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Add support for "READ UNCOMMITTED" transaction isolation level.

This transaction isolation level can be useful for testing, and is supported by PostgreSQL.

@elprans
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Thanks!

@elpranselprans merged commit 2f20bae into MagicStack:masterMay 30, 2023
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note that pg does not actually have a read uncommitted isolation level: https://www.postgresql.org/docs/current/transaction-iso.html

elprans added a commit that referenced this pull request Jul 7, 2023
Minor fixes and improvements. Changes ======= * Do not try to cleanup statements (#981) (by @fvannee in d2e710f for #981) * Add Pool.is_closing() method (#973) (by @singingwolfboy in 9cb2c1c for #973) * Fix test_tls_version for LibreSSL (#974) (by @CyberTailor in 7df9812 for #974) * Handle environments without home dir (#1011) (by @LeonardBesson in 172b8f6 for #1011) * fix: salt and iterations parsing for scram (#1026) (by @trigonometr in 7443a9e for #1026) * Add support for target_session_attrs (#987) (by @JesseDeLoore in bf74e88 for #987) * Add support for READ UNCOMMITTED (#1039) (by @benwah in 2f20bae for #1039) * Update benchmarks, add psycopg3 (#1042) (by @elprans in 7d4fcf0 for #1042)
@elpranselprans mentioned this pull request Jul 7, 2023
elprans added a commit that referenced this pull request Jul 7, 2023
Minor fixes and improvements. Changes ======= * Do not try to cleanup statements (#981) (by @fvannee in d2e710f for #981) * Add Pool.is_closing() method (#973) (by @singingwolfboy in 9cb2c1c for #973) * Fix test_tls_version for LibreSSL (#974) (by @CyberTailor in 7df9812 for #974) * Handle environments without home dir (#1011) (by @LeonardBesson in 172b8f6 for #1011) * fix: salt and iterations parsing for scram (#1026) (by @trigonometr in 7443a9e for #1026) * Add support for target_session_attrs (#987) (by @JesseDeLoore in bf74e88 for #987) * Add support for READ UNCOMMITTED (#1039) (by @benwah in 2f20bae for #1039) * Update benchmarks, add psycopg3 (#1042) (by @elprans in 7d4fcf0 for #1042)
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3 participants

@benwah@elprans@CaselIT