DB2 family data type mappings

Table 1 lists the data type mapping that is performed when the source data type is a DB2® Version 9.1 or DB2 Universal Database™ (UDB) Version 8.2 data type.

Table 1. Data type mapping from DB2 Universal Database source data types
DB2 Version 9.1 and DB2 UDB Version 8.2 source data type DB2 Version 9.1 mirror data type DB2 Everyplace® device data type IBM® Cloudscape™ Version 10 device data type
BIGINT BIGINT VARCHAR BIGINT
BLOB(n [K|M|G]) unsupported unsupported unsupported
CHAR(n) CHARACTER CHARACTER CHARACTER
CHAR(n) FOR BIT DATA unsupported unsupported unsupported
CLOB(n [K|M|G]) unsupported unsupported unsupported
DATALINK unsupported unsupported unsupported
DATE DATE DATE DATE
DBCLOB(n [K|M|G]) unsupported unsupported unsupported
DECIMAL(p,s) DECIMAL DECIMAL DECIMAL
DOUBLE FLOAT VARCHAR DOUBLE PRECISION
DOUBLE PRECISION FLOAT VARCHAR DOUBLE PRECISION
FLOAT FLOAT VARCHAR DOUBLE PRECISION
GRAPHIC(n) GRAPHIC CHARACTER unsupported
INTEGER INTEGER INTEGER INTEGER
LONG VARCHAR LONG VARCHAR VARCHAR LONG VARCHAR
LONG VARCHAR FOR BIT DATA LONG VARCHAR FOR BIT DATA BLOB LONG BIT VARYING
LONG VARGRAPHIC LONG VARGRAPHIC VARCHAR unsupported
REAL REAL VARCHAR REAL
SMALLINT SMALLINT SMALLINT SMALLINT
TIME TIME TIME TIME
TIMESTAMP TIMESTAMP TIMESTAMP TIMESTAMP
VARCHAR(n) VARCHAR VARCHAR VARCHAR
VARCHAR(n) FOR BIT DATA VARCHAR() FOR BIT DATA BLOB BIT VARYING
VARGRAPHIC(n) VARGRAPHIC VARCHAR unsupported
XML unsupported unsupported unsupported
Related reference
Data type mappings between DB2 Everyplace and data sources
Informix data type mappings
Oracle data type mappings


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Last updated: Wednesday, October 17, 2006
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