SQWareProduction:sybase:bin:sqwsyb UpdtStatsAllDatabases.ksh: Difference between revisions

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Revision as of 22:23, 15 December 2020

Presentation

Script $gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh :


Run of sqwsyb_UpdtStatsDatabase.ksh in parallel mode
You can choose:

  • The parallel degree
  • Aggressiveness of run (number of seconds between two runs)
  • Aggressiveness of check end (number of seconds between two checks of end)


Filters to generate database list (you can mix all off them):

  • Include list of database
  • Exclude list of database
  • Include like clause
  • Exclude like clause
  • Where clause



Online help

The online help is available for most scripts with the -h option.
Ex: $gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh -h
Content of this assistance : 

Sourcing sqwsyb_Global.lib v2025.10 SQWareProduction for Sybase (dbSQWare) ... 

Usage: sqwsyb_UpdtStatsAllDatabases.ksh [-h] -I <dataserver> [+ options]

DESCRIPTION
   sqwsyb_UpdtStatsAllDatabases.ksh update statistics all databases in parallel
SUPPORT
   Sybase supported versions: 15 <= v <= 16.0

PARAMETERS
     -I  dataserver     : Target dataserver to update statistics.
OPTIONS
     -P    Nb threads   : Number of threads in parallel (by default 2).
     -ID   listdb       : List of databases holding tables to update statistics (by default all).
     -ED   listdb       : List of databases to exclude.
     -IL   liceclause   : Like clause to generate databases list (example: 'db%').
     -EL   likeclause   : Like clause to exclude databases (example: 'nodb%').
     -WCD  whereclause  : Where clause to generate databases list.
     -FRT       code    : Force return code value on error.
     -Del               : Delete stats before compute.
     -Dist              : For distant connection to database (change $gvsqw_DbaUser to $gvsqw_DistDbaUser ).
     -AddMail   email   : Email address to add at 'demo-sqwarebox@dbsqware.com'.
     -SendReport        : Send execution log report.
     -AGR Nb_sec        : Nb of seconds between two runs (by default 10s).
     -AGE Nb_sec        : Nb of seconds between two checks of end (by default 30s).
     -Type type         : Type of statistics 'default','index','table','all' (by default index).
     -NoMail            : Deactivate sendmail on error  (by default, send on error).
     -SizeMaxTable Size : Take into account tables <= $lvsqw_SizeMaxTable Mb (by default, 1000000 Mb).
     -MinPctChange pct  : Min pct change to take table into account (by default, datachange>=).
     -Hashing           : Enable hashing (when rowcount >= 1000000) when ASE version >= 15.7 ESD#2 or SP50 (by default, False).
     -NoHashing         : Disable hashing.
     -HashSize  Size    : Minimum rowcount for hashing (by default, 1000000).
     -h                 : Display the full usage.
     -s                 : Display samples of usage.
     -Locale    locale  : Force Locale for help display (fr,en).
     -Exec              : Execute commands (by default, display generated commands).
Note:
To be sure the aid is accurate, refer directly to the online help script -h option.


Error management

Errors passing arguments

This type of message is generated: 

Lack 'dataserver' parameter, Usage: sqwsyb_UpdtStatsAllDatabases.ksh [-h] -I <dataserver> [+ options]
For full help : sqwsyb_UpdtStatsAllDatabases.ksh -h

If you are connecting through a terminal, no mail will be sent and you will have more this kind of message: 

Begining     : 2020-12-15 21:22:46
End          : 2020-12-15 21:22:46
Duration     : 00:00:00

If you are not connected to a terminal, the error message appears and is sent by mail to the address contained in the variable $gvsqw_GlobalMail (See help customize this variable). The subject line will always start by "$gvsqw_MailMsg_sybase : " (See help customize this variable).

Note:
Sending mail can be disabled by the option -NoMail for one execution.


Execution errors

Whether you are or not connected to a terminal, the error message appears and an email containing a summary of treatment errors is sent to the address contained in the variable $gvsqw_Mail_sybase (See help customize this variable). The subject line will always start by "$gvsqw_MailMsg_sybase : " (See help customize this variable).

Note:
Sending mail can be disabled by the option -NoMail for one execution.


