[Tarantool-patches] [PATCH v2 00/16] Transaction engine for memtx engine

[Aleksandr Lyapunov]

Implement a transaction engine that would allow yieding etc.
That is a draft, work is still in progress.

GH issue: https://github.com/tarantool/tarantool/issues/4897
GH branch: https://github.com/tarantool/tarantool/tree/alyapunov/gh-4897-memtx-tx-engine-v6

Difference from previous version:
 - txm_story simplified
 - comments added
 - lost of tests are passed now


Aleksandr Lyapunov (16):
  Update license file (2020)
  Check data_offset overflow in struct tuple
  tx: introduce dirty tuples
  vinyl: rename tx_manager -> vy_tx_manager
  tx: save txn in txn_stmt
  tx: add TX status
  tx: save preserve old tuple flag in txn_stmt
  tx: introduce tx manager
  tx: introduce prepare sequence number
  tx: introduce txn_stmt_destroy
  tx: introduce conflict tracker
  introduce tuple smart pointers
  tx: introduce txm_story
  tx: indexes
  tx: introduce point conflict tracker
  tx: use new tx manager in memtx

 LICENSE                               |   2 +-
 src/box/errcode.h                     |   1 +
 src/box/memtx_bitset.c                |  28 +-
 src/box/memtx_engine.c                |  69 ++-
 src/box/memtx_hash.c                  |  60 ++-
 src/box/memtx_rtree.c                 |  27 +-
 src/box/memtx_space.c                 |  29 ++
 src/box/memtx_tree.c                  |  73 ++-
 src/box/tuple.c                       |  12 +-
 src/box/tuple.h                       |  62 ++-
 src/box/tuple_format.c                |   4 +-
 src/box/txn.c                         | 942 +++++++++++++++++++++++++++++++++-
 src/box/txn.h                         | 192 +++++++
 src/box/vinyl.c                       |  30 +-
 src/box/vy_stmt.c                     |   9 +
 src/box/vy_tx.c                       |  49 +-
 src/box/vy_tx.h                       |  33 +-
 src/main.cc                           |   3 +
 test/box/error.result                 |   1 +
 test/box/huge_field_map.result        |  49 ++
 test/box/huge_field_map.test.lua      |  22 +
 test/box/huge_field_map_long.result   |  51 ++
 test/box/huge_field_map_long.test.lua |  28 +
 test/box/suite.ini                    |   1 +
 24 files changed, 1673 insertions(+), 104 deletions(-)
 create mode 100644 test/box/huge_field_map.result
 create mode 100644 test/box/huge_field_map.test.lua
 create mode 100644 test/box/huge_field_map_long.result
 create mode 100644 test/box/huge_field_map_long.test.lua

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2.7.4