DB2 Cache Mapping
The data type mappings for caches stored on DB2 are as follows.
|
Data Type |
Preferred Native Type |
Other Allowed Native Types |
|
BIGINT |
BIGINT |
DECIMAL(19+,0), larger INTEGER types, VARCHAR(20+) |
|
BINARY(n) |
BLOB |
|
|
BIT |
SMALLINT |
DECIMAL(1+,0), larger INTEGER types |
|
BLOB |
BLOB |
|
|
BOOLEAN |
SMALLINT |
INTEGER, BIGINT |
|
CHAR(n) |
CHAR(n); |
CHAR(n+), GRAPHIC(n+), VARCHAR(n+), VARGRAPHIC(n+), CLOB |
|
CLOB |
CLOB |
LONG VARGRAPHIC |
|
DATE |
DATE |
VARCHAR(10+) |
|
DECIMAL(p,s) |
DECIMAL(p,s); |
DECIMAL(p+,s+), VARCHAR(p+3+), VARGRAPHIC(p+3+), CLOB, LONG VARGRAPHIC |
|
DOUBLE |
DOUBLE |
VARCHAR(24+) |
|
FLOAT |
DOUBLE |
VARCHAR(24+) |
|
INTEGER |
INTEGER |
DECIMAL(10+,0), larger INTEGER types, VARCHAR(20+) |
|
INTERVAL DAY |
VARCHAR(30) |
|
|
INTERVAL DAY |
VARCHAR(30) |
|
|
INTERVAL DAY |
VARCHAR(30) |
|
|
INTERVAL DAY |
VARCHAR(30) |
|
|
INTERVAL HOUR |
VARCHAR(30) |
|
|
INTERVAL HOUR |
VARCHAR(30) |
|
|
INTERVAL HOUR |
VARCHAR(30) |
|
|
INTERVAL MINUTE |
VARCHAR(30) |
|
|
INTERVAL MINUTE |
VARCHAR(30) |
|
|
INTERVAL MONTH |
VARCHAR(9) |
|
|
INTERVAL SECOND |
VARCHAR(30) |
|
|
INTERVAL YEAR |
VARCHAR(9) |
|
|
INTERVAL YEAR |
VARCHAR(12) |
|
|
NUMERIC(p,s) |
DECIMAL(p,s); |
DECIMAL(p+,s+), VARCHAR(p+3+), GRAPHIC(p+3+), CLOB |
|
OTHER |
[cannot be cached] |
|
|
REAL |
REAL |
|
|
SMALLINT |
SMALLINT |
DECIMAL(5+,0), larger INTEGER types, VARCHAR(20+) |
|
TIME |
TIME |
VARCHAR(15+) |
|
TIMESTAMP |
TIMESTAMP |
VARCHAR(26+) |
|
TINYINT |
SMALLINT |
DECIMAL(3+,0), larger INTEGER types, VARCHAR(20+) |
|
VARBINARY(n) |
BLOB |
|
|
VARCHAR(n) |
VARCHAR(n); |
VARCHAR(n+), VARGRAPHIC(n+), CLOB, LONG VARGRAPHIC |
|
XML |
CLOB |
VARCHAR(*) [truncates data if column is too small], VARGRAPHIC(*), LONG VARGRAPHIC |