Usage examples

Sourcing sqwsyb_Global.lib v2025.10 SQWareProduction for Sybase (dbSQWare) ... 

#Standard help for script sqwsyb_UpdtStatsAllDatabases.ksh:


$gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh -h
#Display online help for this script

$gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh -Locale en -h
#Display online help for this script with forcing of the 'en' locale (by default locale managed by $gvsqw_Locale)

$gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh -s
#Display usage examples for this script

$gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh -I $DSQUERY
#Generate commands but don't execute them !

$gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh -I $DSQUERY -Exec
#Execute sqwsyb_UpdtStatsDatabase.ksh script to make a update index statistics for all databases

$gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh -I $DSQUERY -Dist -Exec
#Analyze of all tables for all the databases for the non-local instance $DSQUERY with distant connection
#You need to register credentials to use for distant connection to the instance (user and so on) in file $gvsqw_DistPasswdFile

$gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh -I $DSQUERY -Hashing -HashSize <NumericValue> -Exec
#Enables hashing with a size managed by gvsqw_WithHashing variable (by default, 1000000)

$gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh -I $DSQUERY -NoHashing -Exec
#Disable hashing (by default, gvsqw_WithHashing='False')

$gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh -I $DSQUERY -SizeMaxTable -Exec
#Update stats only from table of max 1000000 Mo (by default, $gvsqw_DefSizeMaxTableUpdtStats=1000000)

$gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh -I $DSQUERY -MinPctChange <NumericValue> -Exec
#Update index statistics on table modified of at least $lvsqw_MinPctChange %

$gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh -I $DSQUERY -Del -Exec
#Delete statistics before compute them: 'delete statistics $lvsqw_Owner.$lvsqw_Table'

$gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh -I $DSQUERY -Type <Type> -Exec
#Execute generated commands and change statistics type ('default','index','table','all')

$gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh -I $DSQUERY -AGR 20 -Exec
#Set the waiting time in seconds between two command run, 20s here

$gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh -I $DSQUERY -AGE 30 -Exec
#Set the waiting time in seconds between two end checks, 30s here

$gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh -I $DSQUERY -ID 'DbName1,DbName2' -Exec
#Execute generated commands for only the 2 specified databases

$gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh -I $DSQUERY -ED 'DbName3,DbName4' -Exec
#Execute generated commands except for the 2 specified databases

$gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh -I $DSQUERY -IL '%_PROD' -Exec
#Clause like to generate dynamic database list to include (example: 'dbprod%')

$gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh -I $DSQUERY -EL '%_TESTS' -Exec
#Clause like to generate dynamic database list to exclude (example: 'dbtest%')

$gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh -I $DSQUERY -WCD '<condition>' -Exec
#Clause where to generate dynamic database list to include

$gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh -I $DSQUERY -P <NumericValue> -Exec
#Run sqwsyb_UpdtStatsDatabase.ksh script with a parallel degree of '<NumericValue>'
#Use by default the variable gvsqw_NbThreadXXX in $gvsqw_SybBin/../etc/sqwpg_GlobalVar.cfg
#You can change this default on all your environnement if you set this variable
#in configuration file $gvsqw_SybBin/../etc_cust/sqwpg_GlobalVar.cfg

$gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh -I $DSQUERY -AddMail 'mymail1@mydomaine.com,mymail2@mydomaine.com' -Exec
#Add the mail list to the default address managed by the variable gvsqw_GlobalMail

$gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh -I $DSQUERY -SendReport -Exec
#Send the log by email at the end of the treatment even if there is no error

$gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh -I $DSQUERY -NoMail -Exec
#Disables sending an email on error to $gvsqw_GlobalMail (by default, send on error)

$gvsqw_SybBin/sqwsyb_UpdtStatsAllDatabases.ksh -I $DSQUERY -FRT <NumericValue> -Exec
#Force return code to '<NumericValue>' on error (if no error, "exit 0!")
#You can also force return code of this script on all your
#environnement if you set the variable: $gvsqw_ForcedReturnCodeScript_sqwsyb_UpdtStatsAllDatabases=<NumericValue>
#in configuration file $gvsqw_SybBin/../etc_cust/sqwsyb_GlobalVar.cfg
Note:
To be sure the examples are accurate, refer directly to the online help script -s option.


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