weekday snowflake in number
YEAR( <date_or_timestamp_expr> )
YEAROFWEEK( <date_or_timestamp_expr> )
YEAROFWEEKISO( <date_or_timestamp_expr> )
DAY( <date_or_timestamp_expr> )
DAYOFMONTH( <date_or_timestamp_expr> )
DAYOFWEEK( <date_or_timestamp_expr> )
DAYOFWEEKISO( <date_or_timestamp_expr> )
DAYOFYEAR( <date_or_timestamp_expr> )
WEEK( <date_or_timestamp_expr> )
WEEKOFYEAR( <date_or_timestamp_expr> )
WEEKISO( <date_or_timestamp_expr> )
MONTH( <date_or_timestamp_expr> )
QUARTER( <date_or_timestamp_expr> )