Set statement
Assign an object reference to a variable or property, or associate an object reference with an event.
Set objectvar = {objectexpression | New classname | Nothing}
Or
Set object.eventname = GetRef(procname)
Parameters
Objectvar
Required,
Property Set Statement
In the Class block, declare the name, parameters, and code, which constitute the body of the property procedure that sets the reference to the object.
[Public | Private] Property Set name( [arglist,] reference)[statement]
Set statement options
After you create or modify a stored procedure, the database engine will save set quoted_identifier and setAnsi_nulls settings. These original settings are used when the stored procedure is executed. Therefore, when
(1) View character set (three are equivalent)Copy CodeThe code is as follows:SELECT * from v$nls_parameters where parameter= ' Nls_characterset 'SELECT * from nls_database_parameters where parameter= ' Nls_characterset 'SELECT * from props$ where
(1) View character set (three is equivalent)
Copy Code code as follows:
SELECT * from v$nls_parameters where parameter= ' Nls_characterset '
SELECT * from nls_database_parameters where parameter= ' Nls_characterset '
SELECT * from
How many
Time Limit: 2000/1000 MS (Java/others) memory limit: 32768/32768 K (Java/Others)Total submission (s): 1028 accepted submission (s): 403Problem descriptiongive you n (n How many kinds of necklaces total have. (If two necklaces can equal by
Statement
Use conditional compilation statements to create variables.
@set @varname = term
Parameters
VarName
Required option. A valid JScript variable name. You must always place a "@" character in front of you.
Term
Required option. 0 or more
Tag: color is medium tar local str local SSI GlobalDescription: Now on the market defined variables of the tutorial and books are basically stored procedures are described, but the stored procedure variables can only be used in begin...end block,
1. In the MySQL database, the SQL language consists of the following parts. (1) Data Definition Language (DDL ). It is used to execute database tasks and perform create, drop, alter, and other operations on the database and various objects in the
MySQL experience 6-MySQL language structure-constant, variable bitsCN.com 1. in MySQL database, the SQL language consists of the following parts. (1) Data Definition Language (DDL ). It is used to execute database tasks and perform create, drop,
Msdn magazine megal 2003 (Advanced T-SQL)
Download the original code: storedprocedures.exe (0000kb)
This document assumes that you are familiar with T-SQL.
Summary
The automation during design accelerates coding and ensures that all processes
VBS can also be written as follows:
1. The VBS class has two types of events:
(1) Initialize event, which occurs (new) when a class instance is created.
Private Sub Class_Initialize ()StatementsEnd Sub
When class initialization,StatementsIt consists
Class Object
The object created using the Class statement. Provides access to a variety of events for a class.
Description
Explicitly declaring a variable as Class type is not allowed. In the context of VBScript, the term "class object" refers to
Class Object
The object created using the Class statement. Provides access to various events of the class.
Description
Explicit declaration of a variable as a Class type is not allowed. In the context of VBScript, the term "Class Object" refers to
Document directory
Lifecycle 2.8. DECLARE statement
Both SQL server and mysql are our frequently used database systems. Next we will introduce the differences between the values of SQL server and mysql variables, and hope to enlighten
In MySQL5, the new statement declare is used. in the composite statement, the variable declaration command is DECLARE.
(1) Example with two DECLARE statements
Two DECLARE statements
Create procedure p8 ()
BEGIN
DECLARE a INT;
DECLARE B INT;
SET a =
Check whether the statements used are standard
/*
There are a lot of differences between standard SQL and T-SQL-too much, not here. Also, if you work on SQL Server,
Therefore, using these private extensions is advantageous. Because of the nature
Recently I have just knocked on a small exercise applet, and some real-time errors have occurred. I plan to write a series of blog records when I think it may happen in the future, at the same time, let's talk and learn with everyone!
1. Real-time
To elaborate on VB. NET (medium)
(Author: Green Apple Studio compiled March 07, 2001 14:47)
Intermediate languages that are easy to decompile
Whether you use VB, C # or anything else. NET language to write applications VS. NET code is compiled into
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