v3.4.0

3.4.0 (2025-05-03)

Enhancements:

• add query editor with syntax highlight and error handling to template variables UI, fix #614
• move query parsing code to golang-only, now we use WASM on frontend, fix #688
• improve Map(String, anytype) fields in logs panel, will convert as labels and allow adhoc filtering by + and - buttons, fix #634
• add $lttb and $lttbMs macros to allow show down-sampled time series which will contains more outliers than avg or other kind of aggregation, fix #500
• add UI option Nullify sparce data with this option, for multi-category requests, if some category miss value for some timestamp in response, then fill it as null, fix #778
• pass WHERE filters for context window query in logs visualization, fix #706
• re-implements flamegraph visualization, now self calculates properly, fix #725
• add else condition to $conditionalTest macros, fix #661
• multiple improvements e2e test with modern Grafana 11.x fixes and more cases coverage, thanks https://github.com/antip00
• implements time-series result parsing for format DateTime-related type, category, metric value with properly time-zone parsing, fix #742
• improve support adhoc variables in logs format

Fixes:

• fix corner cases for dashboards with repeat by variable value option, fix #712
• some improvements for syntax highlight, fix #746
• fix compatibility with new grafana 10.x table plugin, fix #764
• fix ontime datasource example, fix #763
• fix corner case for multi-value, template variables usage, fix #762
• fix corner cases Too many points to visualize properly., for time-series visualization in time, category, value format, fix #705
• fix corner cases for data links, when got result with one time-series in format for multiple time-series, fix #644
• fix security alerts, fix #737
• fix corner cases for transformations in table format, fix #758
• fix corner cases and simplify for $adhoc macros, fix #779

What's Changed

• multiple time series not properly pass to data links by @Slach in #697
• Fixing tests. by @antip00 in #707
• fixing tests[WIP] by @antip00 in #708
• Add where to log context requests by @lunaticusgreen in #710
• Adding searching dashboard before actions, renaming dashboards. by @antip00 in #711
• Issue 705 tests by @antip00 in #714
• fix "in" construction regexp by @lunaticusgreen in #709
• Variables query editor by @lunaticusgreen in #713
• fix e2e test for issue-712 by @antip00 in #717
• Issue 712 test fix by @antip00 in #718
• Adding default user for new ClickHouse version. by @antip00 in #719
• fix corner case for REPEAT with template variables, single quotes for single value by @lunaticusgreen in #715
• Fixed Variables editor state for scenes by @lunaticusgreen in #724
• Fixing tests bug with dicard button. by @antip00 in #728
• add $lttb and $lttbMs implementation by @Slach in #720
• remove all duplicated logic, move all macroses and query parsing functionality to golang, and compile golang parser to WASM by @lunaticusgreen in #690
• Bump dompurify from 3.1.7 to 3.2.4 by @dependabot in #731
• Adding tests for template variables editor. by @antip00 in #727
• Add ELSE condition for conditionalTest macros by @lunaticusgreen in #726
• Fix v4 and template variable editor fixes by @lunaticusgreen in #734
• Bump golang.org/x/net from 0.34.0 to 0.36.0 by @dependabot in #735
• Time interval milliseconds parsing fix by @lunaticusgreen in #736
• change flamegraph dashboard and self field description in README.md by @Slach in #740
• Fixing coverage report. by @antip00 in #745
• Add processing of map properties for log panels by @lunaticusgreen in #741
• Test fixes for new grafana version. by @antip00 in #750
• try to improve coverage by @Slach in #744
• pass useWindowFuncForMacros to golang code by @lunaticusgreen in #749
• Uncomment window functions test. [WIP] by @antip00 in #747
• Add searchFilter transformation to replace function by @lunaticusgreen in #751
• Moving graphs for Float timestamps issue 626 dashboard. by @antip00 in #771
• Apply clickhouse dashboard fixes by @lunaticusgreen in #769
• change template variables application order by @lunaticusgreen in #768
• Grafana labs dashboard fixed by @lunaticusgreen in #772
• Fixing clickhouse-ontime datasource. by @antip00 in #774
• fix macro parser on BE by @lunaticusgreen in #773
• Adjust syntax highlighting regexps by @lunaticusgreen in #776
• Bump golang.org/x/net from 0.37.0 to 0.38.0 by @dependabot in #775
• Add processing of nested group by clauses by @lunaticusgreen in #767
• Add absent options processing by @lunaticusgreen in #770
• Add nullify sparse logic by @lunaticusgreen in #778
• update $adhoc macros replacement by @lunaticusgreen in #783
• improve custom variables field names processing by @lunaticusgreen in #784

Full Changelog: v3.3.1...v3.4.0