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/SQL tools could be debugged.
Explain how to query and unlock Oracle lock tables and explain how to unlock oracle locksDatabase Operation statement category
DDL: database mode definition language; Keyword: create
DML: data manipulation language; keywords: Insert, delete, and update
DCL: Database Control Language, Keyword: grant, remove
DQL: Database Query Language, Keyword: selectWhen Will oracle
The Oracle storage structure includes the physical storage structure and logical storage structure.
1. the physical storage structure of Oracle is composed of data files, online redo log files, and control files, of course, it also includes some other files, such as archive log files, parameter files, alarm files, tracking files, and backup files.
2. The Oracle l
Generally speaking, we do this through ODBC to access the remote backend database. However, ODBC has a fatal drawback--slow speed. In fact, for Oracle databases, in addition to ODBC, we can use the OLE object (Oracle Objects for OLE) provided by Oracle itself to quickly access the database.
In Oracle V8,
Oracle SQL Developer is Oracle's official database management tool. This article uses Oracle SQL developer to perform the migration from MySQL to the Oracle database. March 6, 2017 Operation Steps: 1. Create a migration repository user in the Oracle database The repository user is not the user who receives the MySQL m
Tags: Oracle database passwordI don't know how much you know about Oracle? is not just to reach the level of use. If so, follow my steps to get to know Oracle and slowly uncover the mysteries of Oracle. For the installation of Oracle, here I do not want to say, the tutorial
Oracle initialization parameter file knowledge, oracle knowledge
1. Server initialization parameter file Overview
The oracle initialization parameter file stores the initialization parameter configuration information required for database instance creation and startup.
The initialization parameter file is corrupted and the database cannot be started.
In 11g, the
Oracle how to ensure the ACID principle of transactions -- oracle Core Technology Study Note 2
There are four general principles in the transaction that all databases must comply with, referred to as the ACID principle. The following briefly describes how oracle implements these four principles.
1. Atomicity: one transaction can be executed in full or not in all
This document describes how to install and create an Oracle database in silent mode. The User Creation, user group, and environment settings are the same as those for graphical installation.
This document describes how to install and create an Oracle database in silent mode. The User Creation, user group, and environment settings are the same as those for graphical installation.
This document describes
To put it a little bit, plsqldeveloper needs to install the local oracle client to connect to remote oracle before using the client configuration. Because the client is very busy
To put it a little bit, pl/SQL developer needs to install the local oracle client to connect to remote oracle before using the client configu
Detailed description of oracle high water level line and oracle water level line
1. What is a High Water Mark )?
All the oracle segments (segments here, for ease of understanding, we recommend that you use segment as a synonym for the table) have an upper limit to accommodate data within the segments, we call this upper limit "high water mark" or HWM. This HWM is
Oracle Installation text tutorial in linux environment in VMware (2) upgrade patch installation in ORACLE 10.2.05, vmware10.2.05
First, decompress the package.
$ unzip p8202632_10205_LINUX.zip
After decompression, we will find an extra folder, Which is Disk1 and enters Disk1. Then execute the installation:
$ ./runInstaller
Execute scripts
# /u01/app/oracle
Why study Oracle technology ?, Learning Oracle technology?
As we all know, Oracle accounts for more than 48.1% of the market share in the enterprise database field and has become an absolute leader in high-end enterprise database software. With the passage of time, the scale of enterprise databases continues to expand, and experienced senior OracleDBA has becom
Oracle Database Import, Oracle Database Import
When the system was deployed at the electronic Institute in March October, the export and import of the Oracle database were successful using the exp and imp export database commands, I also published an article on Oracle Database Export and Import to explain the Export an
Oracle learning Summary (1), oracle learning Summary1. Installation and download of oracle 1.1 oracle service: oracle listening service (OracleOraDb11g_home1TNSListener): it must be enabled to access the database through a program.Oracle instance service: multiple databases
The server is Oracle
9i, nhib.pdf uses nhib.pdf. Driver. OracleDataClientDriver (Oracle. DataAccess. dll, and ODTwithODAC1020221 for installation. Because the official deployment is intended to use Oracle
10 Gb, so the client NHibernate uses this driver, and also to avoid problems when System. Data. OracleClient. dll is operating Clob/Nclob), many strange problem
From: http://www.oracle.com/technetwork/cn/articles/dsl/prez-python-queries-101587-zhs.html
In the core principles of Python's way of doing things, there is a requirement to have an advanced interface to the API. The database API (in this case, the Oracle API) is an example. With Computronix's cx_oracle python module, you can control Oracle's query model while maintaining compatibility with the Python database API specification v2.0.
For all client li
Connecting to Oracle database times Navicat ora-28547:connection to server failed, probable Oracle Net admin Error
The following error occurred while connecting to the Oracle database with Navicat
On the Internet to check the original Oci.dll version is wrong. Because Navicat connects Oracle servers through
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