[PATCH v4 0/4] box: functional indexes
Kirill Shcherbatov
kshcherbatov at tarantool.org
Wed Jul 24 10:36:06 MSK 2019
This patchset introduces functional indexes in memtx.
Functional index is an index that use user-defined function to extract
a key by tuple.
In current implementation only persistent deterministic sandboxed Lua
function previously created with box.schema.func.create may be used
in functional index.
This provides a potential ability to support new languages to
transparently extend supported extractors in future (e.g. SQL extractor,
C extractor).
Because an _index space is loaded before _func space, functional index
initially created in "disabled state". Then, on loading from a new space
_func_index, it completely rebuilds.
Comment:
- I'll send a follow-up patch to specify function by name a bit later.
Changes in version 4:
- functional indexes are implemented with memtx_tree vtab like
version 1 did
- index object doesn't use hash at all
http://github.com/tarantool/tarantool/tree/kshch/gh-1260-functional-index-new
https://github.com/tarantool/tarantool/issues/1260
Kirill Shcherbatov (4):
box: introduce tuple_chunk infrastructure
box: generalize memtx_multikey_tree methods
box: refactor memtx_tree_delete_identical
box: introduce functional indexes
src/box/alter.h | 1 +
src/box/errcode.h | 1 +
src/box/func_key.h | 117 +++++
src/box/index.h | 9 +
src/box/index_def.h | 16 +
src/box/key_def.h | 22 +-
src/box/schema_def.h | 9 +
src/box/tuple.h | 28 ++
src/box/tuple_format.h | 9 +
src/lib/salad/bps_tree.h | 9 +-
src/box/func_key.c | 135 ++++++
src/box/index_def.c | 21 +-
src/box/key_def.c | 32 +-
src/box/lua/key_def.c | 2 +-
src/box/memtx_engine.c | 29 ++
src/box/memtx_space.c | 18 +
src/box/memtx_tree.c | 334 +++++++++++++-
src/box/sql.c | 2 +-
src/box/sql/build.c | 2 +-
src/box/sql/select.c | 2 +-
src/box/sql/where.c | 2 +-
src/box/tuple.c | 8 +
src/box/vinyl.c | 9 +-
src/box/vy_stmt.c | 2 +
test/unit/luaT_tuple_new.c | 2 +-
test/unit/merger.test.c | 4 +-
src/box/CMakeLists.txt | 1 +
src/box/alter.cc | 107 ++++-
src/box/bootstrap.snap | Bin 5863 -> 5914 bytes
src/box/index.cc | 28 ++
src/box/lua/schema.lua | 20 +
src/box/lua/space.cc | 7 +
src/box/lua/upgrade.lua | 18 +
src/box/schema.cc | 12 +-
src/box/tuple_compare.cc | 104 ++++-
src/box/tuple_extract_key.cc | 29 +-
src/box/tuple_hash.cc | 1 +
test/app-tap/tarantoolctl.test.lua | 4 +-
test/box-py/bootstrap.result | 5 +
test/box/access.result | 3 +
test/box/access.test.lua | 1 +
test/box/access_misc.result | 132 +++---
test/box/access_sysview.result | 6 +-
test/box/alter.result | 7 +-
test/box/bitset.result | 24 +
test/box/bitset.test.lua | 9 +
test/box/hash.result | 24 +
test/box/hash.test.lua | 9 +
test/box/misc.result | 1 +
test/box/rtree_misc.result | 24 +
test/box/rtree_misc.test.lua | 9 +
test/engine/engine.cfg | 5 +-
test/engine/functional.result | 690 +++++++++++++++++++++++++++++
test/engine/functional.test.lua | 233 ++++++++++
test/unit/bps_tree.cc | 8 +-
test/unit/bps_tree.result | 4 +-
test/vinyl/misc.result | 23 +
test/vinyl/misc.test.lua | 9 +
test/wal_off/alter.result | 2 +-
59 files changed, 2251 insertions(+), 133 deletions(-)
create mode 100644 src/box/func_key.h
create mode 100644 src/box/func_key.c
create mode 100644 test/engine/functional.result
create mode 100644 test/engine/functional.test.lua
--
2.22.0
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