Datalog

declarative logic programming language
Place declarative_programming_language Q1172264
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Datalog

Summary

Datalog is a declarative programming language[1]. Datalog draws 207 Wikipedia views per month (declarative_programming_language category, ranking #1 of 7).[2]

Key Facts

  • Datalog's instance of is recorded as declarative programming language[3].
  • Datalog's instance of is recorded as deductive language[4].
  • Datalog's based on is recorded as Prolog[5].
  • Datalog is used for query language[6].
  • Datalog is used for data integration[7].
  • Datalog is used for information extraction[8].
  • Datalog is used for program analysis[9].
  • Datalog is used for machine learning[10].
  • Datalog is used for database[11].
  • 1986 marks the founding of Datalog[12].
  • Datalog's Stack Exchange tag is recorded as https://stackoverflow.com/tags/datalog[13].
  • Datalog's named by is recorded as David Maier[14].
  • Datalog's programming paradigm is recorded as logic programming[15].
  • Datalog's programming paradigm is recorded as declarative programming[16].
  • Datalog's typing discipline is recorded as weak typing[17].

Body

Designation and Status

Recorded instance of include declarative programming language[3] and deductive language[4].

History and Context

1986 marks the founding of Datalog[12].

Why It Matters

Datalog draws 207 Wikipedia views per month (declarative_programming_language category, ranking #1 of 7).[2] Datalog has Wikipedia articles in 12 language editions, a strong signal of global cultural recognition.[18]

Datalog has been cited as an influence by .QL[19], a query language[20], founded in 2007[21].

FAQs

Who did Datalog influence?

Datalog has been cited as an influence by .QL[19].

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . wikidata.org.
  9. [11] ↑ . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.
  13. [15] ↑ . wikidata.org.
  14. [16] ↑ . wikidata.org.
  15. [17] ↑ . wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [19] ↑ . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [20] ↑ . Wikidata. wikidata.org. → on this site
  2. [21] ↑ . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [18] ↑ . Wikidata sitelinks. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Datalog. Retrieved October 1, 2026, from https://4ort.xyz/entity/datalog
MLA “Datalog.” 4ort.xyz Knowledge Graph, 4ort.xyz, 1 Oct. 2026, https://4ort.xyz/entity/datalog.
BibTeX @misc{4ortxyz_datalog_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Datalog}}, year = {2026}, url = {https://4ort.xyz/entity/datalog}, note = {Accessed: 2026-10-01}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Datalog — https://4ort.xyz/entity/datalog (retrieved 2026-10-01)

Canonical URL: https://4ort.xyz/entity/datalog · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 4w ago · Mahir256 · 2026-08-31 view diff on Wikidata ↗
    Microsoft academic id (discontinued) → 148230440
    Stack exchange tag → https://stackoverflow.com/tags/datalog
    Library of congress authority id → sh2013000095
    Zhihu topic id → 20002624
    + 3 other properties edited (see Wikidata diff for full list)
    "/* wbremoveclaims-remove:1| */ [[Property:P8189]]: 987007600062705171"
  2. 4w ago · Geagea · 2026-08-30 view diff on Wikidata ↗
    Zhihu topic id → 20002624
    Stack exchange tag → https://stackoverflow.com/tags/datalog
    Quora topic id → Datalog
    Openalex id → C148230440
    "/* wbcreateclaim-create:1| */ [[Property:P8189]]: 987007600062705171, #quickstatements; #temporary_batch_1788091334417; updating from the National Library of Israel database"
  3. 11w ago · ~2026-39989-49 · 2026-07-15 view diff on Wikidata ↗
    Microsoft academic id (discontinued) → 148230440
    Freebase id → /m/03v8l9
    Library of congress authority id → sh2013000095
    "/* wbremoveclaims-remove:1| */ [[Property:P244]]: sh2013000095"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.