SqlDataTypeOption EnumReference Feedback DefinitionNamespace: Microsoft.SqlServer.TransactSql.ScriptDom Assembly: Microsoft.SqlServer.TransactSql.ScriptDom.dll Package: Microsoft.SqlServer.TransactSql.ScriptDom v161.8901.0 These are the possible data types in Sql. The capitalization of names are ...
SqlDbType Fields Expand table NameValueDescription BigInt0 Int64. A 64-bit signed integer. Binary1 Arrayof typeByte. A fixed-length stream of binary data ranging between 1 and 8,000 bytes. Bit2 Boolean. An unsigned numeric value that can be 0, 1, ornull. ...
SqlDbType Fields Expand table NameValueDescription BigInt0 Int64. A 64-bit signed integer. Binary1 Arrayof typeByte. A fixed-length stream of binary data ranging between 1 and 8,000 bytes. Bit2 Boolean. An unsigned numeric value that can be 0, 1, ornull. ...
Entity SQL error : 'CONVERT' cannot be resolved into a valid type or function. Enum datatype in SQL Server? Error : Arithmetic overflow error converting int to data type numeric. ERROR : Column 'ID' does not belong to table Error : Not a legal OleAut date ...
Specifies SQL Server-specific data type of a field, property, for use in a System.Data.SqlClient.SqlParameter.Fields展開表格 BigInt = 0 A 64-bit signed integer. Binary = 1 Array of type Byte. A fixed-length stream of binary data ranging between 1 and 8,000 bytes. Bit = 2 Boolean...
问如何在sqlite中使用Date、Enum、blob等数据类型创建表和插入值EN前面文章我们介绍过一些常用数据类型的...
Describes the type of SQL command used by the SqlDataSource and AccessDataSource controls when performing a database operation.C# 复制 public enum SqlDataSourceCommandTypeInheritance Object ValueType Enum SqlDataSourceCommandType Fields展开表 NameValueDescription Text 0 The text contained in a ...
1. 枚举(enum type)通常用来表示一组常量。由于枚举是强类型的,这在编程中给我们提供了极大的方便。 2. 枚举的定义: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 publicenumSex{男=0,女=1} 或者:如果只给男赋值,那么女=1 代码语言:javascript ...
If strict SQL mode is enabled, attempts to insert invalidENUMvalues result in an error. If anENUMcolumn is declared to permitNULL, theNULLvalue is a valid value for the column, and the default value isNULL. If anENUMcolumn is declaredNOT NULL, its default value is the first element of ...
type: ALL possible_keys: NULL key: NULL key_len: NULL ref: NULL rows: 20017710 Extra: Using where 1 row in set (0.00 sec) 小结: MySQL数据库枚举类型字段没有显式创建索引信息时,即使符合MySQL数据库使用索引条件要求的SQL语句,也无索引信息可用,也即MySQL数据库枚举类型字段值域列表中的存储序列编号...