Dontopedia

Composite Primary Key

From Dontopedia, the open, paraconsistent wiki. (Last updated 2026-06-07.)

Composite Primary Key has 7 facts recorded in Dontopedia across 2 references, with 2 live disagreements.

7 facts·3 predicates·2 sources·2 in dispute
Maturity scale raw canonical shape-checked rule-derived certified

Inbound mentions (3)

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.

hasPrimaryKeyHas Primary Key(2)

enforcesUniquenessEnforces Uniqueness(1)

Other facts (7)

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.

Timeline

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.

typebeam/7f1bf55c-af4e-4c06-9bda-d1d5f04a1682
ex:PrimaryKeyConstraint
consistsOfbeam/7f1bf55c-af4e-4c06-9bda-d1d5f04a1682
ex:role-id-column
consistsOfbeam/7f1bf55c-af4e-4c06-9bda-d1d5f04a1682
ex:permission-id-column
ensuresbeam/7f1bf55c-af4e-4c06-9bda-d1d5f04a1682
ex:UniqueRolePermissionPairs
typebeam/3180697c-8a63-4814-9850-61444491602a
ex:CompositePrimaryKey
consistsOfbeam/3180697c-8a63-4814-9850-61444491602a
ex:role-id-column
consistsOfbeam/3180697c-8a63-4814-9850-61444491602a
ex:permission-id-column

References (2)

2 references
  1. ctx:claims/beam/7f1bf55c-af4e-4c06-9bda-d1d5f04a1682
    • full textbeam-chunk
      text/plain1 KBdoc:beam/7f1bf55c-af4e-4c06-9bda-d1d5f04a1682
      Show excerpt
      ### Step 3: Implement RBAC in Your System 1. **Database Schema**: Create tables to store roles, permissions, and role-permission mappings. 2. **User Role Assignment**: Implement logic to assign roles to users. 3. **Permission Checking**: I
  2. ctx:claims/beam/3180697c-8a63-4814-9850-61444491602a
    • full textbeam-chunk
      text/plain1 KBdoc:beam/3180697c-8a63-4814-9850-61444491602a
      Show excerpt
      name TEXT NOT NULL UNIQUE ); CREATE TABLE permissions ( id INTEGER PRIMARY KEY, name TEXT NOT NULL UNIQUE ); CREATE TABLE role_permissions ( role_id INTEGER, permission_id INTEGER, PRIMARY KEY (role_id, permission_

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