In a Web application, should a large amount of static data be stored in a database or stored directly in the PHP business layer?
This means that a Web application with a large amount of static data, such as a MYSQL-PHP-JS-architecture web game, has a large amount of relatively static
Iii. stored procedures for deleting data
------------------Stored Procedures--------------------------
drop table 学生基本信息表 create table 学生基本信息表 ( StuID int primary key, StuName varchar(10), StuAddress varchar(20) ) insert into 学生基本信息表 values(1,'三毛','wuhan') insert into 学生基本信息表 values(2,'三毛','wuhan') create table 学生成绩表 ( StuID int, Chinese int, PyhSics int foreig
Mysql Stored Procedure (batch generation of Forum posts, replies, topics, and other data), mysql Stored Procedure
USE Database Name 1;Drop procedure if exists database name 1. Stored PROCEDURE name;Delimiter $Create procedure database name 1. Stored PROCEDURE name (in v_coun
How to get started with the new MySQL database features stored procedures Tutorial In MySQL 5, the new feature of stored procedures is finally introduced, which will greatly enhance the database processing capability of MySQL. In this article, you will be instructed to quickly master the basics of MySQL 5 stored proc
in the pymssql version of Python2.7!!! print Cur.fetchone () finally: try:db.close () Except:pass
Summarize:
1. Adodbapi simple, do not write a string of SQL statements, but can not get the return error Code, can only fetch the returned errors, or I could not find the method
2. Pymssql In contrast to the first, you can fetch the return value and the error message, but write the SQL statement.
Here's a note on how to use pymssql
Cur.execute
contains a large number of SQL statements, these statements will be performed by the MySQL Engine syntax analysis, compilation, execution, the efficiency is relatively low; And the stored procedure is precompiled, when the client first call this stored procedure, the MySQL engine will parse it, compile and so on, and then store this compilation results in memory, and then the client calls this
The stored procedure here is stored procedure under SQL Server, because tofu is not using the stored procedure, so tofu in the exampleUsing the SQL2K, it is estimated that it should be the same under Oracle, you are welcome to discuss this problem together with tofuWe know that there is a parameter in the stored proced
How do I get the extension numbers of all users stored in MYSQL in Asterisk and the extension numbers of all users stored in MYSQL in Asterisk? Recently, in this scenario, you need to obtain the extension numbers of all users stored in MYSQL in Asterisk in the call system, because the phone numbers obtained from other
Preparecall method is the writing specification for the stored procedure call. It specifies the name of the stored procedure and represents the parameters you need to specify.and JDBC integration is a great convenience for stored procedures: In order to invoke a stored procedure from an application, no stub class or c
intervals, and the above stored procedure is the use of the form of the cursor to take the beginning of the end of each interval, and the value of this interval is to the system to cache this interval value, In this way, when the large data volume gift can only save the beginning of each interval of the value can be, the system in the actual awards do not need to be in the database to query the table of av
Label:This blog explains:autogrow columns, field value uniqueness constraints, stored procedures, case-sensitive queries!autogrow column, field value uniqueness constraintcreate table aa(
id int auto_increment primary key,
sname varchar(32) unique
);
insert into aa values(5,‘abc‘);
Create an auto-growing id attribute (starting from 0 without starting to grow)(After the ID if there is a value, if you add d
How PHP gets the stored procedure where MySQL has a return value with a query
Stored Procedures
CREATE PROCEDURE A (out B int)
Begin
Select 10;
Set b=3;
End
Php
$tsql. = "Call a (@b);";
$tsql. = "select @b;";
if ($mysqli->multi_query ($tsql)) {
if ($result = $mysqli->store_result ()) {
while ($row = $result->fetch_array ()) {
Array_push ($data [' table '], $row)
The current project uses PHP to write sessions and uses sumfony to store in memcached. I now use nodejs to write a service. This session is required to verify user logon, but the user information in memcached is encrypted, I want to know how to get the data I want {code ...} m... currently, sessions written in PHP are stored in memcached using sumfony.
I now use
I. HTTP protocol1. Hypertext Transfer Protocol2. Support client/server-side mode3. Content1-Request Agreement1> Request Message Format1>-Request Line: Request Resource Name protocol version number;2>-Request message Header3>-Request Body2> Request method1>-post: Request content in the request body, in the form of key = value, key value pair with interval, the length is unrestricted, the confidentiality is high.2>-get: The request content is used afte
The concept of stored procedures
Stored procedure procedure is a set of SQL statements that are compiled and stored in a database to complete a specific function, and are executed by specifying the name of the stored procedure and giving the parameters.
Stored procedures c
Common people will use SqlDataReader to do the return result set, but if the business has a return parameter, the argument is empty value, and the stored procedure has the value of this parameter,If there is no problem with a DataTable, the reason is that the DataReader query has been disconnected before the return parameter is stored, so the value is not saved, so it is null.The DataTable saves all the
Android gets multiple recent photos from the album (get the photos stored by the camera)
When you are working on a company project, you need to customize the grid view of the displayed photos to display the first 20 photos that you have taken with a recent camera.
I checked the API provided by the system and did not find the path constant pointing directly to storing photos after taking photos with a camer
Tags: Fields passprocedurefetch actions charharphone-- Delimiter $
Create PROCEDURE phonedeal ()
BEGIN
DECLARE ID varchar (+); --ID
DECLARE phone1 varchar (+);--Phone
DECLARE password1 varchar (32);--Password
DECLARE name1 varchar (+); --ID
--traverse end of data flag
DECLARE done INT DEFAULT FALSE;
--Cursor
DECLARE cur_account cursor for select phone,password,name from Account_temp;
--binds the end flag
for reading data, writing data is completed by editor objectParameter one: Save the file name of data, do not add suffix, automatically generate Usrmsg.xml file, exist/data/data/package name/shared_prefs Directory/ /Parameter two: private modeSP = getsharedpreferences ("Us
Ask how to get the month and day (MySQL) of this field directly from a field stored in date format
For example, there's a birthday store for 2013-01-18.
The query criteria can be found, but can not be read directly 01 or 18 instead of reading it after the processing by PHP?
------Solution--------------------The answer just now corrects that birthday does not need quotesYou can do that.Select MONTH (Birthda
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