All pull requests

Pull requests

• perf(kernel): cut per-query Python work for small results

  #1059·vuanhphung opened Nov 14, 2026Collaborator·3 tasks done·

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  6

• Complete Volume file operations through the kernel backend

  kernel-e2e
  #1057·aakash-saravanan-db opened Nov 13, 2026Collaborator·

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  8

• perf(kernel): import pyarrow on the first result instead of in connect() (stacked on #1049)

  #1053·vuanhphung opened Nov 13, 2026Collaborator·3 tasks done·

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  21

• fix: stop a connection from keeping every cursor it created

  #1052·vuanhphung opened Nov 13, 2026Collaborator·3 tasks done·

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• perf: don't import the Python HTTP and OAuth client stack in connect()

  #1051·vuanhphung opened Nov 13, 2026Collaborator·3 tasks done·

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  17

• perf(kernel): skip the Python telemetry client on use_kernel connections

  #1050·vuanhphung opened Nov 13, 2026Collaborator·5 tasks done·

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  4

• perf: import pandas on first row conversion instead of in connect()

  #1049·vuanhphung opened Nov 13, 2026Collaborator·3 tasks done·

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  26

• perf(kernel): convert small results to rows without pandas

  #1048·vuanhphung opened Nov 13, 2026Collaborator·3 tasks done·

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  12

• perf: pause the GC while rows are built (optional, stacked on #1039)

  #1043·vuanhphung opened Nov 12, 2026Collaborator·4 tasks done·

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  27

• perf(thrift): send only CloseSession when closing a connection with open cursors

  #1042·vuanhphung opened Nov 12, 2026Collaborator·4 tasks done·

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  4

• perf(thrift): skip unsafe payload log records nothing can receive

  #1041·vuanhphung opened Nov 12, 2026Collaborator·3 tasks done·

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• perf(telemetry): serialize telemetry events without dataclasses.asdict

  #1040·vuanhphung opened Nov 12, 2026Collaborator·4 tasks done·

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• perf: convert large Arrow results to rows in slices

  #1039·vuanhphung opened Nov 12, 2026Collaborator·4 tasks done·

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  5

• perf(thrift): prefetch CloudFetch links while earlier files download

  #1038·vuanhphung opened Nov 12, 2026Collaborator·4 tasks done·

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  123

• perf(thrift): decode inline Arrow results in one call, into memory returned on free

  #1037·vuanhphung opened Nov 12, 2026Collaborator·4 tasks done·

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  66

• perf(thrift): fetch more inline rows per round trip for fetchall and large fetchmany

  #1033·vuanhphung opened Nov 12, 2026Collaborator·4 tasks done·

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• perf(cloudfetch): cut peak memory of large CloudFetch results

  #1032·vuanhphung opened Nov 12, 2026Collaborator·4 tasks done·

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  14

• perf: share SSL contexts across connections to speed up connect()

  #1031·vuanhphung opened Nov 12, 2026Collaborator·4 tasks done·

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  27

• perf(thrift): request about one CloudFetch file per download thread

  #1030·vuanhphung opened Nov 12, 2026Collaborator·4 tasks done·

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  19

• Escape _ in metadata catalog_name by default (behavior change)

  #1029·vuanhphung opened Nov 12, 2026Collaborator·5 tasks done·

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  20

• perf(telemetry): don't let slow or rate-limited telemetry delay interpreter exit

  #1028·vuanhphung opened Nov 12, 2026Collaborator·4 tasks done·

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  4

• feat(volume): enable native SQL file transfers

  #1025·aakash-saravanan-db opened Nov 11, 2026Collaborator·

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  220

• learn: retrospective learnings

  engineer-bot-learning
  #1018·peco-engineer-bot[bot] opened Nov 10, 2026Bot·

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  2

• fix: populate rowcount after async DML completion

  #1016·aakash-saravanan-db opened Nov 10, 2026Collaborator·3 tasks done·

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  45

• Iterating a cursor or calling fetchone() in a loop is 100x+ slower than fetchall() (affects SQLAlchemy) (#981)

  engineer-bot
  #1007·peco-engineer-bot[bot] opened Oct 29, 2026Bot·23 tasks done·

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  211