feat: IbisBackend adoption capabilities — raw driver access, cross-dialect transactions, session-option preservation (#100) - #101

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discreteds merged 15 commits into

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feature/ibisbackend-adoption-capabilities

Jul 17, 2026

Commits on Jul 17, 2026

feat(ibis): raw_handle_attr on DialectSpec (Gap 2)

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20d6181
feat(core): Backend.raw_driver_connection protocol method (Gap 2)

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37fd61b
docs(core): explicit non-DBAPI-conformance caveat on raw_driver_connection (Gap 2)

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feat(ibis): IbisBackend.raw_driver_connection (Gap 2)

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feat(iceberg): raw_driver_connection protocol conformance (Gap 2)

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79a5d77
feat(ibis): transaction_support + begin_statement on DialectSpec; TransactionUnsupportedError (Gap 3)
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32a7260
feat(ibis): shared _raw transport + core warn_once + reentrant transaction machinery with probes (Gap 3)
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ad75dbf
feat(ibis): IbisBackend.transaction reentrant context (Gap 3)
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feat(iceberg): transaction() declines (Gap 3 protocol conformance)

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test(ibis): live postgres transaction gate (Gap 3)
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357c802
feat(ibis): SessionOption + adoption_mutations on DialectSpec (Gap 1)
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feat(ibis): session-option snapshot/restore/apply helpers (Gap 1)
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feat(ibis): from_raw_connection(preserve_session=) constructor (Gap 1)
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feat(ibis): apply_session_options= on from_ibis_connection (Gap 1)
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e042c64
fix(ibis): final-review hardening — raw_fetch_scalar single-exec, NONE-tx no-op without connection, apply_options warns on unknown name, document non-atomic outer-entry (issue #100)

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57e31f4

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feat: IbisBackend adoption capabilities — raw driver access, cross-dialect transactions, session-option preservation (#100) - #101

feat: IbisBackend adoption capabilities — raw driver access, cross-dialect transactions, session-option preservation (#100)#101
discreteds merged 15 commits into
developfrom
feature/ibisbackend-adoption-capabilities

Commits on Jul 17, 2026

feat(ibis): raw_handle_attr on DialectSpec (Gap 2)

feat(core): Backend.raw_driver_connection protocol method (Gap 2)

docs(core): explicit non-DBAPI-conformance caveat on raw_driver_connection (Gap 2)

feat(ibis): IbisBackend.raw_driver_connection (Gap 2)

feat(iceberg): raw_driver_connection protocol conformance (Gap 2)

feat(ibis): transaction_support + begin_statement on DialectSpec; TransactionUnsupportedError (Gap 3)

feat(ibis): shared _raw transport + core warn_once + reentrant transaction machinery with probes (Gap 3)

feat(ibis): IbisBackend.transaction reentrant context (Gap 3)

feat(iceberg): transaction() declines (Gap 3 protocol conformance)

test(ibis): live postgres transaction gate (Gap 3)

feat(ibis): SessionOption + adoption_mutations on DialectSpec (Gap 1)

feat(ibis): session-option snapshot/restore/apply helpers (Gap 1)

feat(ibis): from_raw_connection(preserve_session=) constructor (Gap 1)

feat(ibis): apply_session_options= on from_ibis_connection (Gap 1)

fix(ibis): final-review hardening — raw_fetch_scalar single-exec, NONE-tx no-op without connection, apply_options warns on unknown name, document non-atomic outer-entry (issue #100)