Operating System: Windows 7 flagship Chinese version Oracle Installation version: 10.2.0.1 Chinese version, upgrade patch to 10.2.0.3
The topic is as follows:First, we need to remove the Windows version check installed in Oracle.1. edit the file
"
Program Termination of exception. Internal error "prompt
An exception occurred while installing Oracle10g. An internal error occurs. Provide the following documents to the Oracle Technical Support Department.
Scenario: I need to use ie9 for
Appfuse is a tool for rapid development of Web application systems. It is a configured project, just waiting for you to put your ownCode.
However, appfuse supports MySQL by default. If you use an Oracle database, you need to make some
the following is an operation memo when goldengate Director v2.0.0.3 is installed: 1. Install weblogic11g (internal version 10.3 or later) and configure it successfully. you can log on to the Weblogic management interface and publish a small
Http://lwl0606.cmszs.com/archives/Oracle-Split-string-Function. Html
Create or replace type varchar2varray is varray (100) of varchar2 (40 );/
Create or replace function sf_split_string (string varchar2, substring varchar2) return
Log On with sys
SQL> shutdown immediate
Error:
Error:A ORA-01034: Oracle not availableRA-27101: sharedmemory realm does not exist
SQL> startup Mount
Error:
ORA-00064: object is too large to allocate on this o/s)
Solution:
Find the init.
ViewCodeIt is found that there is a tab in the code, which serves almost the same purpose as dual, so I want to know the difference between the two. The information is as follows:
Tab is a view, as seen:
Create or replace view SYS. tabSelect O.
An index is a structure that sorts the values of one or more columns in a database table. Indexes are introduced to improve the query performance of databases. The index concept is to express the features of these columns as a value or string based
For database operations, data backup and restoration are essential. Next we will share with you the information on the network that is processed using IMP and Exp: exp userid = / @ file = imp userid = /@ file = fromuser = touser = instance:
The start with... connect by clause recursive query is generally used for a table to maintain a tree structure. The connect by clause is used in structured queries. Its basic syntax is as follows:
Select... from Where Start with Connect by ;: Filter
The original developer at the data abstraction layer of a new PHP Data Object (PDO) briefly introduces this abstraction layer, focusing on running with Oracle.
PHP: 5.0 requiredOther required: Oracle 8 or later client libraryDownload PDO for Oracle
After the Oracle 10g Server Load balancer or cluster is complete, the client connection will fail to find the object, and sometimes it can be connected, sometimes it cannot be connected, and the client and server network can be pinged
First, I
The bulk is introduced for the first time in Oracle8i.Collect feature. This feature allows you to use batch queries in PL/SQL. Batch queries can significantly improve query efficiency in some cases. Now, we have some simple tests and scores on this
Drop table test;
Select count (*) from test;-- Create a test tableCreate table test(Id number (9 ),Nick varchar2 (30));
-- Insert Test DataBeginFor I in 1 .. 100000 loopInsert into test (id) values (I );End loop;Commit;End;
Select * from test;
--
A cursor with parameters is similar to a stored procedure and a function. You can pass parameters to the cursor and use them in the query. It is usually used to open a cursor under certain conditions.
Unlike stored procedures, a cursor can only
Step 1: Use the following SQL statement to view the process list and identify the locked table
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Http://lwl0606.cmszs.com/archives/excel-vba-string-function.html
Create a table and write the stored procedure with output parameters.
Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->Create or
In databases, a certain column is often used for ranking, grouping ranking, and ranking. In the past, we used a stupid method to order by a certain column and then use rownum.
I learned two functions today to implement this function rank, dense_rank
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