Date
Msg-id 392925.1673397546@sss.pgh.pa.us
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In response to set_config with is_local parameter true escapes transaction boundaries  (Ruslan Talpa <ruslan.talpa@subzero.cloud>)
Responses Re: set_config with is_local parameter true escapes transaction boundaries
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Ruslan Talpa <ruslan.talpa@subzero.cloud> writes:
> When executing set_config with the parameter ‘is_local’ set to true within a transaction, it is expected that the
configvalue is not available after the transaction however once the config is set in any transaction, current_setting
willreturn an empty string instead of null 

The GUC infrastructure doesn't recognize null as a value, so you
are making a distinction that the system doesn't.

            regards, tom lane

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