HAVING-clause COUNT-Function aggregate-functions
sub-queries
COALESCE NV2 NVL General-Functions NULLIF NULL-values
WHERE-clause operators
join inner-join
NULL-values General-Functions NULLIF
DROP-statement DROP-DATABASE
NOW-Function FORMAT-Function UCASE-Function MID-Function LCASE-Function ROUND-Function scalar-functions LEN-Function
collation binary-collation character-sets
