CONNECTION_RECOVERY

Description

Controls automatic connection recovery after disconnection

Type

Boolean

Values

yes/no, on/off, 1/0

Default

no

When enabled, this setting allows the system to automatically attempt to recover database connections that have been unexpectedly terminated or lost.

Implementation Details

  • Connection monitoring
    • Health checks

    • Timeout handling

    • State tracking

    • Event logging

  • Recovery mechanism
    • Automatic reconnection

    • State restoration

    • Transaction handling

    • Resource cleanup

Recovery Process

  • Disconnection detection
    • Network failures

    • Timeout events

    • Server errors

    • Client issues

  • Recovery steps
    • Connection cleanup

    • Resource release

    • New connection

    • State restoration

  • Session management
    • Context preservation

    • Transaction state

    • Cursor positions

    • Temporary objects

Database-Specific Behavior

  • Microsoft SQL Server
    • Connection pooling

    • Timeout settings

    • Error handling

    • State recovery

  • PostgreSQL
    • Connection lifecycle

    • Transaction recovery

    • Error states

    • Resource cleanup

  • Oracle
    • Session state

    • Connection pools

    • Recovery options

    • Error handling

Error Conditions

  • Network failures
    • Timeout handling

    • Retry logic

    • Fallback options

    • Error reporting

  • Resource exhaustion
    • Connection limits

    • Memory constraints

    • Thread pools

    • System resources

  • Authentication issues
    • Credential expiry

    • Token refresh

    • Session timeout

    • Access rights

Performance Impact

  • Recovery overhead
    • CPU usage

    • Memory allocation

    • Network traffic

    • I/O operations

  • Connection management
    • Pool efficiency

    • Resource usage

    • Thread handling

    • System load

Best Practices

  • Enable for critical systems

  • Configure timeout values

  • Monitor recovery events

  • Plan failure scenarios

  • Document recovery procedures

  • Test recovery process

  • Set up monitoring

  • Define escalation paths

Configuration Tips

  • Set appropriate timeouts

  • Configure retry limits

  • Define recovery intervals

  • Establish monitoring

  • Plan resource usage

  • Document dependencies

  • Test failure modes

  • Verify recovery paths