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CIP2018-10-19 Delete Semantics #533

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CIP2018-10-19 Delete Semantics #533

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@Mats-SX Mats-SX commented Jun 14, 2022 •
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Rendered CIP

Implements the 'Strict' semantics mentioned in #263.

In summary:

  • a deleted element behaves identical to a null value
    • similar to a non-match by OPTIONAL MATCH
  • the deleted state is only visible to clauses that supersede the DELETE clause

Supersedes #332

@Mats-SX Mats-SX added the CIP label Jun 14, 2022
Mats-SX added 8 commits June 14, 2022 17:53
@Mats-SX
Add author and apply CIP template
ca75a4d
@Mats-SX
Fill in Motivation
4a29313 
- skip Background
- prefer clause over statement
- refer to CIR
@Mats-SX
Fill in Proposal and Syntax
73089ba 
- relate to OPTIONAL MATCH
@Mats-SX
Fill in Semantics
2242414 
- nest under Semantics section
- explain effect on pattern matching using predicate example
- remove commented-out junk
@Mats-SX
Omit part on nullability
d074400
@Mats-SX
Fill in bottom sections
4975f55 
- omit What others do
@Mats-SX
Add semantics part for returning elements
ce3e073
@Mats-SX
Add examples
7c31ad5
@Mats-SX Mats-SX marked this pull request as ready for review June 14, 2022 16:54
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@Mats-SX @thobe