import type { ASTNodeProto as _zetasql_ASTNodeProto, ASTNodeProto__Output as _zetasql_ASTNodeProto__Output } from '../zetasql/ASTNodeProto';
import type { AnyASTExpressionProto as _zetasql_AnyASTExpressionProto, AnyASTExpressionProto__Output as _zetasql_AnyASTExpressionProto__Output } from '../zetasql/AnyASTExpressionProto';
import type { ASTAliasProto as _zetasql_ASTAliasProto, ASTAliasProto__Output as _zetasql_ASTAliasProto__Output } from '../zetasql/ASTAliasProto';
export interface ASTExpressionWithOptAliasProto {
    'parent'?: (_zetasql_ASTNodeProto | null);
    'expression'?: (_zetasql_AnyASTExpressionProto | null);
    'optionalAlias'?: (_zetasql_ASTAliasProto | null);
}
export interface ASTExpressionWithOptAliasProto__Output {
    'parent': (_zetasql_ASTNodeProto__Output | null);
    'expression': (_zetasql_AnyASTExpressionProto__Output | null);
    'optionalAlias': (_zetasql_ASTAliasProto__Output | null);
}