Maintenance Release Changelog
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2025-04-07 Version 1. 0. 109
-
Added support for
MULTI VALUEand Flat indexes on the same path. -
Enabled server-side TCP keepalive.
-
Removed EPD sandwich optimization.
-
Fixed a bug in the
MULTI VALUEindex onObjectIDtypes.
2025-02-01 Version 1. 0. 105
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Added support for ignoring the
maxoption in thecreateCollectioncommand. -
Optimized query generation for
distinctqueries. -
Optimized
distinctqueries using flattened tables, including queries with filters. -
Fixed a bug in
$merge. -
Fixed schema refresh for
$lookuptables. -
Fixed
TEXTtoBSONconversion. -
Fixed a bug in
$firstoptimization on indexed fields.
2025-01-23 Version 1. 0. 98
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Added support for ignoring the
cappedandsizeoptions in thecreateCollectioncommand. -
Added the
{recommend:1}syntax to recommend indexes based on query shape. -
Fixed a bug in the
$$NOWaggregation variable when used in the$ifNulloperator.
2025-01-14 Version 1. 0. 97
-
Added support for profiling failed commands.
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Fixed a bug in
$trunc. -
Fixed a bug where views with a large number of rows failed schema inference.
2025-01-08 Version 1. 0. 96
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Added support for multikey indexes (multi-value indexes).
Refer to Multi-Value Hash Index (BSON) for more information. -
Fixed a bug in retryable writes for long-running queries.
-
Fixed an error in
$matchoperation followed by the$lastoperation in the$groupaggregation. -
Included other reliability and performance improvements.
2023-09-02 Version 1. 0. 14
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Added support for the following functions/operators:
$box$geoIntersects$geometry$geoWithin$maxDistance$minDistance$near$nearSphere$polygonNote: SingleStore Helios only supports Polygons and Point types for geospatial operators.
-
Improved support and compatibility for BSON type.
-
Included other reliability and performance improvements.
2023-08-04 Version 1. 0. 9
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Added support for the following functions/operators:
$avg$first$last$min$max$sum$stdDevPop$stdDevSamp$denseRank$documentNumber$rank -
Added support for the
$setWindowFieldsstage operator.However, SingleStore Kai does not support range window with this operator. -
Included other reliability and performance improvements.
2023-07-13 Version 1. 0. 8
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Added support for the following operators:
$setField$unsetField$getField -
Added support for the
$merge(operator) extension command. -
Included other reliability and performance improvements.
2023-06-23 Version 1. 0. 6
-
Added support for the following functions/operators:
$sin$cos$tan$asin$acos$atan$degreesToRadians$radiansToDegrees$setDifference$setIsSubset$topN$bottomN$firstN$lastN$replaceOne$replaceAll$documents -
Optimized queries with no projections or some other type of projections.
-
Optimized performance of queries that use
$elemMatch. -
Included other reliability and performance improvements.
2023-06-13 Version 1. 0. 5
-
Added support for the following functions/operators:
$out$top$bottom$exp$pow$setUnion -
Added support for a third parameter for specifying the vector size to the
$dotProductand$euclideanDistancefunctions.The following sizes are supported: "F32" (default), "F64", "I8", "I16", "I32", "I64". -
Optimized MongoDB® database schema inference by the proxy service.
-
Included other reliability and performance improvements.
2023-05-24 Version 1. 0. 4
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Added support for the following functions/operators:
$bsonSize$sampleRate -
Optimized the
$elemMatchoperator. -
Optimized date-related queries and some array-related queries.
-
Fixed resource consumption issues with connections that are frequently opened or closed.
-
Included other reliability and performance improvements.
Last modified: July 30, 2025