Search Postgresql Archives

Re: speeding up a join query that utilizes a view

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Yes, my mistake, I meant to ask about fifteen_min_stacked_view definition, and Postgres parameters from postgresql.conf configuration file, at least those - modified from default setting and related to "resource consumption" and "query tuning".

Regards,
Igor Neyman


> -----Original Message-----
> From: Kirk Wythers [mailto:kwythers@xxxxxxx]
> Sent: Thursday, January 17, 2013 5:05 PM
> To: Igor Neyman
> Cc: pgsql-general@xxxxxxxxxxxxxx
> Subject: Re:  speeding up a join query that utilizes a view
> 
> 
> On Jan 17, 2013, at 3:51 PM, Igor Neyman <ineyman@xxxxxxxxxxxxxx>
> wrote:
> 
> > What about index definition, Postgres version, config parameters?
> > Hardware configuration would be helpful too.
> >
> 
> Sorry
> 
> pg 9.1
> 
> OS X 10.8 server.
> 32 G ram 8 cores
> 
> I thought what you meant by index definition is at the bottom of the \d
> table-name. For example:
> >> Indexes:
> >>    "data_key_pkey" PRIMARY KEY, btree (variable_id)
> >>    "data_key_lower_idx" btree (lower(block_name::text))
> >>    "data_key_lower_idx1" btree (lower(variable_channel::text))
> 
> on data_key.
> 
> I'm not sure what you mean by config parameters? Output from pg_config?
> 
> ~$ pg_config
> BINDIR = /usr/bin
> DOCDIR = /usr/share/doc/postgresql
> HTMLDIR = /usr/share/postgresql
> INCLUDEDIR = /usr/include
> PKGINCLUDEDIR = /usr/include/postgresql
> INCLUDEDIR-SERVER = /usr/include/postgresql/server LIBDIR = /usr/lib
> PKGLIBDIR = /usr/lib/postgresql LOCALEDIR = /usr/share/locale MANDIR =
> /usr/share/man SHAREDIR = /usr/share/postgresql SYSCONFDIR =
> /private/etc/postgresql PGXS =
> /usr/lib/postgresql/pgxs/src/makefiles/pgxs.mk
> CONFIGURE = '--infodir=/usr/share/info' '--disable-dependency-tracking'
> '--prefix=/usr' '--sbindir=/usr/libexec' '--sysconfdir=/private/etc' '-
> -mandir=/usr/share/man' '--localstatedir=/private/var/pgsql' '--
> htmldir=/usr/share/postgresql' '--enable-thread-safety' '--enable-
> dtrace' '--with-tcl' '--with-perl' '--with-python' '--with-gssapi' '--
> with-krb5' '--with-pam' '--with-ldap' '--with-bonjour' '--with-openssl'
> '--with-libxml' '--with-libxslt' '--with-system-
> tzdata=/usr/share/zoneinfo'
> 'CC=/Applications/Xcode.app/Contents/Developer/Toolchains/OSX10.8.xctoo
> lchain/usr/bin/cc' 'CFLAGS=-arch x86_64 -pipe -Os -g -Wall -Wno-
> deprecated-declarations' 'LDFLAGS=-arch x86_64 -pipe -Os -g -Wall -Wno-
> deprecated-declarations' 'LDFLAGS_EX=-mdynamic-no-pic'
> CC =
> /Applications/Xcode.app/Contents/Developer/Toolchains/OSX10.8.xctoolcha
> in/usr/bin/cc
> CPPFLAGS = -I/usr/include/libxml2
> CFLAGS = -arch x86_64 -pipe -Os -g -Wall -Wno-deprecated-declarations -
> Wall -Wmissing-prototypes -Wpointer-arith -Wdeclaration-after-statement
> -Wendif-labels -Wformat-security -fno-strict-aliasing -fwrapv CFLAGS_SL
> = LDFLAGS = -arch x86_64 -pipe -Os -g -Wall -Wno-deprecated-
> declarations -Wl,-dead_strip_dylibs LDFLAGS_EX = -mdynamic-no-pic
> LDFLAGS_SL = LIBS = -lpgport -lxslt -lxml2 -lpam -lssl -lcrypto -
> lgssapi_krb5 -lz -lreadline -lm VERSION = PostgreSQL 9.1.4
> 
> Does that help?
