PostgreSQL中的数值类型,如NUMERIC或DECIMAL,都遵循标准的数学规则,即一个数值只能有一个小数点。试图存储包含多个小数点的值(如1.2.3)会导致语法错误,因为这样的值在数学上是没有意义的。 2. 阐述处理此类数据的替代方案,如字符串存储 一种处理包含多个小数点的数据的替代方案是将它们作为字符串存储在数据库中。这...
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CENTIMETERS | DECIMALDEGREES | DECIMETERS | FEET | INCHES | KILOMETERS | METERS | MILES | MILLIMETERS | NAUTICALMILES | POINTS | UNKNOWN | YARDS Python expressions can be used to calculate the geodesic area or length of a feature using the geodesicArea or geodesicLength properties combined with...
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how can i display the full decimal points for my Decimal(10,4) field How can i do red highlight validation for .net Mvc Textboxfor How can i get .aspx file in ASP .NET MVC 5 Empty Web Application In Visual Studio 2015? How Can I Get All Rows In Kendo Grid In All Pages How ca...
how can i display the full decimal points for my Decimal(10,4) field How can i do red highlight validation for .net Mvc Textboxfor How can i get .aspx file in ASP .NET MVC 5 Empty Web Application In Visual Studio 2015? How Can I Get All Rows In Kendo Grid In All Pages How ca...
Decimal error in LINQ Cannot change startup object of a basic C# console application Cannot clear this list (datagrid.Rows.Clear) Cannot connect to serial port at 115200 baud Cannot convert from 'Object to Int' Cannot convert int[] to object[] Cannot convert lambda expression to type 'System...