case function

Allure + pytest Use demo Purpose The results of the Pytest use Case Layer test report are presented through allure customization attributes. python version and necessary libraries Python 2.7Pytest 3.1.3environmental parameters in the pytest-allure-

In a previous article, we want to design an asynchronous invocation framework that is best able to unify the interfaces of the asynchronous invocation, while the exact invocation order is independent of the implementation. So now we're going to

Reprinted from Http://www.jb51.net/article/40179.htmFirst, mathematical functionsABS (x) returns the absolute value of XBIN (x) returns the binary of X (Oct returns octal, HEX returns hex)CEILING (x) returns the smallest integer value greater than

Basic syntax for SQL database Some basic statement usage, the base of the database.The use of UnoinThe number of columns per result set must have the same result, and the type must be the same. eg Select Name from Student Union Select Age from

In Oracle, we sort the usual order by column names in order, but sometimes we want some of the elements in this column to be in front or in the back or somewhere in the middle.At this point we can use the order by case and then method.For example:

Sql:Using the Group_concat () method, the parameter is a field that needs to be merged, the combined field is delimited by defaults, and is specified by the parameter separator, which is often used in conjunction with GROUP by.Use Group_concat () to

isnull(aa,0)删除表数据：truncate table aaa 添加字段：ALTER TABLE table1 ADD col1 varchar(200) DEFAULT ‘2008-05-22‘修改字段名：alter table table1 rename column col1 to col2;修改字段属性：alter table table1 alter column col1 varchar(200) not null;修改默认值：alter table table1 add

The video address: http://pan.baidu.com/s/1slVvI8H password: 7e4n; PDF in the group file of QQ Group (668345923)This book mainly includes the installation and configuration of MySQL, database creation, data table creation, data types and operators,

Recently read a SQL SERVER2010 textbook, by the Way note (PS: This book is not read, so temporarily updated content)! The content for myself to organize, if there are errors, please point out lest affect others ' study.1. Create a table TestDBDROP

When it comes to design patterns, we have to deal with the idea of modeling, and when it comes to modeling ideas, UML is naturally applied, and there are many tools for open source UML, which are very convenient to use. In recent years, with the

Basically learned the next SQL function statement, case when similar to the C language in the Switich cases statement, multi-branch selection, different values can have a different amount of return. For example, in a table that contains a sex field,

Two methods:Original: SELECT (Quantity*Price)/(Quantity*UnitPrice) as [average] from # #表 Error: encountered a divide by zero errors1, in the divisor there to determine whether the denominator is 0 (with 'nullif' function)SELECT

The functions previously described in Oracle are string processing, date functions, mathematical functions, conversion functions, and so on, and a class of functions are general functions. Mainly: NVL,NVL2,NULLIF,COALESCE, these functions can be

SQL cast () function 2010-09-17 13:30:26| Category: SQL | Tags: SQL case () function | font size Big Small subscription (1). The argument to the CAST () function is an expression that includes the source value and the target data type separated by

Case statement Syntax:--Simple case function Sexwhen ' 1 ' then ' Male ' when ' 2 ' then ' women ' else ' other ' END--case search function Case if sex = ' 1 ' Then ' man ' when sex = ' 2 ' Then ' women ' else ' other ' ENDFirst, create a users

Basic Knowledge//////////////////Scenario 178: The simplest SELECT statementSELECT * from Employees;Scenario 179: Specifying the columns to queryCOL Emp_name FORMAT A20COL SEX FORMAT A10COL TITLE FORMAT A10SELECT Emp_name, Sex, Title from Hrman.

Http://www.cnblogs.com/eshizhan/archive/2012/04/06/2435493.html1. Two forms of the case-when expression:--Simple case function case sex when ' 1 ' then ' Male ' when ' 2 ' Then ' Women ' Else ' other ' END --case search function casewhen sex =

Introduction to Casewhen UsageThe previous blog used Casewhen to solve the problem of data aggregation, then this blog I will briefly describe the use of case.The expression form of casewhen1. Simple Case function2. Case Search function--case search

Today inadvertently saw a JS pen test questions, can not help but think of beginners JS that will be a variety of topics of bitterness, although now also will be a pen test abuse, but after all better than before, at least for this problem I can

IOS8 Development Video Tutorial: Based on Swift combat UI from beginner to proficient (5 major projects, in-depth analysis handle Group purchase project)Course Lecturer: Zhu QiwenCourse Category: IOSSuitable for people: BeginnerNumber of lessons: 81