Oracle

Oracle not available solution oracle not available write any command is not successful, SQL> startup force ORA-01261: Parameter db_recovery_file_dest destination string cannot be translat ed ORA-01263: name given for file destination directory is

The following data id name1 a12 a23 a31 b13 b31 c1 is used to merge different rows with the same id. The result is id name1 a1/b1/c12 a23 a3/b3: for more than 8 I: SQL code -- for www.2cto.com after 8 ISELECT t. id, MAX (substr (sys_connect_by_path (

ORA-12838: cannot read/modify a object after modifying it in parallelThis error occurs during the call process. After query, it is because the append insert operation is not submitted in time during the process. The exact explanation for this

1. Purpose: The profile in the Oracle system can be used to restrict the database resources that users can use. Use the Create Profile command to Create a Profile to restrict the use of database resources, if the profile is assigned to the user, all

Several project teams have begun to use the full-text index of oracle. Oracle's lexical analyzer is not smart enough for the lexical analysis of the ZHS16GBK character set. It can only be mechanically matched in words. The utf8 character set

Install rlwrap in Redhat enterprise linuxRlwrap can be used to support the callback function of sqlplus History commands in oracle to improve efficiency. When installing rlwrap, you are prompted to use yum install readline to install readline.1,

How to view ORACLE alarm logs?Purpose: first understand what an External table is, and what is the difference with other tables. Create a simple External table (mainly based on the operation process). Finally, use an external table to view the

1. Disable all oracle services. It can be disabled in the windows Service Manager; 2. open Registry: regedit open path: HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet \ Services \ Delete All oracle-started service names under this path, this key is

ORA-00845: MEMORY_TARGET causes Ubuntu upgrade 12.04 to be unable to start problem install oracle11g ubuntu upgrade to 12.04 boot is reporting error ORA-00845:MEMORY_TARGET not supported on this system. Cause 12.04 changed the/dev/shm directory

Oracle tree SQL query instance analysis using this SQL statement [SQL] select * from tree to view the original data is as follows:We want to obtain the following tree query result, as shown in(Contains four fields: ROOT, LEVEL, IS_LEAF, and PATH

Important Oracle SQL statements commonly used at work 1. view the default tablespace of the current user: SQL> select username, default_tablespace from user_users; 2. view the role of the current user: SQL> select * from user_role_privs; 3. view the

OERR: ORA-12519 TNS: no appropriate service handler found client connection intermittent failure, error ORA-12519 Cause: the listener cocould not find any available service handlers that are appropriate for the client connection. action: Check the

In Oracle, how does one understand that "Role authorization" requires users to log on again? We often hear that in Oracle, users must log on again to obtain the permissions granted when the role is granted user permissions,How can this sentence be

Oracle display cursor analysis create or replace procedure display cursor update as -- select taid, taname, bqid from table3new_taid number; cursor cur_table is -- display declaration cursor select taid from table3 where taid 10 without adding

Four steps to quickly start the oracle bbed environment: ora10g RHEL5.8 Introduction: bbed is called data block browsing and editing. Deep Learning of oracle block and disaster recovery in special circumstances.1 Compilation connection: cd $

Count (1), count (*), order by 1, 2, 3, 4, difference 1 to create NULL data; 2. Use the column name to COUNT and check result 3. Use 1 2 3 4 5 * to COUNT and check that all data is the same as all functions. www.2cto.com 4 order by 1 do use the

Oracle 11g ORA-28001 processing received an alarm that monitored users could not connect to the database, Oracle prompted error message ORA-28001: the password has expired, go up to view the user status turned out to be expired, the script for

Problems with ggate after rac system cutover 1. expdp startup on the source endRolling over remote file/home/oracle/goldengate/dirdat/jc001994 probably means that jc sends jc001994, but the local disk is actually configured as jc001994, execute the

Oracle Installation Often see problem error A: ORA-24324: uninitialized effect handle ORA-24323: do not permit this value ORA-28547: Connector effect failed, perhaps Oracle Net Control Error and then "Ignore" and "interrupt" two buttons, points

Ora-12516: TNS: Listeners cannot find available handlers that meet protocol stack requirements solution: processes reaches the upper limit, increase processes initialization parameter value SQL> select count (*) from v $ process; COUNT (*) ----------