// == Statements ==

sum SqlStatement {
    variant SqlCreateTableStatement;
}

struct SqlCreateTableStatement {
    field name: SqlIdentifier;
    field columns: List[SqlColumnDefinition];
    field tableConstraints: List[SqlTableConstraint];
}

struct SqlColumnDefinition {
    field name: SqlIdentifier;
    field typeName: SqlIdentifier;
}

// == Table constraints ==

sum SqlTableConstraint {
    variant SqlPrimaryKeyConstraint;
}

struct SqlPrimaryKeyConstraint {
    field columns: List[SqlIdentifier];
}

// == Identifiers ==

struct SqlIdentifier {
    field value: String;
}