parser: Support VECTOR type

[breezewish]

What problem does this PR solve?

Issue Number: ref #54245

Problem Summary:

What changed and how does it work?

Support parsing the VECTOR type. However we does not support execute it.

Check List

Tests

• Unit test
• Integration test
• Manual test (add detailed scripts or steps below)
• No need to test

  • I checked and no code files have been changed.

Side effects

• Performance regression: Consumes more CPU
• Performance regression: Consumes more Memory
• Breaking backward compatibility

Documentation

• Affects user behaviors
• Contains syntax changes
• Contains variable changes
• Contains experimental features
• Changes MySQL compatibility

Release note

Please refer to Release Notes Language Style Guide to write a quality release note.

None

[codecov]

Codecov Report

Attention: Patch coverage is 43.75000% with 9 lines in your changes missing coverage. Please review.

Project coverage is 54.9661%. Comparing base (432bb79) to head (108e0e1).
Report is 3 commits behind head on master.

Additional details and impacted files

@@                Coverage Diff                @@
##             master     #54246         +/-   ##
=================================================
- Coverage   72.9282%   54.9661%   -17.9621%     
=================================================
  Files          1523       1642        +119     
  Lines        435564     607228     +171664     
=================================================
+ Hits         317649     333770      +16121     
- Misses        98420     250958     +152538     
- Partials      19495      22500       +3005     

Flag	Coverage Δ
integration	20.9902% <0.0000%> (?)
unit	71.8155% <43.7500%> (-0.1281%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Components	Coverage Δ
dumpling	52.9656% <ø> (ø)
parser	∅ <ø> (∅)
br	46.5318% <ø> (+0.3632%)	⬆️

[bb7133]

Hi @hawkingrei @breezewish are we going to support vector in the next release(v8.3.0)?

[breezewish]

@bb7133 Hi, the VECTOR type support is planned this Q, but we have not estimated work time for it yet.

[easonn7]

/approve

[breezewish]

/merge

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[easonn7]

/approve

[ti-chi-bot]

[LGTM Timeline notifier]

Timeline:

• 2024-06-27 00:03:23.380495342 +0000 UTC m=+850729.865984170: ☑️ agreed by hawkingrei.
• 2024-06-27 07:04:37.481767545 +0000 UTC m=+876003.967256379: ☑️ agreed by crazycs520.

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[easonn7]

/approve

[ti-chi-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: crazycs520, easonn7, hawkingrei, tangenta, XuHuaiyu

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Needs approval from an approver in each of these files:

• pkg/ddl/OWNERS [tangenta]
• pkg/expression/OWNERS [XuHuaiyu]
• pkg/parser/OWNERS [easonn7,tangenta]
• pkg/planner/OWNERS [hawkingrei]

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[breezewish]

/merge

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[dveeden]

@breezewish Looks like somehow keywords.go wasn't updated?

dvaneeden@dve-carbon:~/dev/pingcap/tidb/pkg/parser$ make 
GO111MODULE=on go build -o bin/goyacc goyacc/main.go goyacc/format_yacc.go
gofmt (simplify)
bin/goyacc -o parser.go -p yy -t Parser parser.y
Parse table entries: 3306781 of 7804360, x 16 bits == 6613562 bytes
bin/goyacc -o hintparser.go -p yyhint -t hintParser hintparser.y
Parse table entries: 25978 of 42344, x 16 bits == 51956 bytes
go generate
dvaneeden@dve-carbon:~/dev/pingcap/tidb/pkg/parser$ git diff
diff --git a/pkg/parser/keywords.go b/pkg/parser/keywords.go
index 74dc5a1b32..004d51d661 100644
--- a/pkg/parser/keywords.go
+++ b/pkg/parser/keywords.go
@@ -622,6 +622,7 @@ var Keywords = []KeywordsType{
        {"VALIDATION", false, "unreserved"},
        {"VALUE", false, "unreserved"},
        {"VARIABLES", false, "unreserved"},
+       {"VECTOR", false, "unreserved"},
        {"VIEW", false, "unreserved"},
        {"VISIBLE", false, "unreserved"},
        {"WAIT", false, "unreserved"},

[breezewish]

@breezewish Looks like somehow keywords.go wasn't updated?

dvaneeden@dve-carbon:~/dev/pingcap/tidb/pkg/parser$ make 
GO111MODULE=on go build -o bin/goyacc goyacc/main.go goyacc/format_yacc.go
gofmt (simplify)
bin/goyacc -o parser.go -p yy -t Parser parser.y
Parse table entries: 3306781 of 7804360, x 16 bits == 6613562 bytes
bin/goyacc -o hintparser.go -p yyhint -t hintParser hintparser.y
Parse table entries: 25978 of 42344, x 16 bits == 51956 bytes
go generate
dvaneeden@dve-carbon:~/dev/pingcap/tidb/pkg/parser$ git diff
diff --git a/pkg/parser/keywords.go b/pkg/parser/keywords.go
index 74dc5a1b32..004d51d661 100644
--- a/pkg/parser/keywords.go
+++ b/pkg/parser/keywords.go
@@ -622,6 +622,7 @@ var Keywords = []KeywordsType{
        {"VALIDATION", false, "unreserved"},
        {"VALUE", false, "unreserved"},
        {"VARIABLES", false, "unreserved"},
+       {"VECTOR", false, "unreserved"},
        {"VIEW", false, "unreserved"},
        {"VISIBLE", false, "unreserved"},
        {"WAIT", false, "unreserved"},

@dveeden Thanks for pointing out! A fix for the keyword (and a fix to prevent future mistakes) are now proposed in #54371