soundex sql

String functions are used to process data values in a column. They are usually of the bytes type. 1. ascll (character) converts a specific character into an ascii code with a positive number. For example, select ASCII ('A'), and the result is 65. 2. Char (INT): Convert the ASCII code to the corresponding character. The result is Char (1 ). For example, select char (65). The result is. 3. charindex (str1, str2) returns the starting position of str1 in str2 for the first time. If str1 does not ap

translate ('fasdbfasegas', 'fa ', 'my') value from dual 27. LengthS: Len, datalengthO: Length 28. case-insensitive lower, upper 29. uppercase lettersS: NoO: Select initcap ('abcd DSAF df') value from dual 30. Left fill space (the first parameter of lpad is space, which is the same as the space function)S: Select space (10) + 'abc' ValueO: Select lpad ('abc', 14) value from dual 31. Right fill space (the first parameter of rpad is space, which is the same as the space function)S: Select 'abc' +

How to Prevent SQL Injection Analysis in PHP and prevent SQL Injection in php This article describes how to prevent SQL Injection in PHP. Share it with you for your reference. The specific analysis is as follows: I. Problem description: If the data entered by the user is inserted into an SQL query statement without bei

One, BACKUP database 1. Open SQL Enterprise Manager, click to open Microsoft SQL Server in the console root directory 2, SQL Server group--> double hit Open your server--> double-click to open the database directory 3, select your database name (such as Forum Database Forum)--> then click the Tools in the above menu--> Select Backup Database 4, Backup options Se

For this question, the initial assumption is simpler: replace the keyword and function names that are not the same in the SQL statement, such as To_date in Oracle to convert SQL Server. can be executed on SQL Server. This can be true for some simple SQL statements, but for complex applications,

The SQL Server Agent is a task planner and an alert manager that, in real-world applications and environments, define cyclical activities as a task and run it automatically with the help of SQL Server Agent; If you are a system administrator, you can take advantage of SQL The Server Agent notifies you of a number of warning messages to locate problems to improve

Today, I would like to share with you the SQL statements, T-SQL usage and syntax, as well as some examples, the purpose is to help everyone to review the basic statements of T-SQL, so that the project can be used more quickly. Of course, it should be learned and summarized for new users. Today, I would like to share with you the

server| Data | database | Statement SQL SERVER Database Management Common SQL and T-SQL statements 　　 1. View the version of the database SELECT @ @version 2. View the machine operating system parameters of the databaseEXEC master.. xp_msver 3. View Database Startup Parameterssp_configure 4. View Database Startup timeSelect CONVERT (varchar, login_time,120) fro

Introduction Audit is a feature after SQL Server 2008 that tells you "who did what when?" Specifically, auditing an instance of the SQL Server database engine or a separate database involves tracking and documenting events that occur in the database engine. Its bottom-level is based on extended events (Extented event), so its performance and flexibility are relatively good. Audit data can be exported to aud

Insert SQL code in JAVA, insert SQL in java Insert data import java. SQL. *;/*** @ version 2012-02-22 * @ author */public class InsertDemo {public static void main (String [] args) throws SQLException {Connection conn = null; statement stmt = null; String JDriver = "com. microsoft. sqlserver. jdbc. SQLServerDriver ";//String connectDB = "jdbc: sqlserver: // local

15. Use Transact-SQL and Enterprise Manager to manage data tablesModifying a data table with a T-SQLUse Enterprise Manager to modify data tablesImpact of modifying a data tableDelete A data tableSummaryIn Chapter 10th, you have learned how to create a data table by defining data rows and data types. Once a data table is created, it may be modified, even if the data table already exists. This chapter describes how to modify a data table, including modi

How Does oracle obtain the SQL Execution Plan of the client to optimize the SQL statement? Today is September 25,. I continue to learn about SQL optimization and have written two notes on how to obtain the SQL Execution Plan. Although the notes are a bit rough, you can find something if you are patient. Http://blog.csd

Reprinted -- SQL _mode, reprinted SQL _mode1. MySQL is inexplicably changed to Strict SQL Mode Recently, some database writes failed in the test group. The app layer prompts that the data is successfully inserted, but no data is generated in the table. The other two tables with two write operations have data. Because the insert failure cannot be seen at the datab

This series is from scottgu's blog-to-SQL series. At the invitation of this blog, this article translates scottgu's LINQ to SQL series part (1-N) Sharing learning materials is a pleasure! This article is also published on scottgu's Chinese BlogHttp://blog.joycode.com/scottgu/archive/2007/11/17/111496.aspx Over the last few months I wrote a series of blog posts that covered some of the new language feature

Tags: Scroll method prepare win section data body multiple ICAThe most obvious feature of SQL differs from other programming languages is the order in which the code is processed. In a large number programming language, code is processed in encoded order, but in the SQL language, the first processed clause is the FROM clause, although the SELECT statement first appears, but is almost always finally processe

SQL profile is a SQL statement that provides information other than system statistics, objects (tables and indexes, and so on), such as a running environment, additional, more accurate statistics, to help the optimizer choose a more appropriate execution plan for the SQL statement.SQL profiles can be said to be the evolution of outlines. Outlines can implement th

SQL Server database management commonly used SQL and T-SQL: 1. view the database version select @ version several common SQL server patch after the version: 8.00.194MicrosoftSQLServer20008.00.384MicrosoftSQLServer2000SP18.00.532MicrosoftSQLServer2000SP28.00.760 Common SQL an