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I made a C # And Oracle system, and it was really troublesome to install an Oracle client on each client. So I searched the internet and checked whether there was a method for not installing the client, oracle has long thought of this problem. He has provided simplified clients of various versions on his website. The client can be connected only with dozens of me

7. oracle learning starter Series 7-network management and configuration, 7. oracle Network Management Chapter 7 of oracle learning starter Series Network Management and Configuration In the previous article, we learned about models and users, including the definition of models and the role of models. In this article, I will take a look at the network management

View and modify the Oracle encoding format and modify the oracle encoding formatZookeeper first checks the encoding of the oracle databaseSQL> select * from nls_database_parameters where parameter = 'nls _ CHARACTERSET ';PARAMETER--------------------VALUE--------------------NLS_CHARACTERSETAL32UTF8This is derived from props $, which indicates the character set of

Oracle date weekly explanation and weekly start and end time calculation, oracle End Time 1 ORACLE weekly knowledge description 1.1 date formatting Functions TO_CHAR (X [, FORMAT]): Convert X to a string in FORMAT. X is a date, and FORMAT is a string that specifies the FORMAT used for conversion. The FORMAT is related to the week W, WW, IW, D, FMWW. WThe week o

Oracle batch export AWR reports, oracle export awr Work requirement: in the project, all the AWR reports in the production database must be dumped and imported to the database for testing convenience. The AWR report in the test database needs to be exported one by one based on dbid and Instance name. If you encounter a lot of problems with the RAC system, it will be very troublesome. I found some scripts o

Oracle cross-database query replication table data distributed query, oracle Method 1: Currently, most databases require distributed queries. The following describes how to configure cross-database access in oracle. For example, there are two database servers and two databases are installed. Database server A and B. Now, database A accesses database B. Step 1Conf

Oracle Performance Analysis 8: Creating indexes and oracle performance indexes When creating an index, we often want to estimate the index size to evaluate the impact on the existing engineering environment. We also hope that the index creation process will minimize the impact on the running engineering environment, you can also view the index status.Estimate index size The best way to estimate the index si

In oracle, how does one view the permissions granted to a role ?, Oracle Grant In oracle, how does one view the permissions granted to a role? Select * from dba_role_privs; grant roles to users and other roles Select * from dba_sys_privs; grant system permissions to users and other roles Select * from dba_tab_privs; all permissions on objects in the database Ref

ArticleDirectory Making Oracle Spatial your default geometry Schema How does ArcSDE use Oracle Spatial? (How to use Oracle Spatial in ArcSDE) ArcSDE supports Oracle Spatial or Oracle locator for storing and managingGeometry in an

If the database uses the ASM file system for management, it may be difficult to download and upload files. Even if the asmcmd tool is used, there is no command similar to CP to copy files, oracle provides FTP to manage a series of ASM files. Using FTP with Oracle ASM fileshttp: // docs.oracle.com/cd/e11882_01/appdev.#/e23094/xdb22pro.htm?adxdb5537 Oracle Automati

Oracle's DB instance is a set of background processes and memory structures, and the memory structure consists of the system global area and the program global Zone.#修改SGA和PGA的配置文件, usually in/. sgz_max_size=64m, sga_target=64m, pga_aggregate_target parameters in/oracle/admin/spfile/init.ora, or alter system set in Sqlplus Sga_max_size=64m Scope=spfile; After modification, restart the database and the service takes effect.System global Area (SGA): A p