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…STINCT, APPROX_COUNT_DISTINCT, and MODE aggregates (#6997) Signed-off-by: jack <jack@heavy.ai>
* Fix bug when heavydb is connected to an older version of RBC that don't implement function annotations * Update QueryEngine/ExtensionFunctionsWhitelist.cpp Co-authored-by: Pearu Peterson <pearu.peterson@gmail.com> Signed-off-by: jack <jack@heavy.ai>
* Fix ODBC decimal column detection can return a column type with unsupported precision. * Improve ODBC column detection for decimals with zero precision. Signed-off-by: jack <jack@heavy.ai>
…stributed mode * Fix a crash that can occur when accessing log system tables with rolled off logs in distributed mode, after switching to the information_schema database from another database. The crash was the result of a bug where a cached session database on the aggregator was not updated when the switch_database Thrift API was called. * Add TableDescriptor CHECK to RelAlgDagSerializer. * Add a test for the above crash and another basic test for leaf log queries. Signed-off-by: jack <jack@heavy.ai>
…ing for queries (#6999) * Automatically set request/thread ids in RenderCmdQueue * Properly set the request/thread id when validating/executing render queries. * Set request/thread ids for threads spawned to execute vega transforms * Set request/thread ids for threads spawned in RenderResultProcessor * Set a request id for execute_next_render_step endpoint Signed-off-by: jack <jack@heavy.ai>
… a crash (#7001) * Fixup logic * Add tests Signed-off-by: jack <jack@heavy.ai>
* [SIO-1290] Add support for table restore from s3 compatible endpoints * Add s3 table restore support. * Add s3 custom endpoint support. * Add session token support. * Remove unused DumpRestoreTableStmtBase constructor. * Move is_s3_uri function to file_path_util file. * Add s3 table restore test suite. * Delete temporary directory after restore. Signed-off-by: jack <jack@heavy.ai>
…cted text arrays Signed-off-by: jack <jack@heavy.ai>
Signed-off-by: jack <jack@heavy.ai>
Signed-off-by: jack <jack@heavy.ai>
…ted mode (#6993) * Add test * Retry a query wit the CPU mode exceptions via CPU mode Signed-off-by: jack <jack@heavy.ai>
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Jan 23, 2023
… considering `max_gpu_slab_size` (#7133) * Cleaup perfect join hash table init * Cleanup baseline join hashtable init * Add rowid size getter * Introduce hash table entry info class in perfect join hash table * Introduce hash table entry info class in baseline join hash table * Introduce hash table entry info class in overlaps and range join hash tables * Fixup init log related to hash table layout * Fixup hash table init on an empty table * Control the maximum hash table by # hash entries for CPU and its size for GPU * Address comment #1: revert partial_err checking logic in baseline join hash table builder * Address comment #2 Signed-off-by: jack <jack@omnisci.com>
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Aug 21, 2023
…ion (#7185) * Add runtime function to create null StringView * Support projection of none encoded string column after left join * Address comment #1: create null StringView obj * Address comment #2: avoid compilation error * Address comments #3: improve codegen logic Signed-off-by: Misiu Godfrey <misiu.godfrey@kraken.mapd.com>
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Sep 2, 2023
* Renaming OverlapsJoinHashTable class to BoundingBoxIntersectJoinHashTable * Rename global flag g_enable_overlaps_hashjoin to g_enable_bbox_intersect_hashjoin * Rename overlaps hash join tuner * Rename kOVERLAPS SQL_OP * Fixup serialization type toString * Rename convertOverlaps * Rename cache types * Rename is_overlaps_oper() function * Rename query rewriter logic * Change server configurations v2 * Change namings in query rewriter * Completely remove overlaps keyword used in codebase * Address comments #1 * Address comment #2 Signed-off-by: Misiu Godfrey <misiu.godfrey@kraken.mapd.com>
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Sep 29, 2023
* Fixup the function's logic * Address comments * Address comments #2 Signed-off-by: Misiu Godfrey <misiu.godfrey@kraken.mapd.com>
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Sep 29, 2023
* Determine the size of projection buffer based on filtered per-device cardinality when applicable * Address comments * Add logging about mem alloc * Add loggig about cardinality estimation * Address comments #1 * Address comments #2 * Disable dist test; cannot access executor instance from QR * Add test case for sharded table (in both single and dist) Signed-off-by: Misiu Godfrey <misiu.godfrey@kraken.mapd.com>
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Sep 29, 2023
* Rename device bitmap ptr variable and its getter * Rename count distinct bitmap host mem ptr getter * Rename count_distinct device mem ptr variable * Improve buf allocation logic for count distinct * Cleanup code & improve logic for mode and tdigest * Cleanup logic v2 * Address comments * Address comments #2 Signed-off-by: Misiu Godfrey <misiu.godfrey@kraken.mapd.com>
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