> 
> >
> >> -----Original Message-----
> >> From: Kirk Wythers [mailto:kwythers@xxxxxxx]
> >> Sent: Thursday, January 17, 2013 3:59 PM
> >> To: Igor Neyman
> >> Cc: Kirk Wythers; pgsql-general@xxxxxxxxxxxxxx
> >> Subject: Re:  speeding up a join query that utilizes a view
> >>
> >>>
> >>> Not enough information:
> >>>
> >>> Postgres version?
> >>> OS?
> >>> Some Postgres configuration parameters, specifically related to
> >> "RESOURCE USAGE" and " QUERY TUNING"?
> >>> Table structures (including indexes) for:
> >> fifteen_min_stacked_propper, fifteen_min, and data_key?
> >>> View definition for fifteen_min_stacked_view?
> >>>
> >>
> >>
> >> Here is some additional information:
> >>
> >> b4warmed3=# \d data_key
> >>                                 Table "public.data_key"
> >>        Column        |         Type          |
> >> Modifiers
> >> ----------------------+-----------------------+---------------------
> -
> >> ----------------------+-----------------------+--
> >> -
> >> ----------------------+-----------------------+-----------------
> >> site                 | character varying(6)  |
> >> canopy               | character varying(24) |
> >> block                | character(2)          |
> >> plot                 | character(2)          |
> >> measurement_interval | interval              |
> >> warming_treatment    | character varying(24) |
> >> treatment_code       | character varying(24) |
> >> treatment_abbr       | character varying(24) |
> >> water_treatment      | character varying(24) |
> >> block_name           | character varying(24) |
> >> variable_name        | character varying(24) |
> >> variable_channel     | character varying(24) |
> >> variable_id          | character varying(24) | not null default
> >> NULL::character varying
> >> Indexes:
> >>    "data_key_pkey" PRIMARY KEY, btree (variable_id)
> >>    "data_key_lower_idx" btree (lower(block_name::text))
> >>    "data_key_lower_idx1" btree (lower(variable_channel::text))
> >>
> >> b4warmed3=# SELECT COUNT(*) FROM data_key;  count
> >> -------
> >>  4728
> >> (1 row)
> >>
> >> b4warmed3=# \d fifteen_min
> >>                  Table "public.fifteen_min"
> >>       Column        |            Type             | Modifiers
> >> ---------------------+-----------------------------+-----------
> >> rowid               | character varying(48)       | not null
> >> time2               | timestamp without time zone |
> >> timestamp           | timestamp without time zone |
> >> block_name          | character varying(8)        |
> >> stat_name           | character varying(8)        |
> >> table_name          | character varying(10)       |
> >> program             | character varying(48)       |
> >> a_dc_avg1           | real                        |
> >> a_dc_avg2           | real                        |
> >> a_dc_avg3           | real                        |
> >> a_dc_avg4           | real                        |
> >> a_dif_avg1          | real                        |
> >> a_dif_avg2          | real                        |
> >> a_dif_avg3          | real                        |
> >> a_dif_avg4          | real                        |
> >> a_targettemp_avg1   | real                        |
> >> a_targettemp_avg2   | real                        |
> >> a_targettemp_avg3   | real                        |
> >> a_targettemp_avg4   | real                        |
> >> a_targettemp_avg5   | real                        |
> >> a_targettemp_avg6   | real                        |
> >> a_targettemp_avg7   | real                        |
> >> a_targettemp_avg8   | real                        |
> >> a_tc_avg1           | real                        |
> >> a_tc_avg10          | real                        |
> >> a_tc_avg11          | real                        |
> >> a_tc_avg12          | real                        |
> >> a_tc_avg2           | real                        |
> >> a_tc_avg3           | real                        |
> >> a_tc_avg4           | real                        |
> >> a_tc_avg5           | real                        |
> >> a_tc_avg6           | real                        |
> >> a_tc_avg7           | real                        |
> >> a_tc_avg8           | real                        |
> >> a_tc_avg9           | real                        |
> >> a_tc_std1           | real                        |
> >> a_tc_std10          | real                        |
> >> a_tc_std11          | real                        |
> >> a_tc_std12          | real                        |
> >> a_tc_std2           | real                        |
> >> a_tc_std3           | real                        |
> >> a_tc_std4           | real                        |
> >> a_tc_std5           | real                        |
> >> a_tc_std6           | real                        |
> >> a_tc_std7           | real                        |
> >> a_tc_std8           | real                        |
> >> a_tc_std9           | real                        |
