Fix list/bag/tuple deep equality

[alancai98]

Closes #420.

Previously, the NullableEq operator (i.e. =) wasn't performing deep equality on values within lists, bags, and tuples. PR adds the equivalent of the eqg function specified in section 7.1.1 which defines NULLs and MISSINGs as equal.

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

[codecov]

Codecov Report

Patch coverage: 98.90% and project coverage change: +0.09% 🎉

Comparison is base (d93dfe7) 82.05% compared to head (d63cf7f) 82.14%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #421      +/-   ##
==========================================
+ Coverage   82.05%   82.14%   +0.09%     
==========================================
  Files          62       62              
  Lines       15706    15763      +57     
  Branches    15706    15763      +57     
==========================================
+ Hits        12888    12949      +61     
+ Misses       2299     2295       -4     
  Partials      519      519              

Files Changed	Coverage Δ
partiql-value/src/list.rs	69.02% <94.11%> (+5.10%)	⬆️
partiql-value/src/lib.rs	96.41% <99.28%> (+0.30%)	⬆️
partiql-eval/src/eval/expr/operators.rs	91.14% <100.00%> (+0.28%)	⬆️
partiql-value/src/bag.rs	74.73% <100.00%> (+0.54%)	⬆️
partiql-value/src/tuple.rs	90.06% <100.00%> (+0.78%)	⬆️

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[github-actions]

Conformance comparison report

	Base (d93dfe7)	47dc657	+/-
% Passing	89.06%	89.31%	0.25%
✅ Passing	5649	5665	16
❌ Failing	694	678	-16
🔶 Ignored	0	0	0
Total Tests	6343	6343	0

Number passing in both: 5649

Number failing in both: 678

Number passing in Base (d93dfe7) but now fail: 0

Number failing in Base (d93dfe7) but now pass: 16

The following test(s) were previously failing but now pass. Before merging, confirm they are intended to pass:

Click here to see

• partiql_tests::eval::primitives::operators::operators::nary_operators::nary::strict_equal_tuples_different_types_different_order_true
• partiql_tests::eval::primitives::operators::operators::nary_operators::nary::strict_equal_list_different_types_true
• partiql_tests::eval::primitives::operators::operators::nary_operators::nary::permissive_equal_list_different_types_with_null_missing_equivalence_true
• partiql_tests::eval::primitives::operators::operators::nary_operators::nary::strict_equal_list_different_types_with_null_missing_true
• partiql_tests::eval::primitives::operators::operators::nary_operators::nary::permissive_equal_tuples_different_types_true
• partiql_tests::eval::primitives::operators::operators::nary_operators::nary::strict_equal_bag_different_types_different_order_true
• partiql_tests::eval::primitives::operators::operators::nary_operators::nary::permissive_equal_bag_different_types_different_order_true
• partiql_tests::eval::primitives::operators::operators::nary_operators::nary::permissive_equal_list_different_types_true
• partiql_tests::eval::primitives::operators::operators::nary_operators::nary::permissive_equal_tuples_different_types_different_order_true
• partiql_tests::eval::primitives::operators::operators::nary_operators::nary::permissive_equal_tuples_different_types_different_order_with_null_missing_true
• partiql_tests::eval::primitives::operators::operators::nary_operators::nary::strict_equal_tuples_different_types_true
• partiql_tests::eval::primitives::operators::operators::nary_operators::nary::strict_equal_bag_different_types_with_null_missing_different_order_true
• partiql_tests::eval::primitives::operators::operators::nary_operators::nary::permissive_equal_list_different_types_with_null_missing_true
• partiql_tests::eval::primitives::operators::operators::nary_operators::nary::strict_equal_list_different_types_with_null_missing_equivalence_true
• partiql_tests::eval::primitives::operators::operators::nary_operators::nary::strict_equal_tuples_different_types_different_order_with_null_missing_true
• partiql_tests::eval::primitives::operators::operators::nary_operators::nary::permissive_equal_bag_different_types_with_null_missing_different_order_true