created_at

as donto believed on

From Dontopedia, the open, paraconsistent wiki. (Last updated 2026-06-11.)

created_at has 97 facts recorded in Dontopedia across 26 references, with 7 live disagreements.

97 facts·34 predicates·26 sources·7 in dispute

Mostly:rdf:type(11), has type(9), has name(9)

Rdf:typein dispute`rdf:type`

Table Column^[17]all time · 574
Database Column^[18]sourceall time · 652
Database Column^[19]all time · 657
Column^[20]all time · 793
Database Column^[21]all time · 881
Database Column^[22]all time · 887
Column^[23]all time · C2258b4a 77f6 41b7 994b 16233d9c8dd8
Column^[24]all time · 9e072120 Ba8b 4118 A19e F4a00b761c84
Database Column^[25]all time · 1faa34af F0a8 41ca A40a C9d71a0940c6
Timestamp Column^[25]all time · 1faa34af F0a8 41ca A40a C9d71a0940c6

Inbound mentions (33)

Other subjects in dontopedia point AT this entity as a value. These are inverse relationships — e.g. "X motherOf this subject" — and answer questions the forward facts can't. Grouped by predicate.

`hasColumn`Has Column(19)

Abc Sheet Musicex:abc-sheet-music
Abc Sheet Music Tableex:abc-sheet-music-table
Abc Sheet Music Tableex:abc-sheet-music-table
Image Storage Table Newex:image-storage-table-new
Notifications Tableex:notifications-table
Scriptstorage Classex:scriptstorage-class
Script Storage Tableex:script-storage-table
Script Storage Tableex:script-storage-table
Script Storage Tableex:script-storage-table
Script Storage Tableex:script-storage-table
Tasks Tableex:tasks-table
Todo List Tableex:todo-list-table
User Interactions Tableex:user-interactions-table
User Profiles Tableex:user-profiles-table
User Profiles Tableex:user-profiles-table
User Profiles Tableex:user-profiles-table
User Profiles Tableex:user-profiles-table
Users Tableex:users-table
Users Tableex:users-table

`composedOf`Composed of(1)

User Profiles Tableex:user-profiles-table

`definesColumn`Defines Column(1)

Scriptstorage Classex:scriptstorage-class

`hasColumnCreatedAtTimestamptzDefaultNow`Has Column Created at Timestamptz Default Now(1)

Suggested Schema User Profilesex:suggested-schema-user-profiles

`includes`Includes(1)

Timestamp Columnsex:timestamp-columns

`includesColumn`Includes Column(1)

Todo List Columnsex:todo-list-columns

`listsColumn`Lists Column(1)

Result Jsonex:result-json

`listsCreatedColumns`Lists Created Columns(1)

Result Jsonex:result-json

`optionallyAddsColumn`Optionally Adds Column(1)

Schema Migrationex:schema-migration

`proposesAdditionOf`Proposes Addition of(1)

Schema Proposalex:schema-proposal

`shouldBeIndexed`Should Be Indexed(1)

Where Clauseex:where-clause

`supportsTimezoneAwareDates`Supports Timezone Aware Dates(1)

Scriptstorage Classex:scriptstorage-class

`target`Target(1)

Indexingex:indexing

`targetColumn`Target Column(1)

Indexingex:indexing

`uses`Uses(1)

Where Clauseex:where-clause

Other facts (78)

The long tail: predicates that appear too rarely to warrant their own section. Filter or scroll to find a specific one. Each row links to its source.

