3.0-rc

What's Changed

• Feat: TRAIN MODEL on columns from multiple tables in #57
• Feat: CREATE SYNOPSIS from model on join table in c50e572
• Feat: apply join synopses for approx. query processing in dee5be6
• Feat: TRAIN MODEL/CREATE SYNOPSIS with geometry types in 5cc494b
• Feat: support what-if SQL query in d4d4453 , 7570a2b and ff456b7
• Feat: add max, min, mode, percentile_disc functions in 1a3f507 and 4271380

Full Changelog: 2.5...3.0-rc

TrainDB v2.5

What's Changed

• Feat: support synopsis-based approximate queries in standalone in #53
• Feat: IMPORT MODEL/SYNOPSIS ~ FROM FILE in 687f1d5 and 24bdcf6
• Feat: EXPORT MODEL/SYNOPSIS ~ TO FILE in 7c05de3 and a18123f
• Feat: CREATE SYNOPSIS ~ AS FILE / TABLE / DEFAULT in 830d733
• Fix: Query planning for complex join queries takes a long time in #51
• Docs: update README.md with the first logo image in 6464231
• Chore: add submodules to github actions in c0fbc8e
• Chore: add requirements.txt to the binary package in 54035cf
• Test: Add a TrainDB tutorial with python in Colab in 029f693

Full Changelog: 2.0...2.5

TrainDB v2.0

What's Changed

• Feat: Rename model and synopsis in #42 and #44
• Feat: enable/disable model and synopsis in #43 and #45
• Feat: Export/import synopsis in #48
• Feat: add SAMPLE clause to TRAIN MODEL statement in 561139e
• Fix: Error in SELECT queries on 'public' schema tables in PostgreSQL in #41
• Fix: CHAR type casting error in #49
• Feat: support covar, corr functions in d13818b
• Feat: SELECT APPROXIMATE ~ WITHIN n PERCENT ERROR in bc212a5

Full Changelog: 1.5...2.0

2.0-rc

What's Changed

• Feat: Rename model and synopsis in #42 and #44
• Feat: enable/disable model and synopsis in #43 and #45
• Feat: Export/import synopsis in #48
• Feat: add SAMPLE clause to TRAIN MODEL statement in 561139e
• Fix: Error in SELECT queries on 'public' schema tables in PostgreSQL in #41
• Fix: CHAR type casting error in #49

Full Changelog: 1.5...2.0-rc

TrainDB v1.5

What's Changed

• Feat: Implement the initial version of traindb server in #31
• Refactor: add traindb-model as a submodule in #33
• Feat: Improve SHOW commands in #35
• Feat: Add a command to list modeltype hyperparameters in #37
• Feat: Train models on remote model servers in #38
• Feat: Export/Import Model in #40
• Feat: Support spatial/spatiotemporal datatypes and functions in 80b645c and a7930c0

Full Changelog: 1.0...1.5

TrainDB v1.0

What's Changed

• Approximate query using inference models in #26
• Feat: SELECT queries with bounded response times in #28

Full Changelog: 0.7...1.0

1.0-rc

What's Changed

• Approximate query using inference models in #26
• Cost-based synopsis selection for approximate query processing in 859dcda

Full Changelog: 0.7...1.0-rc

0.7

What's Changed

• [Issue #11] Improve the way training data are passed to the ML engine in aab998d
• Fix some bugs in approximate aggregate rules
• Fix some bugs for supporting Kairos/Tibero RDBMS

Full Changelog: 0.5...0.7

0.5

What's Changed

• [Issue #19] Add extra information for synopses to CatalogStore by @taewhi in #20
• [Issue #21] Feat: scaling approximate aggregate values by @taewhi in #22
• [Issue #17] Change MODEL/MODEL INSTANCE to MODELTYPE/MODEL by @taewhi in #23
• Support Kairos/Tibero RDBMS adapters by @hagia76

Full Changelog: 0.3...0.5

0.3

What's Changed

• Add a transformation rule to use synopses by @taewhi and @ChoonseoPark in #18

Full Changelog: 0.2...0.3