@@ -9,7 +9,7 @@ pub(super) fn emit_alter_domain_stmt(e: &mut EventEmitter, n: &AlterDomainStmt)
99
1010 e. token ( TokenKind :: ALTER_KW ) ;
1111 e. space ( ) ;
12- e. token ( TokenKind :: IDENT ( "DOMAIN" . to_string ( ) ) ) ;
12+ e. token ( TokenKind :: DOMAIN_KW ) ;
1313 e. space ( ) ;
1414
1515 // Note: missing_ok in AlterDomainStmt is for the constraint (DROP CONSTRAINT IF EXISTS),
@@ -44,14 +44,14 @@ pub(super) fn emit_alter_domain_stmt(e: &mut EventEmitter, n: &AlterDomainStmt)
4444 e. space ( ) ;
4545 e. token ( TokenKind :: NOT_KW ) ;
4646 e. space ( ) ;
47- e. token ( TokenKind :: IDENT ( " NULL" . to_string ( ) ) ) ;
47+ e. token ( TokenKind :: NULL ) ;
4848 }
4949 "O" => {
5050 e. token ( TokenKind :: SET_KW ) ;
5151 e. space ( ) ;
5252 e. token ( TokenKind :: NOT_KW ) ;
5353 e. space ( ) ;
54- e. token ( TokenKind :: IDENT ( " NULL" . to_string ( ) ) ) ;
54+ e. token ( TokenKind :: NULL ) ;
5555 }
5656 "C" => {
5757 e. token ( TokenKind :: ADD_KW ) ;
@@ -63,7 +63,7 @@ pub(super) fn emit_alter_domain_stmt(e: &mut EventEmitter, n: &AlterDomainStmt)
6363 "X" => {
6464 e. token ( TokenKind :: DROP_KW ) ;
6565 e. space ( ) ;
66- e. token ( TokenKind :: IDENT ( "CONSTRAINT" . to_string ( ) ) ) ;
66+ e. token ( TokenKind :: CONSTRAINT_KW ) ;
6767 if n. missing_ok {
6868 e. space ( ) ;
6969 e. token ( TokenKind :: IF_KW ) ;
@@ -78,13 +78,13 @@ pub(super) fn emit_alter_domain_stmt(e: &mut EventEmitter, n: &AlterDomainStmt)
7878 // Only emit CASCADE explicitly; RESTRICT is the default
7979 if n. behavior == 2 {
8080 e. space ( ) ;
81- e. token ( TokenKind :: IDENT ( "CASCADE" . to_string ( ) ) ) ;
81+ e. token ( TokenKind :: CASCADE_KW ) ;
8282 }
8383 }
8484 "V" => {
85- e. token ( TokenKind :: IDENT ( "VALIDATE" . to_string ( ) ) ) ;
85+ e. token ( TokenKind :: VALIDATE_KW ) ;
8686 e. space ( ) ;
87- e. token ( TokenKind :: IDENT ( "CONSTRAINT" . to_string ( ) ) ) ;
87+ e. token ( TokenKind :: CONSTRAINT_KW ) ;
8888 if !n. name . is_empty ( ) {
8989 e. space ( ) ;
9090 e. token ( TokenKind :: IDENT ( n. name . clone ( ) ) ) ;
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