Oracle Database Internal Mechanism

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      • db file sequential reads – Oracle wait event
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  • Miscellaneous Issues
    • Resolving tablespace issues (ORA-01650 / ORA-01652 / ORA-01653 / ORA-01654 and ORA-01658)
    • Troubleshooting Listener Startup or Connection Hang issues in 11g.
    • Listener Issues ORA-12505/TNS-12505 or ORA-12514/TNS-12514
    • Resizing Redo Log file
    • Install & Configure Oracle XE on Linux/CentOS
    • Resolving ORA-00845: MEMORY_TARGET not supported on this system
    • ORA-28040: No matching authentication protocol exception
    • Troubleshooting TNS-12519 TNS-12516 ORA-12519 ORA-12516
    • How to change the SID using DBNEWID utility
    • Dead Connection Detection
    • Installing Oracle Linux 6 on VirtualBox VM
    • Installing Linux 7 on Oracle VirtualBox VM
    • ORA-12547: TNS:lost contact
    • Oracle Auto-Startup Script for Linux
    • ORA-01792: maximum number of columns in a table or view is
    • Oracle Listener Tracing & network troubleshooting
    • ORA-12505 TNS-12505 TNS:listener does not currently know of SID given in connect descriptor
    • ORA-14452 attempt to create, alter or drop an index on temporary table already in use
    • ORA-12500 TNS-12500 TNS:listener failed to start a dedicated server process
    • ORA-12504 TNS-12504 – TNS:listener was not given the SERVICE_NAME in CONNECT_DATA
    • ORA-12502 TNS-12502 TNS:listener received no CONNECT_DATA from client

Tag Archives: ORA-00321

ORA-00321 Log %s of thread %s, cannot update log file header

Cause: Cannot write to the log file. Action: Restore the access to the file.

March 19, 2020 in Oracle.

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  • Authors
  • Miscellaneous Issues
    • Resizing Redo Log file
  • Nitish Anand Srivastava
  • Oracle 12c
    • 12c New Features – Database In-Memory
    • 12c New Features – Global Temporary Table Undo
    • 12c New Features – Online DataFile Move
    • 12c New Features – Partial Indexes
    • 12c New Features – Table PITR in Oracle 12c
    • Installing 12c Database on Oracle Linux 7
    • Managing a CDB & PDB [Basic DBA Commands]
    • Oracle 12c Architecture
  • Oracle Backup & Recovery
    • Performing Block-Level Recovery
    • Performing Cancel-Based Recovery
    • Performing Database-Level Recovery
    • Performing Datafile-Level Recovery
    • Performing Log Sequence–Based Recovery
    • Performing SCN-Based Recovery
    • Performing Tablespace Point-in-Time Recovery
    • Performing Tablespace-Level Recovery
    • Performing Time-Based Recovery
    • Recovering from the LOSS of REDO log files
    • Recovering Read-Only Tablespaces
    • Restore database in case of dropped table
    • Restoring a Database (NoArchivelog mode)
    • Tips & Tricks
  • Oracle database Internal Mechanism
  • Oracle Database Internals
    • How to Interpret an Explain Plan
    • Index Lookup (Unique Scan,Range Scan, Full Scan, Fast Full Scan, Skip Scan)
    • Oracle Memory Architecture Internals(SGA & PGA)
    • Oracle Process Architecture Internals
    • What are Joins in Oracle
    • What is a Full Table Scan (FTS) in Oracle
  • Oracle Dataguard
    • How to Create Active DataGuard
    • How to Create Logical Standby in DataGuard
    • How to Create Physical Standby in DataGuard
    • How to Create Snapshot Standby in DataGuard
    • How to Perform Failover in DataGuard
    • How to Perform Switchover in DataGuard
  • Oracle GoldenGate
    • How to Install oracle Golden Gate on UNIX
    • How to setup GoldenGate Replication in Oracle
    • Oracle GoldenGate Architecture Internals
  • Oracle Performance Tuning
  • Oracle RAC
    • GPNP Profile Internals
    • Network & Disk Heartbeats
    • OCR Internals
    • OLR Internals
    • SCAN Internals
    • Split Brain Syndrome
    • Voting Disk Internals

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