CAST function shocould support INT synonym for SIGNED. I. e. CAST (y AS INT), synonymi. e
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Bug #73054.
CAST function shocould
Original: http://www.2cto.com/database/201310/250880.htmlSQL cast and CONVERT usage detailed Summary: The following applies only to Mysqlselect {fn CONCAT (CONVERT (User_id,char), user_name)} as Str from T_SYS_ User following this applies only to
GrammarUse CAST:
CAST (expression as data_type)
Use CONVERT:
CONVERT (data_type[(length)], expression [, style])
ParametersExpression
Is any valid Microsoft SQL Server expression. For more information, see expressions.
Data_type
The data
SyntaxUse CAST:
CAST (expression AS data_type)
Use CONVERT:
CONVERT (data_type [(length)], expression [, style])
ParametersExpression
Is any valid Microsoft SQL Server "expression. For more information, see expressions.
Data_type
The data types
1,Primary KeyConstraintsThere are five types of constraints in SQL Server, Primary key constraints, Foreign key constraints, Unique constraints, Default constraints, and Check constraints.There is often a combination of one or more columns in a
1 overviewThis article focuses on the two functions involved in type conversion in SQL Server: Cast and convert.2 Specific content2.1 CAST(1) Role: An expression that converts an expression of one data type to another data type.(2) Definition:1 CAST
First, the CONVERT functionCharacter Set conversions: convert (XXX USING gb2312) type conversions are the same as SQL Server, but differ on type parameters: CAST (xxx as type), convert (XXX, type), type must be of the following type:Available type
The cast function is used to explicitly convert an expression of a data type to another data type. The argument to the CAST () function is an expression that includes the source value and the target data type separated by the AS keyword.First, the
The cast function is used to explicitly convert an expression of a data type to another data type. The argument to the CAST () function is an expression that includes the source value and the target data type separated by the AS keyword. Syntax:CAST
SQL Statement conversion Format function cast, convertBoth cast and convert are often used. Specially extracted as an article, convenient to find.Both cast and convert can perform data type conversions. In most cases, the two perform the same
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