Mapping SQL and Java Data Types

The following table shows the mapping between SQL and Java data types. They are from JDBC.

SQL data type Java data type
Simply mappable Object mappable
CHARACTER   String
VARCHAR   String
LONGVARCHAR   String
NUMERIC   java.math.BigDecimal
DECIMAL   java.math.BigDecimal
BIT boolean Boolean
TINYINT byte Integer
SMALLINT short Integer
INTEGER int Integer
BIGINT long Long
REAL float Float
FLOAT double Double
DOUBLE PRECISION double Double
BINARY   byte[]
VARBINARY   byte[]
LONGVARBINARY   byte[]
DATE   java.sql.Date
TIME   java.sql.Time
TIMESTAMP   java.sql.Timestamp

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Web Services, Service-Oriented Architectures, and Cloud Computing: The Savvy Manager's Guide

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by with David Dick

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