Help Center/ Data Replication Service/ Service Overview/ Mapping Data Types/ Oracle->GaussDB(DWS)

Updated on 2024-03-28 GMT+08:00

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Oracle->GaussDB(DWS)

**Table 1** Data type mapping
Data Type (Oracle)	Data Type (GaussDB(DWS))	Whether to Support Mapping
CHAR	CHAR	Yes
VARCHAR	VARCHAR	Yes
VARCHAR2	VARCHAR	Yes
NCHAR	NCHAR	Yes
NVARCHAR2	NVARCHAR	Yes
NUMBER	NUMBER	Yes
BINARY_FLOAT	REAL	Yes
BINARY_DOUBLE	DOUBLE	Yes
FLOAT	FLOAT/REAL	Yes
DATE	TIMESTAMP	Yes
TIMESTAMP	TIMESTAMP	Yes
TIMESTAMP WITH TIME ZONE	TIMESTAMPTZ	Yes
TIMESTAMP WITH LOCAL TIME ZONE	TIMESTAMPTZ	Yes
INTERVAL	INTERVAL	Yes
BLOB	BYTEA	Yes
CLOB	CLOB	Yes
NCLOB	TEXT	Yes
LONG	TEXT	Yes
LONG_RAW	BYTEA	Yes
RAW (non-primary key and non-unique key column)	BYTEA	Yes
RAW (primary key and unique key column)	VARCHAR	Yes
ROWID	CHARACTER(18)	Yes
UROWID	-	No
XMLTYPE	-	No
BFILE	-	No
SDO_GEOMETRY	-	No

Parent topic: Mapping Data Types

Previous topic: Oracle->DDM

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