when you think about it.Let us talk about the concept of NULL values in a database for a little: NULL means something is unknown. It does NOT mean null (the digit 0). Null (or zero, the digit) is a known value: You can include 0 in calculations, whilst NULL stands for "value...
1: If Private is NULL in the database it no value appears in the corresponding textbox in the advanced editor. If I edit some of the other parameters and hit Save, nothing happens. If I change Private to True/False the appointment is saved correctly to the database. But I should be ...
Bug #49936Comparing NULLABLE type for NULL value in database Submitted:25 Dec 2009 7:49Modified:26 May 2011 17:21 Reporter:fahad khalilEmail Updates: Status:Not a BugImpact on me: None Category:Connector / NETSeverity:S1 (Critical)
So there are no nulls in that column in the data source. I have not changed the "Null value" setting. So I'm not sure if I'm misunderstanding something in your reply. And I'm not sure how to troubleshoot this. Is there some way to get useful logging/debugging details like...
Oracle Database - Enterprise Edition - Version 12.1.0.2 to 12.2.0.1 [Release 12.1 to 12.2]: Apply lag has NULL value in v$dataguard_stats
Big Data Appliance Integrated Software - Version 2.5.0 and later: Impala Can Not Parse "null" Values in Numeric Fields, Raises "Error converting column: <X> TO INT (
SqlType.Null 所有System.Data.SqlTypes 数据类型都实现 INullable。 如果可使用隐式强制转换运算符将强类型的 null 值转换为列的数据类型,则应执行赋值。 否则,将引发无效强制转换异常。null 如果“null”是给定 DataColumn 数据类型的合法值,则会将其强制转换为与 DbNull.Value 类型(Null) 关联的相应 INullable ...
In cfargument, I remove the requirement for the input to be numeric so that I can set the default to "" (empty string). However, if a user tries to enter in a non-numeric value, an error will get triggered by cfqueryparam which requires the input to be numeric. <cfargument n...
xlvchaochanged the titleI want to set null to non-nullable column but the column set should use the default value in DDL(jdbc version 0.4.1)Mar 24, 2023 Contributor Because 0.3.1 uses TabSeparated data format for query and insert.
if I want import csv file with null values into the Workbench, it is big deal for trained monkey to set all cells to null, because all null values are inserted as 'NULL'. Csv import not support null value in insert (I understand, it is string NULL in csv). But either It is not ...