78 facts

Predicate	Value	Ref
Has Type	TIMESTAMP	[1]
Has Type	TIMESTAMPTZ	[2]
Has Type	TIMESTAMPTZ DEFAULT NOW()	[5]
Has Type	timestamp with time zone	[6]
Has Type	TIMESTAMPTZ	[9]
Has Type	timestamp with time zone	[10]
Has Type	timestamp with time zone	[12]
Has Type	timestamp with time zone	[13]
Has Type	TIMES	[14]
Has Name	created_at	[1]
Has Name	created_at	[2]
Has Name	created_at	[9]
Has Name	created_at	[10]
Has Name	created_at	[11]
Has Name	created_at	[12]
Has Name	created_at	[13]
Has Name	created_at	[14]
Has Name	created_at	[20]
Has Data Type	Sqlalchemy Datetime	[3]
Has Data Type	timestamp with timezone	[7]
Has Data Type	Timestamptz	[17]
Has Data Type	Timestamp With Time Zone Type	[18]
Has Data Type	Timestamp With Time Zone	[19]
Has Data Type	timestamp with time zone	[20]
Has Data Type	TIMESTAMPTZ	[21]
Has Data Type	Timestamptz Type	[22]
Has Data Type	timestamp	[24]
Has Default Value	Datetime Utcnow	[3]
Has Default Value	now()	[7]
Has Default Value	Now Function	[18]
Has Default Value	now()	[19]
Has Default Value	CURRENT_TIMESTAMP	[20]
Has Default Value	CURRENT_TIMESTAMP	[23]
Has Default Value	CURRENT_TIMESTAMP	[26]
Has Default	Datetime Utcnow	[4]
Has Default	now()	[6]
Has Default	now	[8]
Has Default	CURRENT_TIMESTAMP	[10]
Has Default	CURRENT_TIMESTAMP	[12]
Has Default	CURRENT_TIMESTAMP	[13]
Is Nullable	false	[10]
Is Nullable	false	[12]
Is Nullable	false	[13]
Is Nullable	false	[20]
Data Type	TIMESTAMPTZ	[8]
Data Type	Timestamp	[25]
Data Type	TIMESTAMP	[26]
Has Max Length	null	[10]
Has Max Length	null	[13]
Has Scale	null	[10]
Has Scale	null	[13]
Has Precision	null	[10]
Has Precision	null	[13]
Belongs to Table	Abc Sheet Music Table	[10]
Belongs to Table	Abc Sheet Music Table	[13]
Is Part of	Tasks Table	[23]
Is Part of	Users Table	[24]
Supports Timezone	true	[3]
Records Insertion Time	Datetime Utcnow	[3]
Has Timezone	true	[4]
Type Is	DateTime	[4]
Auto Sets on Insert	true	[10]
Has Type in Args	TIMES	[11]
Has Type in Result	TIMESTAMPTZ	[11]
Presupposes Temporal Tracking	Record Creation Time	[11]
Defaults to	Current Timestamp	[13]
Has Confirmed Type	TIMESTAMPTZ	[14]
Type Differs Slightly	Args Json	[14]
Auto Populates on Insert	True	[15]
Column Name	created_at	[16]
Column Type	TIMESTAMP	[16]
Part of Table	User Profiles Table	[21]
Column Data Type	TIMESTAMP	[23]
Auto Populated	true	[24]
Trigger Event	record-creation	[24]
Used in	Where Clause	[25]
Is Target of	Indexing	[25]
Data Category	temporal-metadata	[26]

Timeline axis is valid_time — when each source says the fact was true in the world, not when Dontopedia learned about it. Retracted rows are kept for provenance; coloured stripes indicate the context kind.

97 undated

—

hasTypeblah/omega/part-474

TIMESTAMP

—

hasNameblah/omega/part-474

created_at

—

hasNameblah/omega/part-579

created_at

—

hasTypeblah/omega/part-579

TIMESTAMPTZ

—

hasDataTypeblah/omega/part-581

ex:sqlalchemy-datetime

—

supportsTimezoneblah/omega/part-581

true

—

recordsInsertionTimeblah/omega/part-581

ex:datetime-utcnow

—

hasDefaultValueblah/omega/part-581

ex:datetime-utcnow

—

hasDefaultblah/omega/part-580

ex:datetime-utcnow

—

hasTimezoneblah/omega/part-580

true

—

typeIsblah/omega/part-580

DateTime

—

hasTypeblah/omega/part-659

TIMESTAMPTZ DEFAULT NOW()

—

hasTypeblah/omega/part-662

timestamp with time zone

—

hasDefaultblah/omega/part-662

now()

—

hasDataTypeblah/omega/part-661

timestamp with timezone

—

hasDefaultValueblah/omega/part-661

now()

