Query Options
This document contains all the available query options

Supported Query Options

Key
Description
Default Behavior
timeoutMs
Timeout of the query in milliseconds
Use table/broker level timeout
enableNullHandling
Enable the null handling of the query (introduced in 0.11.0)
false (disabled)
explainPlanVerbose
Return verbose result for EXPLAIN query (introduced in 0.11.0)
false (not verbose)
useMultistageEngine
Use multi-stage engine to execute the query (introduced in 0.11.0)
false (use single-stage engine)
maxExecutionThreads
Maximum threads to use to execute the query. Useful to limit the resource usage for expensive queries
Half of the CPU cores for non-group-by queries; all CPU cores for group-by queries
numReplicaGroupsToQuery
When replica-group based routing is enabled, use it to query multiple replica-groups (introduced in 0.11.0)
1 (only query servers within the same replica-group)
minSegmentGroupTrimSize
Minimum groups to keep when trimming groups at the segment level for group-by queries. See Configuration Parameters
Server level config
minServerGroupTrimSize
Minimum groups to keep when trimming groups at the server level for group-by queries. See Configuration Parameters
Server level config
skipUpsert
For upsert-enabled table, skip the effect of upsert and query all the records. See Stream Ingestion with Upsert
false (exclude the replaced records)
useStarTree
Useful to debug the star-tree index (introduced in 0.11.0)
true (use star-tree if available)

Set Query Options

Before release 0.11.0

Before release 0.11.0, query options can be appended to the query with the OPTION keyword:
SELECT * FROM myTable OPTION(key1=value1, key2=123)
SELECT * FROM myTable OPTION(key1=value1) OPTION(key2=123)
SELECT * FROM myTable OPTION(timeoutMs=30000)

After release 0.11.0

After release 0.11.0, query options can be set using the SET statement:
SET key1 = 'value1';
SET key2 = 123;
SELECT * FROM myTable
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Supported Query Options
Set Query Options
Before release 0.11.0
After release 0.11.0