hibernate和mysql之中的数据类型转换

映射类型                   Java类型                          标准SQL字段类型

integer                      int or java.lang.Integer       INTEGER

long                           long or java.lang.Long       BIGINT

short                          short or java.lang.Short      SMALLINT

float                           float or java.lang.Float         FLOAT

double                       double or java.lang.Double   DOUBLE

big_decimal                java.math.BigDecimal          NUMERIC

character                    java.lang.String                    CHAR(1)

string                          java.lang.String                   VARCHAR

byte                            byte or java.lang.Byte         TINYINT

boolean                      boolean or java.lang.Boolean      BIT

yes_no                       boolean or java.lang.Boolean          CHAR(1('Y'or'N')

true_false                   boolean or java.lang.Boolean          CHAR(1)('Y'or'N')

date                            java.util.Date or java.sql.Date              DATE

time                            java.util.Date or java.sql.Time            TIME

timestamp                  java.util.Date or java.sql.Timestamp       TIMESTAMP

calendar                     java.util.Calendar                                TIMESTAMP

calendar_datev          java.util.Calendar                                 DATE

binary                         byte[]                                                        VARBINARY(or BLOB)

text                             java.lang.String                                         CLOB

serializable                  java.io.Serializable的任何实例              VARBINARY(or BLOB)

clob                              java.sql.Clob                                       CLOB

blob                              java.sql.Blob            BLOB

class                            java.lang.Class              VARCHAR

locale                           java.util.Locale              VARCHAR

timezone                     java.util.TimeZone          VARCHAR

currency                       java.util.Currency            VARCHAR