[Tarantool-patches] [PATCH v4 00/12] Transaction engine for memtx engine

[Aleksandr Lyapunov]

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

Changes in V4:
 - fixed almost all suggestion from the last review
 - fixed some problems I found by myself


Aleksandr Lyapunov (12):
  vinyl: rename tx_manager -> vy_tx_manager
  txm: add TX status
  txm: save does_require_old_tuple flag in txn_stmt
  txm: introduce prepare sequence number
  txm: introduce memtx tx manager
  txm: introduce conflict tracker
  txm: introduce memtx_story
  txm: introduce snapshot cleaner
  txm: clarify all fetched tuples
  txm: use new tx manager in memtx
  test: move txn_proxy.lua to box/lua
  txm: add a test

 src/box/CMakeLists.txt          |    1 +
 src/box/lua/load_cfg.lua        |    2 +
 src/box/memtx_bitset.c          |   31 +-
 src/box/memtx_engine.c          |   38 +-
 src/box/memtx_hash.c            |   82 ++-
 src/box/memtx_rtree.c           |   32 +-
 src/box/memtx_space.c           |   40 +-
 src/box/memtx_tree.c            |  120 +++-
 src/box/memtx_tx.c              | 1202 +++++++++++++++++++++++++++++++++++++++
 src/box/memtx_tx.h              |  354 ++++++++++++
 src/box/space.c                 |    2 +
 src/box/space.h                 |    4 +
 src/box/txn.c                   |  151 ++++-
 src/box/txn.h                   |  116 +++-
 src/box/vinyl.c                 |   38 +-
 src/box/vy_scheduler.h          |    2 +-
 src/box/vy_tx.c                 |   51 +-
 src/box/vy_tx.h                 |   33 +-
 src/main.cc                     |    5 +
 test/app-tap/init_script.result |    1 +
 test/box/admin.result           |    2 +
 test/box/cfg.result             |    4 +
 test/box/lua/txn_proxy.lua      |   54 ++
 test/box/suite.ini              |    2 +-
 test/box/tx_man.lua             |   10 +
 test/box/tx_man.result          |  406 +++++++++++++
 test/box/tx_man.test.lua        |  122 ++++
 test/vinyl/suite.ini            |    2 +-
 test/vinyl/txn_proxy.lua        |   54 --
 29 files changed, 2768 insertions(+), 193 deletions(-)
 create mode 100644 src/box/memtx_tx.c
 create mode 100644 src/box/memtx_tx.h
 create mode 100644 test/box/lua/txn_proxy.lua
 create mode 100644 test/box/tx_man.lua
 create mode 100644 test/box/tx_man.result
 create mode 100644 test/box/tx_man.test.lua
 delete mode 100644 test/vinyl/txn_proxy.lua

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2.7.4