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SQL SERVER – Missing Index ScriptPerformance Tuning is quite interesting and Index plays a vital role in it. A proper index can improve the performance and a bad index can hamper the performance. In...
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SQL SERVER – Unable to Start SQL Service Error: 17172 – SNIInitialize()...
I was trying to failover the cluster. While doing that I was in a situation where I was unable to start SQL Service.I looked into SQL Server ERRORLOG to see the cause of SQL Startup failure. Here were...
View ArticleSQL SERVER – 2017 – Script to Clear Procedure Cache at Database Level
Let us learn about Script to Clear Procedure Cache at Database Level.In earlier version when we have to clear cache for any database we had access to DBCC command which we could run to clear the cache...
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OSB CLOUD BACKUP FOR AMAZON S3
OSB CLOUD BACKUP FOR AMAZON S3Steps to implement OSB cloud module for Amazon S3:============================================Before Running the OSB Cloud Module for Amazon s3 Installer,verify the...
View ArticleMinimize System Contention
how to Minimize System ContentionUnderstanding Response TimeSQL> select metric_name, valuefrom v$sysmetricwhere metric_name in ('Database CPU Time Ratio','Database Wait Time Ratio') andintsize_csec...
View Articlechanging the SYS password in a Data Guard environment
changing the SYS password in a Data Guard environmentThe way to change the SYS password without breaking the redo transport service includescopying the primary database's password file to the standby...
View ArticleORA-27300: OS system dependent operation:semget failed with status: 28
Getting below error while startup after adding process parameter to 20000 SQL> startup;ORA-32004: obsolete or deprecated parameter(s) specified for RDBMS instanceORA-27154: post/wait create...
View ArticleAdding disks online to existing diskgroups
STEPS:1) Check the current ASM diskgroup size:select name,total_mb,free_mb from v$asm_diskgroup;2) Check the HEADER_STATUS shows as CANDIDATE or PROVISIONED for the ASM disks:select...
View ArticleORA-39701: database must be mounted EXCLUSIVE for UPGRADE or DOWNGRADE
While doing database upgrade from 11.2.0.3 to 11.2.0.4 on a 2 node RAC instance.After Installation of 11.2.0.4 software and connecting sqlplus in the new environment, Got the below error when trying to...
View ArticleFORFILES Command Line used in windows
SYNTAX:FORFILES [/P pathname] [/M searchmask] [/S] [/C command] [/D [+ | -] {dd-MM-yyyy | dd}]Help Command: FORFILES /?/P pathname/M searchmask/S to list sub-directories/C Command The default command...
View ArticleXCOPY windows line command to copy files to remote server
The xcopy command is used to copy one or more files and/or folders from one location to another location.The xcopy command, with its many options and ability to copy entire directories, is similar to,...
View ArticleRelocation of RAC One Node database fails
ERROR:On a 2 node RAC cluster,the relocation of single node RAC database fails with the following errors:$ srvctl relocate database -d RACONDB -n racnode2PRCD-1222 : Online relocation of database...
View ArticleCreating and Altering ASM diskgroups
To create the partition# fdisk –l# fdisk /dev/sdb'n' for new partition enter default values'w' for write the partitionChanging the ownership of the partition# chown –R oracle:dba /dev/sdb*# chmod -R...
View ArticleRelocating VIP status from INTERMEDIATE state back to ONLINE state
2 Node output:[oracle@DEVDBRAC2 log]$ crsctl stat res -t--------------------------------------------------------------------------------Name Target State Server...
View ArticleImport fails with ORA-39126,ORA-06512,ORA-01403
During migration from 11.2.0.4 windows to 12.2.0.1 Linux we faced the below issue.ORA-01403: no data found 13-MAR-18 01:37:20.088: ORA-06512: at "SYS.DBMS_SYS_ERROR", line 105 ORA-06512: at...
View ArticleERROR: ORA-00257: archiver error. Connect internal only, until freed.
This is due to FRA getting full.Find the usage by using below querycol ROUND(SPACE_LIMIT/1048576) heading “Space Allocated (MB)” format 999999col round(space_used/1048576) heading “Space Used (MB)”...
View ArticleORA-38824: A CREATE OR REPLACE command may not change the EDITIONABLE...
create or replace trigger FLOWS_FILES.wwv_biu_flow_file_objects *ERROR at line 1:ORA-38824: A CREATE OR REPLACE command may not change the EDITIONABLE propertyof an...
View ArticleHow to reinstate the old Primary as a Standby after Failover
Step 1:Please execute the below in new primarySELECT TO_CHAR(STANDBY_BECAME_PRIMARY_SCN) FROM V$DATABASE;Step 2:Flashback the old primary to the above scn(taken from step 1).SQL> SHUTDOWN...
View ArticleDatabase Upgrade Failed with Error "ORA-19809: limit exceeded for recovery...
Upgrade failed with error "ORA-19809: limit exceeded for recovery files" during the post upgrade steps.Below is the message from alert log.ORA-19815: WARNING: db_recovery_file_dest_size of 4385144832...
View ArticleOracle GoldenGate 11gr2 Upgrade from 11gr1
Oracle GoldenGate 11gr2 Upgrade from 11gr1Pre-Upgrade Tasks1. Download the latest OGG software from support.oracle.com.2. Copy the OGG software to the ggsource.doyensys.com(SOURCE) and...
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