> >> airtc_avg           | real                        |
> >> airtemp_avg         | real                        |
> >> airtemp_max         | real                        |
> >> airtemp_min         | real                        |
> >> all_avgt            | real                        |
> >> am25tref1           | real                        |
> >> amb_a_avg           | real                        |
> >> amb_avg1            | real                        |
> >> amb_avg2            | real                        |
> >> amb_closed_avg      | real                        |
> >> b_dc_avg1           | real                        |
> >> b_dc_avg2           | real                        |
> >> b_dc_avg3           | real                        |
> >> b_dc_avg4           | real                        |
> >> batt_volt           | real                        |
> >> etcref_avg          | real                        |
> >> flag1               | integer                     |
> >> flag10              | integer                     |
> >> flag11              | integer                     |
> >> flag12              | integer                     |
> >> flag2               | integer                     |
> >> flag3               | integer                     |
> >> flag4               | integer                     |
> >> flag5               | integer                     |
> >> flag6               | integer                     |
> >> flag7               | integer                     |
> >> flag8               | integer                     |
> >> flag9               | integer                     |
> >> heat_a_avg1         | real                        |
> >> heat_a_avg2         | real                        |
> >> heat_a_avg3         | real                        |
> >> heat_a_avg4         | real                        |
> >> pid_lmt_avg1        | real                        |
> >> pid_lmt_avg2        | real                        |
> >> pid_lmt_avg3        | real                        |
> >> pid_lmt_avg4        | real                        |
> >> pid_out_avg1        | real                        |
> >> pid_out_avg2        | real                        |
> >> pid_out_avg3        | real                        |
> >> pid_out_avg4        | real                        |
> >> ptemp_avg           | real                        |
> >> rh                  | real                        |
> >> runavga1            | real                        |
> >> runavga2            | real                        |
> >> runavga21           | real                        |
> >> runavga22           | real                        |
> >> runavga23           | real                        |
> >> runavga24           | real                        |
> >> runavga25           | real                        |
> >> runavga26           | real                        |
> >> runavga27           | real                        |
> >> runavga28           | real                        |
> >> runavga3            | real                        |
> >> runavga4            | real                        |
> >> runavga5            | real                        |
> >> runavga6            | real                        |
> >> runavga7            | real                        |
> >> runavga8            | real                        |
> >> runavgs_avg1        | real                        |
> >> runavgs_avg10       | real                        |
> >> runavgs_avg11       | real                        |
> >> runavgs_avg12       | real                        |
> >> runavgs_avg13       | real                        |
> >> runavgs_avg14       | real                        |
> >> runavgs_avg15       | real                        |
> >> runavgs_avg16       | real                        |
> >> runavgs_avg2        | real                        |
> >> runavgs_avg3        | real                        |
> >> runavgs_avg4        | real                        |
> >> runavgs_avg5        | real                        |
> >> runavgs_avg6        | real                        |
> >> runavgs_avg7        | real                        |
> >> runavgs_avg8        | real                        |
> >> runavgs_avg9        | real                        |
> >> s_all_avgt_avg      | real                        |
> >> s_dif1              | real                        |
> >> s_dif2              | real                        |
> >> s_dif3              | real                        |
> >> s_dif4              | real                        |
> >> s_pid_lmt_avg1      | real                        |
> >> s_pid_lmt_avg2      | real                        |
> >> s_pid_lmt_avg3      | real                        |
> >> s_pid_lmt_avg4      | real                        |
> >> s_pid_out_avg1      | real                        |
> >> s_pid_out_avg2      | real                        |
> >> s_pid_out_avg3      | real                        |
> >> s_pid_out_avg4      | real                        |
