Database Administrator

Ubuntu uses the Oracle Debian repository to install the Oracle server In fact, this article in Ubuntu official help page, Oracle specifically debian oracle Repository: http://oss.oracle.com/debian the repository version: Oracle 10g Express Edition (

MySQL benchmarking tool TPCC-MySQL usage notes TPCC is a specification specifically designed for online transaction processing systems (OLTP systems). In general, such systems are also called business processing systems. TPCC-mysql is a benchmark

In-depth analysis of MySQL ERROR 1045 (28000) After a user is created in MySQL over the past few days, the access request is denied. The ERROR code is ERROR 1045 (28000 ). I searched the internet for a long time and found many solutions, but

Lab environment: One Laptop (2 GB memory, GB hard drive) Vmware Server 1.0.6 Linux Enterprise 5.1 Oracle 10g for linux (10.2.0.1) Preface: This was not the first lab environment. The virtual machine used vmware workstation. After a while, it was

1. Start dbconsole Oracle@www.bkjia.com ~ $ Emctl start dbconsole If the message is displayed, the command is displayed, which indicates that the Configuration is not configured or the Configuration is not

[Translated from mos] DBA_JOBS and DBA_JOBS_RUNNING explain different results, dbajobsrunningDifferent results of DBA_JOBS and DBA_JOBS_RUNNINGReference Original:Different Results from DBA_JOBS and DBA_JOBS_RUNNING (Doc ID 109725.1)Purpose:Explain

Java. SQL. SQLException: Column count doesn't match value count at row 1 1. Error description Java. SQL. SQLException: Column count doesn't match value count at row 1 2. Error cause When inserting data, the number of inserted fields is

Mysql-overall backup and Incremental Backup Overall backup: Back up the entire table, entire database, or even all databases. Incremental Backup: Back up data within a certain range. 1. Overall backup: Back up a table: For tables whose storage

In the previous two blogs, we analyzed the functions and databases of the system. Today, we started to practice and further analyze the system. Our program design consists of two steps: interface design and code design. Today, let's take a look at

After upgrading the database cluster to 10.2.0.5, the dual-node server continuously restarts and queries the oracle oprocd process logs. The information is as follows: Jul 03 08:16:34.702 | INF | monitoring started with timeout(1000), margin(500),

Paste Code directly /***** @ Param zkIp * @ param zkPort * @ param tablename * @ param startRow transfers null to scan the entire table * @ param stopRow ~ End with * @ throws Exception */public static void scanTable (String zkIp, String zkPort,

50. SLS is a private synonym for the SH. SALES table.The user SH issues the following command:Drop synonym sls;Which statement is true regarding the above SQL statement?A. Only the synonym wocould be dropped.B. The synonym wocould be dropped and the

A jsp code segment connecting to mysql on the internet, giving the database backup file, but only frm, Each mysql table has three files ,*. frm describes the table structure ,*. MYD Stores Table data records ,*. MYI is the index of the table,

Original article: Design Ideas for dynamic table event in the most code website To present the operations of the most code users on the whole site, a dynamic type needs to be designed, which can be expanded infinitely according to the business, you

Test Plan (GB8567--88) 1Introduction Testing is required when the project's basic code is completed, which plays an important role in troubleshooting and fixing vulnerabilities. 1.1Purpose The main purpose of the test is to find as many

When designing a database, data integrity needs to be considered to ensure the quality of data in the database table (data integrity is the correctness and consistency of the index data ). For example, if you want to create a basic info table

This blog briefly introduces several types of queries commonly used in SQL Server and their usage methods. 1. Obtain a single value using the ExecuteScalar Method The ExecuteScalar method is one of the SqlCommand class methods. It executes the query

PS: no input schema_name and table_name are judged in the first version. I modified it! Share again!     # Count the data and index size of all tables in the specified Architecture# Tablesize. sh#! /Bin/sh# Ocpyang@126.com If ["$ #"-gt 2-o "$ #"-lt 1

Database: Oracle11.2.0.3 Ora14401 error occurred when deleting the tablespace where the partition table is located: SYS @ vimop01_ B> drop tablespaceUSER_TS_MONI_11B including contents and datafiles; Drop tablespace USER_TS_MONI_11B including

Hardware: IBM P770 OS: AIX 5.3.1.2 DB: 9.2.0.1 (upgrade to 9.2.0.8) Figure: XManager 3.0 and XManager 4.0 Recently, I was working on a data migration project. The installation of the Oracle 9i Database was stuck. No error was reported when I