常用的Java Enum JdbcType
ARRAY
BIGINT
BINARY
BIT
BLOB
BOOLEAN
CHAR
CLOB
CURSOR
DATE
DECIMAL
DOUBLE
FLOAT
INTEGER
LONGVARBINARY
LONGVARCHAR
NCHAR
NCLOB
NULL
NUMERIC
NVARCHAR
OTHER
REAL
SMALLINT
STRUCT
TIME
TIMESTAMP
TINYINT
UNDEFINED
VARBINARY
VARCHAR