Index member notifications kwa (chanzo type, source id) kwa ajili ya uondoaji katika wanachama (IoT karibu nje ya F15)
Kuondolewa-kwa-chanzo kusoma (findBySourceTypeAndSourceId) na kengele ya IoT ya kuondoa-kwa-prefix (Kuanza na -> kama 'x%') ilikuwa tu mwanachama-kuongozwa inde...
VISIBLE kama kitambulisho kimoja katika (... UNION ALL ...), hivyo kila note inayoonekana kusoma ni skanning index imefungwa na ufunguo, si scan ya kila note (KamoCollab Kazi ya CP05
Yugabyte, na skanning ya bitmap, hujibu matawi matatu ya ORed kote safu tofauti za maelezo na skanning ya sequential (EXPLAIN katika uzalishaji, Predicate ya ka...
Tafsiri ya kudumu ya neno count
[TD="width: 456"] [FONT=&](2)[/FONT][FONT=&]Bila kuathiri masharti ya kifungu kidogo (1) upande wa maktaba ya nafasi ya kubadilisha tafsiri-backfill sweep ya GR...
Mwanachama rights applied anaandika tofauti tu, na anasoma majukumu kwa wingi
Vipengele viwili vinavyohusiana na Huduma ya MemberRightsApplied, vyote katika faili moja: [TD="width: 456"] [FONT=&](2)[/FONT][FONT=&]Bila kuathiri masharti y...
Kuacha hamu-fetching LeadVendor Uzalishaji mnyororo kwa ajili ya kusoma moja-id
na kwa upande wake Mkurugenzi wa Halmashauri ya Wilaya ya Mkuranga Mhe. mwenyewe na soko lake (ambalo linatamani sana ITS org tena) - na Shirika ni @Inheritance...
Awamu ya pili ya kuangalia tafsiri ya mpangaji alikuwa akifanya vibaya kwa kila mstari
kbservice ya umma KB endpoints na tafsiri-retry sweep wote aliuliza . . . . Kwa wakati mmoja. Uzalishaji wa pg stat statements ilionyesha gharama mbili tofauti ...
Inaongoza na usawa wa mkopo kusoma kidude badala ya kuhesabu safu
"Mada inapatikana" ilikuwa COUNT ( *) juu ya bwawa la kugawa, na bwawa moja la org linashikilia ~ 796k inaongoza: 7.8 s kwa (soko, bidhaa) kuhesabu na ~ 11 s kw...
Angalia ustahiki wa pool na sampuli isiyopangwa, sio aina kamili yapool
lazima tu kujua kama kiongozi yeyote wa bwawa ni moja Mwanachama anaweza kuchukua, lakini anasoma ukurasa wa kitabu cha findAssignablePool, ambacho kiliandikwa ...
Index the two shapes geolite_locations is actually queried by
Country alone was the only index on an 80,429-row table, and neither real query used it well. Measured on production: city resolution (country + subdivision)...
Index member_rights_applied, bound the intake claim, aggregate changelog stats
Three findings from an endpoint-by-endpoint audit, each measured against production rather than inferred. member_rights_applied declared no indexes at all whil...
Filter and page the grid in the database, batch the PHI audit trail
Loading /leads took 23.3 s at 1,427 leads. 23.3 s of that was the HIPAA audit trail: recordLeadList writes one phi_access_log row per lead returned, and each on...
Fetch the summary slices' to-one associations and count instead of scanning
The Overview's attention and recent slices read a title per row off a LAZY @ManyToOne, costing up to 16 extra selects per block under open-session-in-view. All ...
Geolite range index must be ASC, not YugabyteDB's default HASH
The IP lookup is a range scan: WHERE network_start <= ? ORDER BY network_start DESC LIMIT 1 YugabyteDB partitions the LEADING index column by HASH unless tol...
Match stored content on BLAKE3 alone, so a browser can afford to ask
Proving possession required both hashes, and a browser has no fast SHA3-256 — js-sha3 is pure JavaScript at ~25 MB/s. Measured on a 358 MB video that was ~20 se...
Read the latest snapshot date without loading the history
A summary needs one date. It was reading it by loading a two-year range of snapshots and taking the max — five domains times every day of history, on every page...
Answer the plan-matrix question for every app in one pass
The Apps & Features tab asks whether each app appears in the plan matrix, and the per-app form scans the plan-feature and add-on tables once per app — two dozen...
Index (borrower_uid, organization_id) for vault cross-loan reuse query
Paged repo queries + countByStatus for hot paths
- LoanRepository: countByStatus / countByOrganizationAndStatus + Page<Loan> findByStatus(...) / **************** / **************** + **************** for...
Collapse pipeline kanban N+1 to a single grouped count query
listForOrganization() used to issue one condition-fetch per loan (201 queries at 200 loans). Now a single grouped JPQL aggregate keyed by loanFile.uid projects ...
Add findBySessionGuidIn for bulk loading
Used by the support-ticket list endpoint to fetch all visitors for a page in one query instead of N separate findBySessionGuid calls.
Fetch parent message in same query to eliminate reply N+1
Alias m.msg and LEFT JOIN FETCH msg.parent so that threaded reply messages have their parent loaded in the initial query rather than triggering a separate SELEC...
Fix N+1 query and add composite index for chat message loading
- Add LEFT JOIN FETCH m.msg to both repository queries to eagerly load MediaObjMsg in the same query, eliminating up to 100 extra SQL queries per chat windo...
Eliminate full-table scan and N+1 queries on leads endpoint
- LeadRepository: add findByOrganizationId JPQL query (uses ORG_ID index) instead of loading entire LEADS table and filtering in Java - LeadCustomFormDataRepo...
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