toad sql tool

[Oracle] common tool set-SQL * Loader principle SQL * Loader is a tool provided by Oracle for data loading, it is suitable for business analysis databases (data warehouses) and can process flat files in multiple formats. batch data loading is more efficient than traditional data insertion. It is as follows: Control Fil

Two databases when you merge, it's nice to have a visual tool. Someone had thought of this earlier and had an open dbdiff. Link Address: https://opendbiff.codeplex.com/This tool can be compared to tabular patterns and tabular data.But there are a few shortcomings:(1) If there is too much data on the table, errors may occur when loading. and cannot load data on a specific condition(2) When data is matched, t

command. ExecuteNonQuery (); + connection. Close (); - } the Bayi //Execute SQL UPDATE statement; the Public voidUpdate (SqlConnection connection,stringSQLStatement) the { - connection. Open (); -SqlCommand Command =connection. CreateCommand (); theCommand.commandtext =SQLStatement; the command. ExecuteNonQuery (); the connection. Close (); the } - the //executes the SQL DELETE st

C # synchronize data in the SQL Server database-Database Synchronization tool [synchronize new data],C # synchronize data in the SQL Server database 1. Write an SQL processing class first: using System;using System.Collections.Generic;using System.Data;using System.Data.SqlClient;using System.Text;namespace PinkDatabas

In Visual Studio 2005, the following error occurs in website> Asp.net configuration> Security: "unable to connect to SQL Server database" Solution: Modify the machine. config file in C:/Windows/Microsoft. NET/framework/v2.0.50727/config, and modify the following lines in the file. To: Here, the aspnetdb database comes with the system and can be changed to its own database name. Some websites are described as follows and are not ve

table:" + TableName + Environment.NewLine; DataSet DS2 = db. Executeds ("SELECT * from SYs.columns WHERE object_id = object_id (' dbo. "+ TableName +" ') "); DataRowCollection drc2 = ds2. Tables[0]. Rows; String primarykeyname = drc2[0]["Name"]. ToString (); Db. Bulkcopyto (Server2, Dbname2, Uid2, Password2, TableName, primarykeyname); Logview.text = Logview.text + "Do sync data for table:" + tablename+ Env

important data needs to be notified, the protocol can send the data to the other person quickly. In order to send this data, the associationInstead of using the same channel as the normal data, a different channel is used. Socket mechanism support for Linux systemsLow-level protocols send and receive out-of-band data. But the TCP protocol doesn't really have out-of-band data. In order to send important co-Protocol, TCP provides a mechanism called emergency mode (Urgentmode). The TCP protocol se

Basic introductionProgram developers often have to analyze the program log, including their own print logs and other software used to print the log, such as Php,nginx logs, Linux environment analysis logs have some built-in commands to use, such as Grep,sort,uniq,awk, the most powerful of which is awk, exists as a small text-processing language, but because it is a language that is powerful, it is not so convenient to use at the command line because AWK is compute-oriented rather than statistica

Work arrangement, need to do SQL optimization in oracle10g, know that Oracle's EM tool can be optimized for system, so the following operation.Baidu Search to the following link, this would like to follow the steps of SQL optimization:http://blog.csdn.net/binyao02123202/article/details/19323381But after entering, found that the appeal blog content Oracle 11g, I w

The first online formatting tool: Instant SQL Formatter Powerful functions, configurable In the second section, similar to the first section, the functions are the same, but they are different UIS. The third one is for MySQL, which was written by the author from phpMyAdmin, php-SQL-Format. This is a small problem on my local computer and cannot be formatted w

Today accidentally performed a wrong operation on the database, thinking that there is no tool to restore this error operation? The log Explorer 4.2 was found, but it only supported SQL 2005, was not available on SQL 2008, and then found the ApexSQL log, with the most recent version supporting SQL 2008 and

The first online format tool: Instant SQL Formatter Features strong, you can set The second, similar to the first, functions, but only a different UI, SQLPP The third is for MySQL, is the author from the phpMyAdmin, Php-sql-format, this in my local out of a little problem, complex SQL format can not, I communicate

path and tns_admin environment variables)For Nls_lang environment variables, it is best to set to the same as the database side, first query the character set information from the database side:Sql> Select Userenv (' language ') Nls_lang from dual;Nls_lang----------------------------------------------------Simplified Chinese_china. Zhs16gbkRight-click My Computer-Properties-advanced-environment variables-system environment variables:1> Select "Path"-click "Edit" to add "D:\Oracle\product\instan

Original link: http://database.51cto.com/art/200701/37924.htm BCP is a command line tool used in SQL Server to import and export data. It is based on DB-library and can efficiently import and export large batches of data in parallel. BCP can be used to export tables or views of a database, or filter tables or views using the select from statement to export them. When importing and exporting data, you can

(Configuration,"Defaultresultmap", Resulttype,NewArraylist0)). Build ()); }}). Build ();//CacheConfiguration.addmappedstatement (MS);}The code is not very simple, the key to this code is the parameters sqlSource , the following is SqlSource the method of creation, divided into two kinds.One is a complete SQL that does not require parameters and can be executed directly:new StaticSqlSource(configuration, sql