Zikula 1.0.1
[ class tree: Zikula 1.0.1 ] [ index: Zikula 1.0.1 ] [ all elements ]

Class: perf_db2

Source Location: /includes/classes/adodb/perf/perf-db2.inc.php

Class Overview

adodb_perf
   |
   --perf_db2



Variables

Methods


Inherited Variables

Inherited Methods


Class Details

[line 21]


[ Top ]


Class Variables

$createTableSQL =  "CREATE TABLE adodb_logsql (
        created TIMESTAMP NOT NULL,
        sql0 varchar(250) NOT NULL,
        sql1 varchar(4000) NOT NULL,
        params varchar(3000) NOT NULL,
        tracer varchar(500) NOT NULL,
        timer decimal(16,6) NOT NULL
      )"

[line 22]


Type:   mixed
Overrides:   Array


[ Top ]

$settings = array(
   'Ratios',
      'data cache hit ratio' => array('RATIO',
         "SELECT 
            case when sum(POOL_DATA_L_READS+POOL_INDEX_L_READS)=0 then 0 
            else 100*(1-sum(POOL_DATA_P_READS+POOL_INDEX_P_READS)/sum(POOL_DATA_L_READS+POOL_INDEX_L_READS)) end 
            FROM TABLE(SNAPSHOT_APPL('',-2)) as t",
         '=WarnCacheRatio'),'Data Cache','data cache buffers'=>array('DATAC','select sum(npages) from SYSCAT.BUFFERPOOLS','See <a href=http://www7b.boulder.ibm.com/dmdd/library/techarticle/anshum/0107anshum.html#bufferpoolsize>tuning reference</a>.'),'cache blocksize'=>array('DATAC','select avg(pagesize) from SYSCAT.BUFFERPOOLS',''),'data cache size'=>array('DATAC','select sum(npages*pagesize) from SYSCAT.BUFFERPOOLS',''),'Connections','current connections'=>array('SESS',"SELECT count(*) FROM TABLE(SNAPSHOT_APPL_INFO('',-2)) as t",''),false)

[line 31]


Type:   mixed


[ Top ]



Class Methods


constructor perf_db2 [line 59]

perf_db2 perf_db2( &$conn)



Parameters:

   &$conn  

[ Top ]

method Explain [line 64]

void Explain( $sql, [ $partial = false])



Overrides adodb_perf::Explain() (parent method not documented)

Parameters:

   $sql  
   $partial  

[ Top ]

method Tables [line 94]

void Tables( )



Overrides adodb_perf::Tables() (parent method not documented)

[ Top ]


Documentation generated on Fri, 18 Jul 2008 21:48:07 +0200 by phpDocumentor 1.4.1