Sqldbtype null in c#

Brady Kelly Rate me:. Please Sign up or sign in to vote. AddWithValue method. I'm sure you are all familiar with code such as the following, to easily convert a bunch of parameter values stored in good old. NET object properties: C. Copy Code. Brady Kelly. Founder Erisia Web Development. I am a software developer in Johannesburg, South Africa.

I specialise in C and ASP. I have been in this business for about eighteen years, and am currently trying to master Angular 4 and. NET Core, and somehow find a way to strengthen my creative faculties. First Prev Next Thanks so much!! Member 6-Sep AlanSB Jan Brady Kelly Jan PSU Steve 6-Jan Brady Kelly 6-Jan Go to top. Layout: fixed fluid. A fixed-length stream of Unicode characters ranging between 1 and 4, characters.

A variable-length stream of Unicode data with a maximum length of 2 30 - 1 or 1,,, characters. A variable-length stream of Unicode characters ranging between 1 and 4, characters. Implicit conversion fails if the string is greater than 4, characters. Explicitly set the object when working with strings longer than 4, characters. Use NVarChar when the database column is nvarchar max. Date and time data ranging in value from January 1, to June 6, to an accuracy of one minute.

A currency value ranging from , A variable-length stream of non-Unicode data with a maximum length of 2 31 -1 or 2,,, characters. Time data based on a hour clock. Corresponds to a SQL Server time value. Automatically generated binary numbers, which are guaranteed to be unique within a database.

The storage size is 8 bytes. An 8-bit unsigned integer. A globally unique identifier or GUID. A variable-length stream of binary data ranging between 1 and 8, bytes. Float: return typeof Double ; case SqlDbType. Real: return typeof Single ; case SqlDbType. Binary: case SqlDbType. Image: case SqlDbType. Timestamp: case SqlDbType. Bit: return typeof Boolean ; case SqlDbType. Char: case SqlDbType. NChar: case SqlDbType.

NText: case SqlDbType. Text: case SqlDbType. Xml: return typeof String ; case SqlDbType. DateTime: case SqlDbType. Date: case SqlDbType. Variant: case SqlDbType.

Udt: return typeof Object ; case SqlDbType. Archivo: SqlConvert. BigInt: return DbType. Int64; case SqlDbType. Binary: return DbType. Binary; case SqlDbType. Bit: return DbType. Boolean; case SqlDbType. Char: return DbType.

DateTime: return DbType. DateTime; case SqlDbType. Decimal: return DbType. Decimal; case SqlDbType. Float: return DbType. Double; case SqlDbType. Image: return DbType. Int: return DbType. Int32; case SqlDbType. Money: return DbType. Currency; case SqlDbType. NChar: return DbType. NText: return DbType. String; case SqlDbType. NVarChar: return DbType.

Real: return DbType. Single; case SqlDbType. UniqueIdentifier: return DbType. Guid; case SqlDbType. SmallDateTime: return DbType. SmallInt: return DbType. Int16; case SqlDbType. SmallMoney: return DbType. Text: return DbType. AnsiString; case SqlDbType. Timestamp: return DbType. TinyInt: return DbType. Byte; case SqlDbType. VarBinary: return DbType.

VarChar: return DbType. Variant: return DbType. Archivo: DataUploader2. Bit: return typeof bool ; case SqlDbType. Char: return typeof char ; case SqlDbType. Decimal: return typeof Decimal ; case SqlDbType.

Float: return typeof float ; case SqlDbType. Int: return typeof int ; case SqlDbType. NChar: return typeof char ; case SqlDbType. Real: return typeof decimal ; case SqlDbType. Text: return typeof String ; case SqlDbType. Xml: return typeof String ; default: throw new System. Archivo: DB. Text; this.

Archivo: CSBatisBuilder. Binary: return typeof Byte[] ; case SqlDbType. Char: return typeof String ; case SqlDbType. Image: return typeof Byte[] ; case SqlDbType.