> >> s_scldout_avg1      | real                        |
> >> s_scldout_avg2      | real                        |
> >> s_scldout_avg3      | real                        |
> >> s_scldout_avg4      | real                        |
> >> s_sdm_out_avg1      | real                        |
> >> s_sdm_out_avg2      | real                        |
> >> s_sdm_out_avg3      | real                        |
> >> s_sdm_out_avg4      | real                        |
> >> s_tc_avg1           | real                        |
> >> s_tc_avg10          | real                        |
> >> s_tc_avg11          | real                        |
> >> s_tc_avg12          | real                        |
> >> s_tc_avg2           | real                        |
> >> s_tc_avg3           | real                        |
> >> s_tc_avg4           | real                        |
> >> s_tc_avg5           | real                        |
> >> s_tc_avg6           | real                        |
> >> s_tc_avg7           | real                        |
> >> s_tc_avg8           | real                        |
> >> s_tc_avg9           | real                        |
> >> s_tc_std1           | real                        |
> >> s_tc_std10          | real                        |
> >> s_tc_std11          | real                        |
> >> s_tc_std12          | real                        |
> >> s_tc_std2           | real                        |
> >> s_tc_std3           | real                        |
> >> s_tc_std4           | real                        |
> >> s_tc_std5           | real                        |
> >> s_tc_std6           | real                        |
> >> s_tc_std7           | real                        |
> >> s_tc_std8           | real                        |
> >> s_tc_std9           | real                        |
> >> sbtemp_avg1         | real                        |
> >> sbtemp_avg2         | real                        |
> >> sbtemp_avg3         | real                        |
> >> sbtemp_avg4         | real                        |
> >> sbtemp_avg5         | real                        |
> >> sbtemp_avg6         | real                        |
> >> sbtemp_avg7         | real                        |
> >> sbtemp_avg8         | real                        |
> >> scldout_avg1        | real                        |
> >> scldout_avg2        | real                        |
> >> scldout_avg3        | real                        |
> >> scldout_avg4        | real                        |
> >> sctemp_avg1         | real                        |
> >> sctemp_avg10        | real                        |
> >> sctemp_avg11        | real                        |
> >> sctemp_avg12        | real                        |
> >> sctemp_avg13        | real                        |
> >> sctemp_avg14        | real                        |
> >> sctemp_avg15        | real                        |
> >> sctemp_avg16        | real                        |
> >> sctemp_avg17        | real                        |
> >> sctemp_avg18        | real                        |
> >> sctemp_avg19        | real                        |
> >> sctemp_avg2         | real                        |
> >> sctemp_avg20        | real                        |
> >> sctemp_avg21        | real                        |
> >> sctemp_avg22        | real                        |
> >> sctemp_avg23        | real                        |
> >> sctemp_avg24        | real                        |
> >> sctemp_avg3         | real                        |
> >> sctemp_avg4         | real                        |
> >> sctemp_avg5         | real                        |
> >> sctemp_avg6         | real                        |
> >> sctemp_avg7         | real                        |
> >> sctemp_avg8         | real                        |
> >> sctemp_avg9         | real                        |
> >> sdm_out_avg1        | real                        |
> >> sdm_out_avg2        | real                        |
> >> sdm_out_avg3        | real                        |
> >> sdm_out_avg4        | real                        |
> >> stemp_avg1          | real                        |
> >> stemp_avg10         | real                        |
> >> stemp_avg11         | real                        |
> >> stemp_avg12         | real                        |
> >> stemp_avg13         | real                        |
> >> stemp_avg14         | real                        |
> >> stemp_avg15         | real                        |
> >> stemp_avg16         | real                        |
> >> stemp_avg2          | real                        |
> >> stemp_avg3          | real                        |
> >> stemp_avg4          | real                        |
> >> stemp_avg5          | real                        |
> >> stemp_avg6          | real                        |
> >> stemp_avg7          | real                        |
> >> stemp_avg8          | real                        |