—

hasDefaultblah/omega/part-668

now

—

dataTypeblah/omega/part-668

TIMESTAMPTZ

—

hasTypeblah/omega/part-693

TIMESTAMPTZ

—

hasNameblah/omega/part-693

created_at

—

hasMaxLengthblah/omega/part-803

null

—

isNullableblah/omega/part-803

false

—

hasTypeblah/omega/part-803

timestamp with time zone

—

hasDefaultblah/omega/part-803

CURRENT_TIMESTAMP

—

autoSetsOnInsertblah/omega/part-803

true

—

hasScaleblah/omega/part-803

null

—

hasPrecisionblah/omega/part-803

null

—

hasNameblah/omega/part-803

created_at

—

belongsToTableblah/omega/part-803

ex:abc-sheet-music-table

—

hasNameblah/omega/part-890

created_at

—

hasTypeInArgsblah/omega/part-890

TIMES

—

hasTypeInResultblah/omega/part-890

TIMESTAMPTZ

—

presupposesTemporalTrackingblah/omega/part-890

ex:record-creation-time

—

hasDefaultblah/omega/part-898

CURRENT_TIMESTAMP

—

hasNameblah/omega/part-898

created_at

—

hasTypeblah/omega/part-898

timestamp with time zone

—

isNullableblah/omega/part-898

false

—

defaultsToblah/omega/part-796

ex:current-timestamp

—

belongsToTableblah/omega/part-796

ex:abc-sheet-music-table

—

hasDefaultblah/omega/part-796

CURRENT_TIMESTAMP

—

hasMaxLengthblah/omega/part-796

null

—

hasNameblah/omega/part-796

created_at

—

hasPrecisionblah/omega/part-796

null

—

hasScaleblah/omega/part-796

null

—

hasTypeblah/omega/part-796

timestamp with time zone

—

isNullableblah/omega/part-796

false

—

hasConfirmedTypeblah/omega/part-884

TIMESTAMPTZ

—

hasNameblah/omega/part-884

created_at

—

hasTypeblah/omega/part-884

TIMES

—

typeDiffersSlightlyblah/omega/part-884

ex:args-json

—

autoPopulatesOnInsertblah/omega/part-800

ex:true

—

columnNameblah/omega/468

created_at

—

columnTypeblah/omega/468

TIMESTAMP

—

typeblah/omega/574

ex:TableColumn

—

labelblah/omega/574

created_at

—

hasDataTypeblah/omega/574

ex:TIMESTAMPTZ

—

typeblah/omega/652

ex:DatabaseColumn

—

labelblah/omega/652

created_at

—

hasDataTypeblah/omega/652

ex:timestamp-with-time-zone-type

—

hasDefaultValueblah/omega/652

ex:now-function

—

typeblah/omega/657

ex:DatabaseColumn

—

labelblah/omega/657

created_at

—

hasDataTypeblah/omega/657

ex:timestamp-with-time-zone

—

hasDefaultValueblah/omega/657

now()

