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Results for V$EVENTMETRIC


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Database Reference, 12c Release 1 (12.1)

V$EVENTMETRIC

7.175 V$EVENTMETRICV$EVENTMETRIC displays values of wait event metrics for the most recent 60-second interval. Column

Database Performance Tuning Guide, 12c Release 1 (12.1)

Instance Tuning Using Performance Views

Changes to Wait Event Statistics from Past Releaseswait time The following views are affected by this change: V$EVENT_HISTOGRAM V$EVENTMETRIC V … events (such as in the V$SYSTEM_EVENT view) differently than in past releases. Continuous waits for … on an enqueue. In releases prior to Oracle Database 11 g, the V$SYSTEM_EVENT view would

Database Reference, 12c Release 1 (12.1)

Database Reference - Contents

ContentsV$EVENT_HISTOGRAM_MICRO 7.174 V$EVENT_NAME 7.175 V$EVENTMETRIC 7.176 V$EXECUTION 7.177 V$FALSE_PING … USER_ZONEMAP_MEASURES 6.624 USER_ZONEMAPS Part III Dynamic Performance Views 7 Dynamic Performance (V … $) Views: V$ACCESS to V$HVMASTER_INFO

Database Administrator's Guide, 12c Release 1 (12.1)

Distributed Database Management

Part V Distributed Database ManagementYou can manage a distributed database environment.

Database Concepts, 12c Release 1 (12.1)

Oracle Instance Architecture

Part V Oracle Instance ArchitectureThis part describes the basic structural architecture of the Oracle database instance. This part contains the following chapters: Oracle Database Instance Memory Architecture Process Architecture Application and Networking Architecture

Database SQL Tuning Guide, 12c Release 1 (12.1)

Optimizer Statistics

Part V Optimizer StatisticsThe optimizer relies on statistics to create execution plans. This part contains the following chapters: Optimizer Statistics Concepts Histograms Managing Optimizer Statistics: Basic Topics Managing Optimizer Statistics: Advanced Topics

Database PL/SQL Language Reference, 12c Release 1 (12.1)

PL/SQL Subprograms

PL/SQL Functions that SQL Statements Can InvokePackages and Types Reference. Dynamic performance views: [G]V$RESULT_CACHE_STATISTICS [G]V … $RESULT_CACHE_MEMORY [G]V$RESULT_CACHE_OBJECTS [G]V$RESULT_CACHE_DEPENDENCY See Oracle Database Reference for more … information about [G]V$RESULT_CACHE_STATISTICS, [G]V$RESULT_CACHE_MEMORY,

Database PL/SQL Language Reference, 12c Release 1 (12.1)

PL/SQL Collections and Records

Declaring Associative Array Constants'; Ret(9):= 'nine'; RETURN Ret; END Init_My_AA; END My_Types; / DECLARE v CONSTANT My_Types.My_AA … DBMS_OUTPUT.PUT_LINE(TO_CHAR(Idx, '999')||LPAD(v(Idx), 7)); Idx:= v.NEXT(Idx); END LOOP; END; END

Database PL/SQL Language Reference, 12c Release 1 (12.1)

PL/SQL Language Fundamentals

Conditional Compilation ExamplesDatabase release number. Each BOOLEAN constant of the form VER_LE_ v has the value TRUE if the database … version is less than or equal to v. otherwise, it has the value FALSE. Each BOOLEAN constant of the … form VER_LE_ v_r has the value TRUE if the database version is less than or equal to v and release

Database Backup and Recovery User's Guide, 12c Release 1 (12.1)

Tuning RMAN Performance

Identifying Bottlenecks with V$BACKUP_SYNC_IO and V$BACKUP_ASYNC_IOYou can use the V$BACKUP_SYNC_IO and V$BACKUP_ASYNC_IO views to determine the source of backup or … restore bottlenecks and to see detailed progress of backup jobs. V$BACKUP_SYNC_IO contains rows when … the I/O is synchronous to the process (or thread on some platforms) performing the backup. V … SQL*Plus and

Database Reference, 12c Release 1 (12.1)

V$TEMPSEG_USAGE

9.110 V$TEMPSEG_USAGEV$TEMPSEG_USAGE describes temporary segment usage. Column Datatype Description USERNAME VARCHAR2(30

Database Reference, 12c Release 1 (12.1)

V$TIMEZONE_NAMES

9.116 V$TIMEZONE_NAMESV$TIMEZONE_NAMES displays valid time zone names. Column Datatype Description TZNAME VARCHAR2(64

Database Reference, 12c Release 1 (12.1)

V$AW_CALC

7.68 V$AW_CALCV$AW_CALC reports on the effectiveness of various caches used by Oracle OLAP during dynamic

Database Reference, 12c Release 1 (12.1)

V$NFS_OPEN_FILES

8.84 V$NFS_OPEN_FILESV$NFS_OPEN_FILES displays information about all the files currently opened by clients at the NFS

Database Reference, 12c Release 1 (12.1)

V$CONTROLFILE

7.124 V$CONTROLFILEV$CONTROLFILE displays the names of the control files. Column Datatype Description STATUS VARCHAR2

Database Reference, 12c Release 1 (12.1)

V$ACTIVE_SESSION_HISTORY

7.7 V$ACTIVE_SESSION_HISTORYV$ACTIVE_SESSION_HISTORY displays sampled session activity in the database. It contains snapshots … the CPU or was waiting for an event that didn't belong to the Idle wait class. Refer to the V … the session in the active session history are present in the V$SESSION view. Column Datatype … Session identifier; maps to V$SESSION.SID

Database Reference, 12c Release 1 (12.1)

V$FIXED_TABLE

7.186 V$FIXED_TABLEV$FIXED_TABLE displays all dynamic performance tables, views, and derived tables in the database … . Some V$ tables (for example, V$ROLLNAME ) refer to real tables and are therefore not listed. Column

Database Reference, 12c Release 1 (12.1)

V$SQL_OPTIMIZER_ENV

9.56 V$SQL_OPTIMIZER_ENVV$SQL_OPTIMIZER_ENV displays the contents of the optimizer environment used to build the execution … plan of a SQL cursor. This view can be joined with V$SQLAREA on ( HASH_VALUE, ADDRESS ) and with V … is the fixed index for the view and should be used when querying V$SQL_OPTIMIZER_ENV to avoid

Database Reference, 12c Release 1 (12.1)

V$ASM_ACFS_SEC_REALM_USER

7.34 V$ASM_ACFS_SEC_REALM_USERV$ASM_ACFS_SEC_REALM_USER contains an entry for every user in the Oracle ACFS security realm for

Database Reference, 12c Release 1 (12.1)

V$TEMP_SPACE_HEADER

9.107 V$TEMP_SPACE_HEADERV$TEMP_SPACE_HEADER displays aggregate information per file per LOCALLY MANAGED temporary