Datetime函数可操作 date (DATE), timestamp (TIMESTAMP, TIMESTAMP WITH TIME ZONE, TIMESTAMP WITH LOCAL TIME ZONE) 及 interval (INTERVAL DAY TO SECOND, INTERVAL YEAR TO MONTH) 类型的值。 1. Datetime Functions Designed fo
DATE Date and time values LONG Variable-length character data(up to 2G);Oracle推荐不使用此数据类型,推荐使用CLOB、BLOB CLOB Character data(up to 4GB) RAW and LONG RAW Raw binary data BLOB Binary data(up to 4GB) BFILE Binary data stored in an external file(up to 4GB) ROWID A base-64 n...
you must specify a data type for each of its arguments. These data types define the domain of values that each column can contain or each argument can have. For example,DATEcolumns cannot accept the value February 29 (except for a
User-Defined Types 不支持 不支持 不支持 AnyType 不支持 不支持 不支持 AnyData 不支持 不支持 不支持 AnyDataSet 不支持 不支持 不支持 XmlType 不支持 不支持 不支持 Spatial Types 不支持 不支持 不支持 Media Types 不支持 不支持 不支持 Oracle Reader针对Oracle类型的转换列表,如下所示。 类型分类 ...
Oracle date/time types In Oracle, thedateformat and thetime zonefeatures include multiple data types, including:DATE,TIMESTAMP,TIMESTAMP WITH TIME ZONEandTIMESTAMP WITH LOCAL TIME ZONE. TheTIMESTAMPdata type is an extension of theDATEtype. ...
OracleDate構造は、データベースに格納されるか、またはデータベースから取得されるOracle DATEデータ型を表します。各OracleDateには、年、月、日、時、分、秒の情報が格納されます。クラスの継承System.ObjectSystem.ValueTypeOracle.DataAccess.Types.OracleDate宣言...
Oracle Data Types(数据类型),Oracle数据类型,及与Jdbc规范的对应关系。大类Oracle数据类型Jdbc数据类型精度说明字符CHARCHAR2000字节(500字符) VARCHAR2VARCHAR4000字节(1000字符) CLOBCLOB4G字节 NCHARNCHAR2000字节(666字符) NVARCHAR2NVARCHAR4000字节(1333字符) NCLO
Oracle Database 11g added support for the number datatype SIMPLE_INTEGER. Date Datatype As with the NUMERIC datatype, Oracle stores all dates and times in a standard internal format. The standard Oracle date format for input takes the form of DD-MON-YY HH:MI:SS, where DD represents up ...
Object types XML types Varrays Nested tables Columns that use REF The DATE Data Type Dates in SQL Server range from 1753 A.D. to 9999 A.D., whereas dates in Oracle range from 4712 B.C. to 4712 A.D. If a column of type DATE contains values that are out of range for SQL Server...
static intDATALINK The constant in the Java programming language, somtimes referred to as a type code, that identifies the generic SQL typeDATALINK. static intDATE static intDECIMAL static intDOUBLE static intFIXED_CHAR Use this type when binding to a CHAR column in the where clause of a Se...