> >> stemp_avg9          | real                        |
> >> tabove_avg1         | real                        |
> >> tabove_avg2         | real                        |
> >> tabove_avg3         | real                        |
> >> tabove_avg4         | real                        |
> >> tabove_avg5         | real                        |
> >> tabove_avg6         | real                        |
> >> tabove_avg7         | real                        |
> >> tabove_avg8         | real                        |
> >> targettemp_adj_avg1 | real                        |
> >> targettemp_adj_avg2 | real                        |
> >> targettemp_adj_avg3 | real                        |
> >> targettemp_adj_avg4 | real                        |
> >> targettemp_avg1     | real                        |
> >> targettemp_avg2     | real                        |
> >> targettemp_avg3     | real                        |
> >> targettemp_avg4     | real                        |
> >> targettemp_avg5     | real                        |
> >> targettemp_avg6     | real                        |
> >> targettemp_avg7     | real                        |
> >> targettemp_avg8     | real                        |
> >> tmv_avg1            | real                        |
> >> tmv_avg2            | real                        |
> >> tmv_avg3            | real                        |
> >> tmv_avg4            | real                        |
> >> tmv_avg5            | real                        |
> >> tmv_avg6            | real                        |
> >> tmv_avg7            | real                        |
> >> tmv_avg8            | real                        |
> >> tsoil_avg1          | real                        |
> >> tsoil_avg2          | real                        |
> >> tsoil_avg3          | real                        |
> >> tsoil_avg4          | real                        |
> >> tsoil_avg5          | real                        |
> >> tsoil_avg6          | real                        |
> >> tsoil_avg7          | real                        |
> >> tsoil_avg8          | real                        |
> >> tsoilr1             | real                        |
> >> tsoilr2             | real                        |
> >> tsoilr3             | real                        |
> >> tsoilr4             | real                        |
> >> tsoilr5             | real                        |
> >> tsoilr6             | real                        |
> >> tsoilr7             | real                        |
> >> tsoilr8             | real                        |
> >> vp_avg              | real                        |
> >> winddir_d1_wvt      | real                        |
> >> ws_ms_avg           | real                        |
> >> wtcref_avg          | real                        |
> >> Indexes:
> >>    "fifteen_min_pkey" PRIMARY KEY, btree (rowid)
> >>    "fifteen_min_lower_idx" btree (lower(block_name::text))
> >>
> >> b4warmed3=# SELECT COUNT(*) FROM fifteen_min;  count
> >> ---------
> >> 1798711
> >> (1 row)
> >>
> >>
> >> b4warmed3=# \d fifteen_min_stacked_propper
> >>        View "public.fifteen_min_stacked_propper"
> >>     Column     |            Type             | Modifiers
> >> ----------------+-----------------------------+-----------
> >> rowid          | character varying(48)       |
> >> time2          | timestamp without time zone |
> >> block_name     | character varying(8)        |
> >> table_name     | character varying(10)       |
> >> batt_volt      | real                        |
> >> flag1          | integer                     |
> >> flag2          | integer                     |
> >> flag3          | integer                     |
> >> airtc_avg      | real                        |
> >> airtemp_avg    | real                        |
> >> airtemp_max    | real                        |
> >> airtemp_min    | real                        |
> >> all_avgt       | real                        |
> >> am25tref1      | real                        |
> >> ptemp_avg      | real                        |
> >> rh             | real                        |
> >> s_all_avgt_avg | real                        |
> >> vp_avg         | real                        |
> >> winddir_d1_wvt | real                        |
> >> ws_ms_avg      | real                        |
> >> variable       | text                        |
> >> value          | real                        |
> >>
> >> b4warmed3=# SELECT COUNT(*) FROM fifteen_min_stacked_propper;
> >>   count
> >> -----------
> >> 428093218
> >> (1 row)



-- 
Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx)
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgsql-general



[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [Postgresql Jobs]     [Postgresql Admin]     [Postgresql Performance]     [Linux Clusters]     [PHP Home]     [PHP on Windows]     [Kernel Newbies]     [PHP Classes]     [PHP Books]     [PHP Databases]     [Postgresql & PHP]     [Yosemite]
  Powered by Linux