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Because MongoDB uses memory ing files, the 64-bit version is required. MongoDB replica sets are different from the previous master-slave mode. When the cluster Master fails, the replica set can Because MongoDB uses memory ing files, the 64-bit

Configure a StreamingReplication cluster in PostgreSQL Configure a Streaming Replication cluster in PostgreSQL 2. Install PostgreSQL 1) install PostgreSQL software on the Primary and Standy nodes, installation path is/opt/pgsql-9.1.2 2) Set

By default, Oracle11g uses AMM. During the installation process, specify the percentage of memory used by Oracle. This value is used as MEMORY_TARGET and MEMORY_MAX. By default, Oracle 11g uses AMM. During the installation process, specify the

Under normal circumstances when reporting ORA-00054, it is likely that there is an object is locked, this error is generally ldquo; resources are busy, but specify to get resources in NOWAIT mode, or super Under normal circumstances when reporting

This DB2 script is very good. When exporting data, you just need to add the table name. In fact, you can refer to the same method for import or load data: This DB2 script is very good. When exporting data, you just need to add the table name. In

Today, a friend of mine executed stopslave and got stuck. As a result, the kill process ID cannot be killed. This is because a large SQL statement is executed on the master database. After receiving the SQL statement from the slave database through

A prerequisite system environment: centos6.1 Script: backs up the specified database on the specified server, transfers it to another backup host through scp, and then sends a backup success email to the specified mailbox: first, in the backup

New Features of oraclegolden31612c CredentialStoreandUSERIDALIAS New Features of Oracle GoldenGate 12c Credential Store and USERIDALIAS -- Generate the credentialstore File [Oracle @ db12c ggs] $ ggsci Oracle GoldenGate Command Interpreter for

How to migrate the database objects in oracle10g to 9i. The 10g and 9i servers are respectively built on two machines in the LAN for mutual access. How to migrate the database objects in oracle 10g to 9i. The 10g and 9i servers are respectively

Last week to the customer training Oracle, talked about the DG part of the actual configuration demonstration, encountered a ORA-28547 fault, the customer database 11.2.0.1 version, Window platform. Of Last week to the customer training Oracle,

Record A ORA-600 [13013] processing process and an alert Log with a ORA-600 [13013] error found after a database exception is completed Record A ORA-600 [13013] processing process and an alert Log with a ORA-600 [13013] error found after a database

I have been busy with MySQL for a long time and haven't updated the document. I am very busy with learning about it. The company just set up the master copy of MySQL and sent the document by the way. Hope I have been busy with MySQL for a long time

ORA-00257ORA-16038ORA-12162 error records ORA-00257 ORA-16038 ORA-12162 error history 1. ORA-00257 SolutionCause: insufficient space errorSolution: Check the storage space of data files and log files. If any problem is found, add the

For friends who often finish data migration, after data migration, the most important and important question is whether the data on the target end is consistent with that on the source end. Data 1 For friends who often finish data migration, after

1. replicaset each replica set requires a replica set name. This parameter is specified when MongoDB is started. 2. Setup Step 2.1 start MongoDB first set as a copy when it starts 1. replica set each replica set requires a replica set name. This

In general, when performance problems are detected, we will collect AWR reports covering the time period in which the problem occurred-but it is best to collect AWR reports covering only one hour-if In general, when performance problems are detected,

Today, we will paste an Oracle database backup feature that has been implemented very early. This feature was designed at the university stage: Today, we will paste an Oracle database backup feature that has been implemented very early. This feature

Environment: OS: AIX5300-08 cluster software: CRS10.2.0.1 Database: Oracle10.2.0.1 fault symptom: Synchronize from a node when building AXIRAC Aix hacmp system error -- NODE synchronization configuration error Environment: Operating System: AIX 530

OS: ORACLELINUXSERVER_646.3 software source code package storage location usrlocalsrc source code package compilation installation location (prefix) usrlocal database file location: OS: ORACLE LINUX SERVER _ 64 6.3 software source code package

For sysdba, sysoper, and dba, many terms may be used at work. If the environment is a server, sysdba may be frequently used. For Databases For sysdba, sysoper, and dba, many terms may be used at work. If the environment is a server, sysdba may be