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Add parser support for ON DELETE and ON UPDATE CASCADE in REFERENCES #2311

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Merged
mathiasrw merged 9 commits into from
Dec 12, 2025
Merged

Add parser support for ON DELETE and ON UPDATE CASCADE in REFERENCES #2311

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3734140
Initial plan
Copilot Dec 2, 2025
a7726e9
Add support for ON DELETE and ON UPDATE CASCADE in REFERENCES
Copilot Dec 2, 2025
8468d7f
Add comprehensive tests for FOREIGN KEY edge cases and combinations
Copilot Dec 2, 2025
25dc809
Changes before error encountered
Copilot Dec 3, 2025
59be9ba
Revert unrelated test293.js changes and add behavior verification to …
Copilot Dec 4, 2025
2f5cd25
Add behavior verification to all CASCADE tests with data operations
Copilot Dec 4, 2025
0654590
mergefix
mathiasrw Dec 7, 2025
c493489
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mathiasrw Dec 12, 2025
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merge
mathiasrw Dec 12, 2025
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47 changes: 34 additions & 13 deletions src/alasqlparser.jison
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Original file line number Diff line number Diff line change
Expand Up @@ -86,6 +86,7 @@ NOT\s+ILIKE return 'NOT_LIKE'

'CALL' return 'CALL'
'CASE' return 'CASE'
'CASCADE' return 'CASCADE'
'CAST' return 'CAST'
'CHECK' return 'CHECK'
'CLASS' return 'CLASS'
Expand Down Expand Up @@ -218,6 +219,7 @@ DATABASE(S)? return 'DATABASE'
'RENAME' return 'RENAME'
'REPEAT' return 'REPEAT'
'REPLACE' return 'REPLACE'
'RESTRICT' return 'RESTRICT'
'REQUIRE' return 'REQUIRE'
'RESTORE' return 'RESTORE'
'RETURN' return 'RETURN'
Expand Down Expand Up @@ -2044,29 +2046,48 @@ PrimaryKey

ForeignKey
: FOREIGN KEY LPAR ColsList RPAR REFERENCES Table ParColsList?
OnForeignKeyClause
{ $$ = {type: 'FOREIGN KEY', columns: $4, fktable: $7, fkcolumns: $8}; }
OnReferentialActions
{ $$ = {type: 'FOREIGN KEY', columns: $4, fktable: $7, fkcolumns: $8}; yy.extend($$, $9); }
;

ParColsList
: LPAR ColsList RPAR
{ $$ = $2; }
;

OnForeignKeyClause
OnReferentialActions
:
{ $$ = undefined; }
{$$ = {}; }
| OnDeleteClause
{$$ = {ondelete: $1}; }
| OnUpdateClause
{$$ = {onupdate: $1}; }
| OnDeleteClause OnUpdateClause
{ $$ = undefined; }
{$$ = {ondelete: $1, onupdate: $2}; }
| OnUpdateClause OnDeleteClause
{$$ = {ondelete: $2, onupdate: $1}; }
;

OnDeleteClause
: ON DELETE NO ACTION
{$$ = undefined; }
: ON DELETE ReferentialAction
{$$ = $3; }
;
OnUpdateClause
: ON UPDATE NO ACTION
{$$ = undefined; }
: ON UPDATE ReferentialAction
{$$ = $3; }
;

ReferentialAction
: CASCADE
{$$ = 'CASCADE'; }
| SET NULL
{$$ = 'SET NULL'; }
| SET DEFAULT
{$$ = 'SET DEFAULT'; }
| RESTRICT
{$$ = 'RESTRICT'; }
| NO ACTION
{$$ = 'NO ACTION'; }
;

UniqueKey
Expand Down Expand Up @@ -2181,10 +2202,10 @@ ParLiteral
ColumnConstraint
: PRIMARY KEY
{$$ = {primarykey:true};}
| FOREIGN KEY REFERENCES Table ParLiteral?
{$$ = {foreignkey:{table:$4, columnid: $5}};}
| REFERENCES Table ParLiteral?
{$$ = {foreignkey:{table:$2, columnid: $3}};}
| FOREIGN KEY REFERENCES Table ParLiteral? OnReferentialActions
{$$ = {foreignkey:{table:$4, columnid: $5}}; yy.extend($$.foreignkey, $6);}
| REFERENCES Table ParLiteral? OnReferentialActions
{$$ = {foreignkey:{table:$2, columnid: $3}}; yy.extend($$.foreignkey, $4);}
| IDENTITY LPAR NumValue COMMA NumValue RPAR
{ $$ = {identity: {value:$3,step:$5}} }
| IDENTITY
Expand Down
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