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Today, when you import a batch of data to Oracle, you have this problem: Toad prompted to assign to a custom variable amp, at first I was puzzled that the data is a series of INSERT statements, how can there be a custom variable? Then I searched the keyword amp and found that it was because there is a field in the insert data that reads as follows: http://xxx.com/3DX?uid=0676sid=rt_060908 Oracle put the parameter Connector for the URL h

is no need for La la la ... (2) database design, I used the free software Toad data Modeler free version, which provides a database switching function, switch past, a little change changes. (3) This development tool is full of open source software or free software, are super easy to use Dongdong, feel the development speed is not much slower than the huge fee software. The tools used are as follows: Ide:vs (c + +, C # Edition, Web Development Edit

Turn from: http://blog.csdn.net/magicboylinw/article/details/7025885 First, download Download Address: http://www.oracle.com/technetwork/database/features/instant-client/index-097480.html This is the download page for Oracle Instant client, and there are a number of versions available for download. But pay attention to third-party tools such as: Pl/sql developer and Toad version, 32-bit to correspond to 32-bit oracleinstant Client, not because the sy

Welcome reprint, Reprint please indicate source: http://blog.csdn.net/notbaron/article/details/38879681 Hammerdb database pressure tools using the brief steps Although there is no diagram, but the text description is as in place. Can be described by the language steps, the tool is very simple to use, can simulate the TPC-C test model, the unit of test results is TPM, note is not tpmc. The TPM represents the number of transaction transactions per minute. TPMC is the transaction unit of TPC-C. The

other descriptionThere are more Sqlldr parameter descriptions please refer to: SQL loader usage.Using examples to demonstrate the use of SQLLDR, there are two ways to use it:1. Use only one control file to contain the data in this control file2. Use a control file (as a template) and a data fileIn general, in order to facilitate the separation of templates and data, and the different division of the program will use the second way, so first look at this usage. Data files can be CSV files or sep

Tags: SQL Server and Oracle2012 using a little Oracle, at that time actually did not really understand the database, it is to use Toad to do some simple management, and then moved to SQL Server began to have some knowledge of the database this thing. Using SQL Server for more than a year, and then began to use Oracle, let me a moment, this time how much should understand the Oracle this big bar, after my use has really found a few different.SQL Server

other descriptions of and more Sqlldr parameter descriptions refer to: SQL loader usage. demonstrates the use of SQLLDR in an example using two methods: 1. Use only one control file, including data in this control file 2. Use a control file (as a template) and a data file In general, in order to facilitate the separation of templates and data, and the different division of the program will use the second way, so first look at this usage. Data files can be CSV files or separated by othe

$ rm-rf/home/exppipeExport script:# # #UNIX ORACLE database is backed up by pipe pipe###### using "Export" and "tar" command to bakup Oracle Datebase #######Trap "" 1 #nohupLogfile=/opt/bakup/log/bakup_ora.logExport LOGFILEDumpdir=/archlog_node1Export Dumpdirexec > $LOGFILE 2>1EchoEcho ' Begin at ' date 'Echo# Clear Old result fileCD $DUMPDIRIf [-F exp.dmp.z]Thenecho "Clear old result file"RM exp.dmp.zFi# Make PipeMkfifo Exp.pipechmod A+RW Exp.pipe# Gain the DMP. Z fileCompress Su-u oracle-c "Ex

Label:1. Installed Oracle 12c Client for Windows, received from colleagues, said to be 64-bit, but I did not find contains 64 such file name or the contents of 64 bits.The 64-bit version of plsqldev1104, which was obtained from colleagues, also has a 936 32-bit version, and the result is always prompt when connecting to an Oracle database:"Make sure" has the "bits Oracle Client installed"At last, I copied the 1105 version from my colleague and became normal. These are the registration codes, the

sqlplus character tools, TOAD, PL/SQL, etc. After connecting to the database, execute the following query statement:SelectA.A1 table space Name,C.C2 type,C.C3 District Management,b.b2/1024/1024 table space size M,(B.B2-A.A2)/1024/1024 has used M,SUBSTR ((B.B2-A.A2)/b.b2*100,1,5) utilizationFrom(select Tablespace_name A1, sum (NVL (bytes,0)) A2 from Dba_free_space Group by Tablespace_name) A,(Select Tablespace_name b1,sum (bytes) B2 from Dba_data_file

