JDBC Types Mapped to Java Object Types : SQL Data Type Java Data Type « Database « Java Tutorial

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Java Tutorial » Database » SQL Data Type Java Data Type

20. 19. 3. JDBC Types Mapped to Java Object Types

JDBC Type	Java Object Type
CHAR	java.lang.String
VARCHAR	java.lang.String
LONGVARCHAR	java.lang.String
NUMERIC	java.math.BigDecimal
DECIMAL	java.math.BigDecimal
BIT	java.lang.Boolean
TINYINT	java.lang.Integer
SMALLINT	java.lang.Integer
INTEGER	java.lang.Integer
BIGINT	java.lang.Long
REAL	java.lang.Float
FLOAT	java.lang.Double
DOUBLE	java.lang.Double
BINARY	byte[]
VARBINARY	byte[]
LONGVARBINARY	byte[]
DATE	java.sql.Date
TIME	java.sql.Time
TIMESTAMP	java.sql.Timestamp
DISTINCT	Object type of underlying type
CLOB	java.lang.Clob
BLOB	java.lang.Blob
ARRAY	java.lang.Array
STRUCT	java.lang.Struct or java.lang.SQLData
REF	java.lang.Ref
JAVA_OBJECT	Underlying Java class

20. 19. SQL Data Type Java Data Type
	20. 19. 1.	Mapping Between Java to JDBC SQL Types
	20. 19. 2.	Java Types Mapped to JDBC Types
	20. 19. 3.	JDBC Types Mapped to Java Object Types
	20. 19. 4.	Java Object Types Mapped to JDBC Types
	20. 19. 5.	Getting the Name of a JDBC Type
	20. 19. 6.	Get the database-specific type name
	20. 19. 7.	Get the java.sql.Types type to which this database-specific type is mapped
	20. 19. 8.	Retrieve type info from the result set
	20. 19. 9.	converting a java.sql.Types integer value into a printable name
	20. 19. 10.	uses reflection to get all the field names from java.sql.Types.

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