OceanBase Database supports many data types in Oracle mode, as provided in the following list.
Character types
VARCHAR2
NVARCHAR2
CHAR
NCHAR
Numeric types
NUMBER
NUMBER_FLOAT
BINARY_FLOAT
BINARY_DOUBLE
Composite data types
Ref Cursor
Struct
Array
RAW
RowId
Date and time data types
DATE
TIMESTAMP
TIMESTAMP WITH TIME ZONE
TIMESTAMP WITH LOCAL TIME ZONE
Interval
INTERVALDS
INTERVALYM