;CLOSE C_user;8. Developer debug with PL/SQLCreate a test WINDOW after connecting to the databaseEnter the code for the calling SP in the window, F9 start debug,ctrl+n single-Step debugging Simple example, see results by Dbms_output CREATEORREPLACE PROCEDURE bb (Lic_para in VARCHAR2, Out_para out VARCHAR2)AsTemp VARCHAR2 (100);BEGINSELECT Lic_no into Temp from T_vehicle_infoWHERE lic_no = Lic_para;Out_para:=temp;Dbms_output.put_line (Out_para);END BB; Here is the call: Begin -- Call the proce

Label:First, download: http://www.oracle.com/technetwork/database/features/instant-client/index-097480.htmlThis is the homepage of the Oracle Instant client download, and there are many versions available for download.But pay attention to third-party tools such as: PL/SQL developer and Toad version, 32-bit to correspond to 32-bit oracleinstant Client, do not because the system is 64-bit download 64-bit, this should be noted.Two, configureUnzip the dow

Tags: Oracle toad UpdateOracle gives the feeling is very backward, the use is very inconvenient, Toad this software is stupid and dull, PL/SQL is, the 90 's interface style, speed still stuck to death. and Oracle does not support limit. by default7#zbphp.comUpdate tb_news set typeid =9 where ID in (select-ID from (select- rownum RN, a.* from (select * FROM Tb_news where typeid not in (3,6,

;CLOSE C_user;8. Developer debug with PL/SQLCreate a test WINDOW after connecting to the databaseEnter the code for the calling SP in the window, F9 start debug,ctrl+n single-Step debugging Simple example, see results by Dbms_output CREATEORREPLACE PROCEDURE bb (Lic_para in VARCHAR2, Out_para out VARCHAR2)AsTemp VARCHAR2 (100);BEGINSELECT Lic_no into Temp from T_vehicle_infoWHERE lic_no = Lic_para;Out_para:=temp;Dbms_output.put_line (Out_para);END BB; Here is the call: Begin -- Call the proce

Technologies Enterprisedb Advanced Server Enterprisedb Corp. Toad for Oracle Quest Software Inc. Designtools and Modeling Biglever Software Gears Biglever Software Corticon Business Rules Modeling Studio Corticon Technologies Enterprise Architect Sparx Systems Pty LTD IBM Rational Software Architect Ibm Serena Mashup Composer

Local=no and Local=yes in the Oracle process Reprinted to Http://www.cnblogs.com/wjoyxt/p/3780860.html We connect the database with Sqlplus on the server, and when we view the process, we have one more record: Oracle 16007 16006 0 10:27? 00:00:00 Oraclenewccs (description= (Local=yes) (address= (PROTOCOL=BEQ)) Local=no: Not a local connection, that is, a network connection. It is connected to the server through listener. The client's application listens to the server through the listener to

Oracle A trick to modify Oracle user passwords Database version: 9.2.0.5 Sometimes we may not know a user's password, but also need to do some operations with this user, and can not modify the user's password, this time, you can use some tips to complete the operation. The specific procedures are as follows: Sql*plus:release 9.2.0.5.0-production on Sunday November 21 13:32:34 2004 Copyright (c) 1982, 2002, Oracle Corporation. All rights reserved. Sql> Connect sys/oracle as Sysdba is con

In the morning to the office to listen to colleagues said the table was locked, a try, found that a table in a field of 1111111 of the row are locked, select None. Report Error ORA-01591, open toad knowledge EXpert, described very little, just say because of the distributed transaction error caused by the lock. Ask your colleague, yesterday a stored procedure called another stored procedure was an error, and the latter inserts some data into the SQL S

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Label:1. Start the resource plan Alter system set RESOURCE_LIMIT=TRUE Scope=spfile; 2. Set inactivity 15 minutes disconnect, release resources Alter profile default limit Idle_time 15; 3. Clear the Inactive process (No 10 minutes to send the test pack) Add Sqlnet $ORACLE _home/network/admin. expire_time=10; SELECT SID, Serial#,module, STATUS From V$session S WHERE S.username Isnotnull Andupper (S.program) in (' TOAD. EXE ', ' w3wp. EXE ') and S.last_c