In contrast to Oracle, columns with the data type CHAR[ACTER] are only stored up to a length of 30 characters with fixed length in SAP MaxDB.

The Oracle data type VARCHAR2 does not differ from VARCHAR in SAP MaxDB.

The data types INT[EGER] and SMALLINT have 20 significant digits in SAP MaxDB.

In SAP MaxDB, the data type FLOAT is always represented with 20 significant digits.

In SAP MaxDB, data types cannot be defined for numbers with a negative scale. It is not possible to specify a scale that is greater than the number of significant digits.

In SAP MaxDB, numbers are not implicitly converted into date values or vice versa.

In Oracle, date values run from 1/1/4712 BC to 12/31/9999 AD. In SAP MaxDB, date values run from 1/1/0001 to 12/31/9999.

SAP MaxDB does not support the comparison of character strings denoted as "non padded comparison" in Oracle.

The NCHAR, NVARCHAR2, MLSLABEL, BFILE, and UROWID data types supported by Oracle are not supported by SAP MaxDB.