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Pull requests: questdb/questdb
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feat(sql): add SHOW CREATE DATABASE for schema-only dumps
New feature
Feature requests
non-breaking-tandem
A tandem PR that doesn't contain API-breaking changes
SQL
Issues or changes relating to SQL execution
#7232
opened Jun 10, 2026 by
nwoolmer
Contributor
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feat(sql): add a memory-budgeted cache for Parquet random access
Compatibility
Compatibility with third-party tools and services
Core
Related to storage, data type, etc.
New feature
Feature requests
Performance
Performance improvements
rust
Pull requests that update rust code
SQL
Issues or changes relating to SQL execution
storage
#7230
opened Jun 10, 2026 by
puzpuzpuz
Contributor
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fix(sql): fix wrong results in splice, right and full outer joins with a left-table filter
Bug
Incorrect or unexpected behavior
DO NOT MERGE
These changes should not be merged to main branch
SQL
Issues or changes relating to SQL execution
#7225
opened Jun 9, 2026 by
puzpuzpuz
Contributor
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fix(sql): fix wrong first/last results in parallel GROUP BY
Bug
Incorrect or unexpected behavior
SQL
Issues or changes relating to SQL execution
#7224
opened Jun 9, 2026 by
ideoma
Collaborator
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fix(core): fix Parquet crashes on malformed files and data corruption on partial reads
Bug
Incorrect or unexpected behavior
Core
Related to storage, data type, etc.
rust
Pull requests that update rust code
storage
#7223
opened Jun 9, 2026 by
glasstiger
Contributor
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perf(sql): speed up ORDER BY ... LIMIT N queries
DO NOT MERGE
These changes should not be merged to main branch
Performance
Performance improvements
rust
Pull requests that update rust code
SQL
Issues or changes relating to SQL execution
#7222
opened Jun 9, 2026 by
kafka1991
Collaborator
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feat(sql): add kurtosis and skewness aggregates
#7221
opened Jun 9, 2026 by
brunocalza
Contributor
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fix(sql): add cursor self-consistency checks and fault injection to query fuzzer and harden query engine
Bug
Incorrect or unexpected behavior
DO NOT MERGE
These changes should not be merged to main branch
SQL
Issues or changes relating to SQL execution
perf(sql): skip parquet decoding of rows that LIMIT discards
Bug
Incorrect or unexpected behavior
Performance
Performance improvements
SQL
Issues or changes relating to SQL execution
#7215
opened Jun 9, 2026 by
kafka1991
Collaborator
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fix(sql): fix internal error when an IN subquery contains a join
Bug
Incorrect or unexpected behavior
SQL
Issues or changes relating to SQL execution
#7211
opened Jun 8, 2026 by
puzpuzpuz
Contributor
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build(deps): bump pyarrow from 22.0.0 to 23.0.1 in /compat/src/test/python
dependencies
Pull requests that update a dependency file
python
Pull requests that update python code
#7205
opened Jun 5, 2026 by
dependabot
Bot
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chore(core): introduce O3TableWriterView [DO NOT MERGE]
Core
Related to storage, data type, etc.
DO NOT MERGE
These changes should not be merged to main branch
#7204
opened Jun 4, 2026 by
jerrinot
Contributor
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fix(core): tolerate unpaired UTF-16 surrogates on parquet write
#7191
opened Jun 1, 2026 by
DHRUV6029
Contributor
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fix(sql): avoid intermediate overflow in corr() denominator
#7188
opened May 30, 2026 by
RoySerbi
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feat(sql): add per-query memory limits
Core
Related to storage, data type, etc.
DO NOT MERGE
These changes should not be merged to main branch
Enhancement
Enhance existing functionality
Materialized View
Postgres Wire
Issues or changes relating to Postgres wire protocol
rust
Pull requests that update rust code
SQL
Issues or changes relating to SQL execution
tandem
WAL
#7184
opened May 29, 2026 by
puzpuzpuz
Contributor
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chore(core): fix wrong symbol values on replicas after a column type conversion - fuzz test fix
tandem
#7179
opened May 28, 2026 by
glasstiger
Contributor
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fix: wrong Java version in requirements section of CONTRIBUTING.md
#7172
opened May 27, 2026 by
mervivian
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feat(sql): speed up LEAD/LAG window functions on ORDER BY timestamp DESC queries
New feature
Feature requests
Performance
Performance improvements
SQL
Issues or changes relating to SQL execution
#7163
opened May 26, 2026 by
nwoolmer
Contributor
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feat(core): breaking change 💥 - preserve and backfill materialized view data that is beyond REFRESH LIMIT
Core
Related to storage, data type, etc.
Enhancement
Enhance existing functionality
Materialized View
SQL
Issues or changes relating to SQL execution
tandem
WAL
#7162
opened May 26, 2026 by
nwoolmer
Contributor
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feat(utils): add tool to recover unapplied WAL data as Parquet files
New feature
Feature requests
WAL
#7161
opened May 26, 2026 by
javier
Contributor
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perf(sql): speed up cached window queries and lower memory footprint
Compatibility
Compatibility with third-party tools and services
Enhancement
Enhance existing functionality
Performance
Performance improvements
SQL
Issues or changes relating to SQL execution
#7156
opened May 26, 2026 by
kafka1991
Collaborator
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