—

typeblah/omega/793

ex:Column

—

hasNameblah/omega/793

created_at

—

hasDataTypeblah/omega/793

timestamp with time zone

—

isNullableblah/omega/793

false

—

hasDefaultValueblah/omega/793

CURRENT_TIMESTAMP

—

typeblah/omega/881

ex:DatabaseColumn

—

labelblah/omega/881

created_at

—

hasDataTypeblah/omega/881

TIMESTAMPTZ

—

partOfTableblah/omega/881

ex:user-profiles-table

—

typeblah/omega/887

ex:DatabaseColumn

—

labelblah/omega/887

created_at

—

hasDataTypeblah/omega/887

ex:TIMESTAMPTZ-type

—

typebeam/c2258b4a-77f6-41b7-994b-16233d9c8dd8

ex:Column

—

labelbeam/c2258b4a-77f6-41b7-994b-16233d9c8dd8

created_at

—

columnDataTypebeam/c2258b4a-77f6-41b7-994b-16233d9c8dd8

TIMESTAMP

—

hasDefaultValuebeam/c2258b4a-77f6-41b7-994b-16233d9c8dd8

CURRENT_TIMESTAMP

—

isPartOfbeam/c2258b4a-77f6-41b7-994b-16233d9c8dd8

ex:tasks-table

—

typebeam/9e072120-ba8b-4118-a19e-f4a00b761c84

ex:Column

—

labelbeam/9e072120-ba8b-4118-a19e-f4a00b761c84

created_at

—

hasDataTypebeam/9e072120-ba8b-4118-a19e-f4a00b761c84

timestamp

—

isPartOfbeam/9e072120-ba8b-4118-a19e-f4a00b761c84

ex:users-table

—

autoPopulatedbeam/9e072120-ba8b-4118-a19e-f4a00b761c84

true

—

triggerEventbeam/9e072120-ba8b-4118-a19e-f4a00b761c84

record-creation

—

typebeam/1faa34af-f0a8-41ca-a40a-c9d71a0940c6

ex:DatabaseColumn

—

usedInbeam/1faa34af-f0a8-41ca-a40a-c9d71a0940c6

ex:where-clause

—

typebeam/1faa34af-f0a8-41ca-a40a-c9d71a0940c6

ex:TimestampColumn

—

isTargetOfbeam/1faa34af-f0a8-41ca-a40a-c9d71a0940c6

ex:indexing

—

dataTypebeam/1faa34af-f0a8-41ca-a40a-c9d71a0940c6

ex:timestamp

—

typebeam/afc37037-6fff-48ef-a75f-3e74f8ea0b7e

ex:Column

—

labelbeam/afc37037-6fff-48ef-a75f-3e74f8ea0b7e

created_at

—

dataTypebeam/afc37037-6fff-48ef-a75f-3e74f8ea0b7e

TIMESTAMP

—

hasDefaultValuebeam/afc37037-6fff-48ef-a75f-3e74f8ea0b7e

CURRENT_TIMESTAMP

—

dataCategorybeam/afc37037-6fff-48ef-a75f-3e74f8ea0b7e

temporal-metadata

References (26)

26 references

[1]Part 4742 facts
ctx:discord/blah/omega/part-474
[2]Part 5792 facts
ctx:discord/blah/omega/part-579
[3]Part 5814 facts
ctx:discord/blah/omega/part-581
[4]Part 5803 facts
ctx:discord/blah/omega/part-580
[5]Part 6591 fact
ctx:discord/blah/omega/part-659
[6]Part 6622 facts
ctx:discord/blah/omega/part-662
[7]Part 6612 facts
ctx:discord/blah/omega/part-661
[8]Part 6682 facts
ctx:discord/blah/omega/part-668
[9]Part 6932 facts
ctx:discord/blah/omega/part-693
[10]Part 8039 facts
ctx:discord/blah/omega/part-803
[11]Part 8904 facts
ctx:discord/blah/omega/part-890
[12]Part 8984 facts
ctx:discord/blah/omega/part-898
[13]Part 7969 facts
ctx:discord/blah/omega/part-796
[14]Part 8844 facts
ctx:discord/blah/omega/part-884
[15]Part 8001 fact
ctx:discord/blah/omega/part-800
[16]4682 facts
ctx:discord/blah/omega/468
- full textomega-468
  text/plain3 KBdoc:agent/omega-468/5818af60-1832-49bf-999b-c598f0337715
  Show excerpt
  [2025-12-02 10:46] omega [bot]: <@1340709301794373632> foxhop. asks you now for a Ruby "Hello World" program that uses random repetition from 1 to 9 times for the printed message. Please provide this via direct message. [2025-12-02 10:46] u…
[17]5743 facts
ctx:discord/blah/omega/574
- full textomega-574
  text/plain3 KBdoc:agent/omega-574/88d12613-8e0e-4b4c-a095-a847bf497952
  Show excerpt
  [2025-12-04 15:37] omega [bot]: 🔧 1/2: pgCreateTable ✅ Success ```json { "success": true, "table": "script_storage", "columns": [ { "name": "id", "type": "SERIAL" }, { "name": "script_name", "type":…
[18]6524 facts
ctx:discord/blah/omega/652
- full textomega-652
  text/plain3 KBdoc:agent/omega-652/4c27af48-916f-4467-a737-b6124ccddafa
  Show excerpt
  [2025-12-05 23:31] omega [bot]: The current database schema shows that the `script_storage` table lacks a `user_id` column, which causes the error when trying to store scripts with user association. Also, no `user_id` column exists in `scri…
[19]6574 facts
ctx:discord/blah/omega/657
- full textomega-657
  text/plain3 KBdoc:agent/omega-657/1587696c-ad0a-4ec8-88d9-634a836a8a9e
  Show excerpt
  [2025-12-05 23:37] omega [bot]: 🔧 4/7: listTools ✅ Success ```json { "success": true, "totalTools": 150, "coreTools": 7, "filteredCount": 0, "categories": [], "response": "📊 **Tool Summary**\nTotal tools: 150\nCore tools: 7\nFil…
[20]7935 facts
ctx:discord/blah/omega/793
- full textomega-793
  text/plain2 KBdoc:agent/omega-793/52722753-bbeb-4253-b093-1001d59c6357
  Show excerpt
  [2025-12-21 11:05] omega [bot]: 🔧 2/6: pgDescribeSchema ✅ Success **Args:** ```json { "includeSystemTables": false } ``` **Result:** ```json { "success": true, "tableCount": 31, "tables": [ { "name": "abc_sheet_music", …
[21]8814 facts
ctx:discord/blah/omega/881
- full textomega-881
  text/plain1 KBdoc:agent/omega-881/eb0ec067-2f81-4393-b097-eb07cc0627e9
  Show excerpt
  [2026-01-17 04:26] omega [bot]: 🔧 18/30: pgCreateTable ✅ Success **Args:** ```json { "table": "user_profiles", "columns": [ { "name": "id", "type": "SERIAL", "nullable": false, "primaryKey": true, "uniq…
[22]8873 facts
ctx:discord/blah/omega/887
- full textomega-887
  text/plain1 KBdoc:agent/omega-887/d1e7249d-7301-4dd8-b126-dbcf730deace
  Show excerpt
  [2026-01-17 04:26] omega [bot]: 🔧 24/30: pgCreateTable ✅ Success **Args:** ```json { "table": "user_profiles", "columns": [ { "name": "id", "type": "TEXT", "nullable": false, "primaryKey": true, "unique…
[23]C2258b4a 77f6 41b7 994b 16233d9c8dd85 facts
ctx:claims/beam/c2258b4a-77f6-41b7-994b-16233d9c8dd8
[24]9e072120 Ba8b 4118 A19e F4a00b761c846 facts
ctx:claims/beam/9e072120-ba8b-4118-a19e-f4a00b761c84
- full textbeam-chunk
  text/plain1 KBdoc:beam/9e072120-ba8b-4118-a19e-f4a00b761c84
  Show excerpt
  attribute3 VARCHAR(255), attribute4 VARCHAR(255), attribute5 VARCHAR(255), attribute6 VARCHAR(255), FOREIGN KEY (user_id) REFERENCES users(user_id) ON DELETE CASCADE ); -- Indexes CREATE INDEX idx_username ON users(user…
[25]1faa34af F0a8 41ca A40a C9d71a0940c65 facts
ctx:claims/beam/1faa34af-f0a8-41ca-a40a-c9d71a0940c6
- full textbeam-chunk
  text/plain1 KBdoc:beam/1faa34af-f0a8-41ca-a40a-c9d71a0940c6
  Show excerpt
  Can someone help me optimize this query to reduce latency? ->-> 6,8 [Turn 8915] Assistant: Optimizing database queries is a great way to reduce latency and improve the overall performance of your feedback processing system. Here are severa…
[26]Afc37037 6fff 48ef A75f 3e74f8ea0b7e5 facts
ctx:claims/beam/afc37037-6fff-48ef-a75f-3e74f8ea0b7e

