Oracle与Java JDBC数据类型对照

Oracle Database JDBC开发人员指南和参考

SQL Data Types	JDBC Type Codes	Standard Java Types	Oracle Extension Java Types
`CHAR`	`java.sql.Types.CHAR`	`java.lang.String`	`oracle.sql.CHAR`
`VARCHAR2`	`java.sql.Types.VARCHAR`	`java.lang.String`	`oracle.sql.CHAR`
`LONG`	`java.sql.Types.LONGVARCHAR`	`java.lang.String`	`oracle.sql.CHAR`
`NUMBER`	`java.sql.Types.NUMERIC`	`java.math.BigDecimal`	`oracle.sql.NUMBER`
`NUMBER`	`java.sql.Types.DECIMAL`	`java.math.BigDecimal`	`oracle.sql.NUMBER`
`NUMBER`	`java.sql.Types.BIT`	`boolean`	`oracle.sql.NUMBER`
`NUMBER`	`java.sql.Types.TINYINT`	`byte`	`oracle.sql.NUMBER`
`NUMBER`	`java.sql.Types.SMALLINT`	`short`	`oracle.sql.NUMBER`
`NUMBER`	`java.sql.Types.INTEGER`	`int`	`oracle.sql.NUMBER`
`NUMBER`	`java.sql.Types.BIGINT`	`long`	`oracle.sql.NUMBER`
`NUMBER`	`java.sql.Types.REAL`	`float`	`oracle.sql.NUMBER`
`NUMBER`	`java.sql.Types.FLOAT`	`double`	`oracle.sql.NUMBER`
`NUMBER`	`java.sql.Types.DOUBLE`	`double`	`oracle.sql.NUMBER`
`RAW`	`java.sql.Types.BINARY`	`byte[]`	`oracle.sql.RAW`
`RAW`	`java.sql.Types.VARBINARY`	`byte[]`	`oracle.sql.RAW`
`LONGRAW`	`java.sql.Types.LONGVARBINARY`	`byte[]`	`oracle.sql.RAW`
`DATE`	`java.sql.Types.DATE`	`java.sql.Date`	`oracle.sql.DATE`
`DATE`	`java.sql.Types.TIME`	`java.sql.Time`	`oracle.sql.DATE`
`TIMESTAMP`	`java.sql.Types.TIMESTAMP`	`javal.sql.Timestamp`	`oracle.sql.TIMESTAMP`
`BLOB`	`java.sql.Types.BLOB`	`java.sql.Blob`	`oracle.jdbc.OracleBlob`Foot 1
`CLOB`	`java.sql.Types.CLOB`	`java.sql.Clob`	`oracle.jdbc.OracleClob`Foot 2
user-defined object	`java.sql.Types.STRUCT`	`java.sql.Struct`	`oracle.jdbc.OracleStruct`Foot 3
user-defined reference	`java.sql.Types.REF`	`java.sql.Ref`	`oracle.jdbc.OracleRef`Foot 4
user-defined collection	`java.sql.Types.ARRAY`	`java.sql.Array`	`oracle.jdbc.OracleArray`Foot 5
`ROWID`	`java.sql.Types.ROWID`	`java.sql.RowId`	`oracle.sql.ROWID`
`NCLOB`	`java.sql.Types.NCLOB`	`java.sql.NClob`	`oracle.sql.NCLOB`
`NCHAR`	`java.sql.Types.NCHAR`	`java.lang.String`	`oracle.sql.CHAR`
`BFILE`	`oracle.jdbc.OracleTypes.BFILE` (ORACLE EXTENSION)	NA	`oracle.sql.BFILE`
`REF CURSOR`	`oracle.jdbc.OracleTypes.CURSOR` (ORACLE EXTENSION)	`java.sql.ResultSet`	`oracle.jdbc.OracleResultSet`
`TIMESTAMP`	`oracle.jdbc.OracleTypes.TIMESTAMP` (ORACLE EXTENSION)	`java.sql.Timestamp`	`oracle.sql.TIMESTAMP`
`TIMESTAMP WITH TIME ZONE`	`oracle.jdbc.OracleTypes.TIMESTAMPTZ` (ORACLE EXTENSION)	`java.sql.Timestamp`	`oracle.sql.TIMESTAMPTZ`
`TIMESTAMP WITH LOCAL TIME ZONE`	`oracle.jdbc.OracleTypes.TIMESTAMPLTZ` (ORACLE EXTENSION)	`java.sql.Timestamp`	`oracle.sql.TIMESTAMPLTZ`