UCO-415 Database Record Representation

[kchason]

Addresses UCO-415 by adding database representation.

Coordination

• [x] Pull Request is against correct branch
• [x] Pull Request is in, or reverted to, Draft status before Solutions Approval vote has passed.
• [x] CI passes in UCO feature branch
• [x] CI passes in UCO current unstable branch (9d3054f)
• [x] CI passes in CASE current unstable branch tracking UCO's unstable as submodule (b52db3a)
• [x] Impact on SHACL validation reviewed for CASE-Examples
• [x] Impact on SHACL validation remediated for CASE-Examples
• [x] Impact on SHACL validation reviewed for casework.github.io
• [x] Impact on SHACL validation remediated for casework.github.io (N/A)
• [x] Milestone linked
• [x] Solutions Approval vote logged on corresponding Issue (once logged, can be taken out of Draft PR status)
• [x] English definition of recordRowId updated.
• [x] Range of recordRowId set to union of xsd:integer and xsd:string, and appropriate SHACL adjustment made.

[ajnelson-nist]

Converting to draft until Solutions Approval is logged.