Keep researching

Missing something or suspicious of what's here? Kick off a research session — a Claude agent will investigate, cite its sources, and file new facts into a dedicated context you can review before accepting into the shared view.

created_at

Rdf:typein disputerdf:type

Inbound mentions (33)

hasColumnHas Column(19)

composedOfComposed of(1)

definesColumnDefines Column(1)

hasColumnCreatedAtTimestamptzDefaultNowHas Column Created at Timestamptz Default Now(1)

includesIncludes(1)

includesColumnIncludes Column(1)

listsColumnLists Column(1)

listsCreatedColumnsLists Created Columns(1)

optionallyAddsColumnOptionally Adds Column(1)

proposesAdditionOfProposes Addition of(1)

shouldBeIndexedShould Be Indexed(1)

supportsTimezoneAwareDatesSupports Timezone Aware Dates(1)

targetTarget(1)

targetColumnTarget Column(1)

usesUses(1)

Other facts (78)

Timeline

References (26)

See also

Keep researching

Rdf:typein dispute`rdf:type`

`hasColumn`Has Column(19)

`composedOf`Composed of(1)

`definesColumn`Defines Column(1)

`hasColumnCreatedAtTimestamptzDefaultNow`Has Column Created at Timestamptz Default Now(1)

`includes`Includes(1)

`includesColumn`Includes Column(1)

`listsColumn`Lists Column(1)

`listsCreatedColumns`Lists Created Columns(1)

`optionallyAddsColumn`Optionally Adds Column(1)

`proposesAdditionOf`Proposes Addition of(1)

`shouldBeIndexed`Should Be Indexed(1)

`supportsTimezoneAwareDates`Supports Timezone Aware Dates(1)

`target`Target(1)

`targetColumn`Target Column(1)

`uses`Uses(1)