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Alexandr Lyapunov authored
The upsert squash process must not touch or take into consideration
non-committed statemens because they are owned by TX manager and
thus might be changed or removed by it's will.
Add a committed read view in TX manager (in addition to global
read view) that allows to see only committed statements.
Use the read view in squash process.
Move upsert count calculation, simple inplace upsert
squash and upsert process invocation from preparation stage to
commit stage of TX; without this change after a squash process
prepared statements will not get a change to use simple inplace
upsert squash.

fix gh-2382.
3dfd6a05
History

Tarantool

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http://tarantool.org

Tarantool is an in-memory database and application server.

Key features of the application server:

  • 100% compatible drop-in replacement for Lua 5.1, based on LuaJIT 2.1. Simply use #!/usr/bin/tarantool instead of #!/usr/bin/lua in your script.
  • full support for Lua modules and a rich set of own modules, including cooperative multitasking, non-blocking I/O, access to external databases, etc

Key features of the database:

  • MsgPack data format and MsgPack based client-server protocol
  • two data engines: 100% in-memory with optional persistence and a 2-level disk-based B-tree, to use with large data sets
  • multiple index types: HASH, TREE, RTREE, BITSET
  • asynchronous master-master replication
  • authentication and access control
  • the database is just a C extension to the app server and can be turned off

Supported platforms are Linux/x86 and FreeBSD/x86, Mac OS X.

Tarantool is ideal for data-enriched components of scalable Web architecture: queue servers, caches, stateful Web applications.

To download and install Tarantool as a binary package for your OS, please visit https://tarantool.org/download.html.

To build Tarantool from source, see detailed instructions in the Tarantool documentation at https://tarantool.org/doc/dev_guide/building_from_source.html.

Please report bugs at http://github.com/tarantool/tarantool/issues We also warmly welcome your feedback in the discussion mailing list, tarantool@googlegroups.com.

Thank you for your interest in Tarantool!