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https://github.com/GreptimeTeam/greptimedb.git
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65f8b72d34
* feat: ordered builder wip * feat: impl RegionScanner for SeqScan * feat: implement scan_partition and build_stream * chore: return SeqScan as RegionScanner * fix: group parts * feat: split parts * chore: reader metrics * chore: metrics * chore: remove unused codes * chore: support holding a group of ranges in ScanPart * feat: group ScanParts to ScanParts * feat: impl SeqScanner again * chore: observe build cost in ScannerMetrics * chore: fix compiler warnings * style: fix clippy * docs: update config docs * chore: forward DisplayAs to scanner * test: update sqlness tests * chore: update debug fmt * chore: custom debug for timestamp fix test compiling issue with common-macro when running cargo nextest -p common-time * chore: update debug format * feat: update fmt for scan part * chore: fix warning * fix: sanitize parallelism * feat: split parts * test: fix config api test * feat: update logs * chore: Revert "chore: remove unused codes" This reverts commit b548b30a01eeded59b1a0a8d89f9293ca63afc41. * chore: Revert "docs: update config docs" This reverts commit a7997e78d6ddcf635560574de8c1948c495bdd12. * feat: each partition scan files in parallel * test: fix config api test * docs: fix typo * chore: address comments, simplify tests * feat: global semaphore * feat: always spawn task * chore: simplify default explain output format * handle output partiton number is 0 Signed-off-by: Ruihang Xia <waynestxia@gmail.com> * fix typo Signed-off-by: Ruihang Xia <waynestxia@gmail.com> --------- Signed-off-by: Ruihang Xia <waynestxia@gmail.com> Co-authored-by: Ruihang Xia <waynestxia@gmail.com>
47 lines
1.1 KiB
Plaintext
47 lines
1.1 KiB
Plaintext
CREATE TABLE system_metrics (
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host STRING,
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idc STRING,
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cpu_util DOUBLE,
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memory_util DOUBLE,
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disk_util DOUBLE,
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ts TIMESTAMP DEFAULT CURRENT_TIMESTAMP(),
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PRIMARY KEY(host, idc),
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TIME INDEX(ts)
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);
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Affected Rows: 0
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INSERT INTO system_metrics
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VALUES
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("host1", "idc_a", 11.8, 10.3, 10.3, 1667446797450),
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("host2", "idc_a", 80.0, 70.3, 90.0, 1667446797450),
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("host1", "idc_b", 50.0, 66.7, 40.6, 1667446797450);
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Affected Rows: 3
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-- SQLNESS REPLACE (metrics.*) REDACTED
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-- SQLNESS REPLACE (RoundRobinBatch.*) REDACTED
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-- SQLNESS REPLACE (-+) -
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-- SQLNESS REPLACE (\s\s+) _
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-- SQLNESS REPLACE (peers.*) REDACTED
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explain analyze SELECT count(*) FROM system_metrics;
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+-+-+-+
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| stage | node | plan_|
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+-+-+-+
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| 0_| 0_|_MergeScanExec: REDACTED
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| 1_| 0_|_AggregateExec: mode=Final, gby=[], aggr=[COUNT(system_REDACTED
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|_|_|_CoalescePartitionsExec REDACTED
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|_|_|_AggregateExec: mode=Partial, gby=[], aggr=[COUNT(system_REDACTED
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|_|_|_RepartitionExec: partitioning=REDACTED
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|_|_|_SeqScan: partition_count=1 (1 memtables, 0 file ranges) REDACTED
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|_|_| Total rows: 1_|
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+-+-+-+
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drop table system_metrics;
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Affected Rows: 0
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