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Today, I am working on an OA report. I use a stored procedure to calculate some data. When doing a for xxx in xxxx loop end loop; loop, I never knew it was Mao. I can't catch the no_data_found exception in for any more. Once this no_data_found Oracle occurs, it automatically jumps out of the for loop, but I don't know what went wrong, that was depressing for an hour. Shit. Later I remembered that pl/
Today, I am working on an OA report. I use a stored procedure to calculate some data. When doing a for XXX in xxxx loop end loop; loop, I never knew it was Mao. I cannot catch the no_data_found exception in for any more. Once this no_data_found occurs Oracle will automatically Jump Out Of The for loop, but I don't know where the error occurred. It was a depressing hour. Shit. Later I remembered that PL
Tags: col program configuration SQL query field positioning Rod AC MVCThese days encountered two problems, are very wonderful, distressed for three days, the final positioning out.Problem one, inserting data through PL/SQL developer to a remote Oracle database server, querying data through
Develop PL/SQL subprograms and packages, write triggers using PL/SQL, and Apply Oracle and pljdbc to JDBC. 1. subprograms: Declaration, executable, and Exception Handling (optional) 2. subprogram classification: A. Process-execute some operations A. syntax of the creation pr
triggersA. Enabling and disabling triggers: When to prohibit: Prohibit data import and exportsql> ALTER TRIGGER aiu_itemfile DISABLE;sql> ALTER TRIGGER aiu_itemfile ENABLE;B. recompiling a trigger: After a database object has changedC. Deleting a triggersql> DROP TRIGGER Aiu_itemfile;19. Triggers and stored proceduresTrigger Stored proceduresWrite no parameter, return value has parameter, return value (parameter)Write cannot commit or rollback canCal
1) classification of Sets Oracle supports three types of collections: Associative array (Index-by table) Nested table) Variable-length array (VARRAY) One of their differences is that the Nested table and VARRY can be used either in PL/SQL or directly in the database, but the Associative array doesn't work, that is, associative array cannot be created separately u
PLSQLPL/SQL developer is an Oracle Database DeveloperProgramIntegrated Unit Development Environment (IDE). With PL/SQL developer, you can easily create the server part of your client/server application. So far, you can do the following in the worst case:• Use a text editor to Write Program units (processes, triggers, a
1. Traditional layer by layer data, and Plsql as a separate unit to return to the client, reduce the query, reduce the network transmission of the round trip, funny2.pl/sql statement blocks are divided into two types: naming (subroutines, functions, packages that exist in the database, and later can be referenced by name), AnonymousDifference: A named statement block is stored in a database, referenced by a
Oracle|sql Language Oracle Pl/sql Language Foundation 2002-8-23 Oracle Pl/sql Language Basics Pl
The ORACLE tutorial is the basics of Oracle PL/SQL language. PL/SQL is an extension of ORACLE's standard database language. ORACLE has integrated P
The Oracle tutorial you are looking at is the introductory Foundation for Oracle Pl/sql languages. Pl/sql is Oracle's extension of the standard database language, Oracle has integrated
Oracle tutorial pl/SQL introduction, oracle tutorial plsql This example describes Oracle pl/SQL. We will share this with you for your reference. The details are as follows: I. What is
PL/SQL is an extension of Oracle's standard database language. Oracle has integrated PL/SQL into ORACLE servers and other tools, in recent years, more developers and DBAs have started to use P
T-SQL is an enhanced SQL language provided by SQLServer based on the SQL language. The T-SQL provides all the features of ANSISQL and adds more features such as extended functions, system pre-storage, and program design structures. The following describes 3. the T-SQL of
Method 1: As we all know, to connect to Oracle using PL/SQL, you need to install the Oracle client software. Have you ever wondered whether to directly connect to Oracle without installing the Oracle client? In fact, I always
I. Description Oracle provides a profiler toolkit that allows you to view the performance of each module during PL/SQL Execution. You can download this script from MOS: Implementing andusing the PL/SQL profiler [ID 243755.1] You can also download it from my csdn: Http://dow
Label:http://uule.iteye.com/blog/2061773 (source) Bulk Import Script : Open a Command Window > enter @ > It will let you select the file you want to import (you need to know the order of the imported files, Plsql will not automatically recognize this or write a script like LS) such as: @d:\svn\1.5 database Script \oracle\import2.sql http://blog.csdn.net/hbhgjiangkun/article/details/8208565 1,
Pl/sql is Oracle's extension of the standard database language, Oracle has integrated PL/SQL into Oracle servers and other tools, and more developers and DBAs have started using Pl/
Method 1: As you all know, to connect to Oracle using PL/SQL, you need to install the Oracle client software. Have you ever wondered whether to directly connect to Oracle without installing the Oracle client? In fact, I always wan
The ORACLE tutorial is as follows: Oracle PL/SQL getting started. I. Objective of PL/SQL Structured Query Language (SQL) is a common Language used to access relational databases. It is
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