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93_DbLog.pm: MySQL: neue Definition eines Indices auf history zur schnelleren

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Generierung von Plots, SQL darauf angepasst


git-svn-id: https://svn.fhem.de/fhem/trunk@2614 2b470e98-0d58-463d-a4d8-8e2adae1ed80
This commit is contained in:
tobiasfaust 2013-01-31 04:03:12 +00:00
parent a53babcb84
commit 618987d581
3 changed files with 168 additions and 165 deletions
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9
fhem/FHEM/93_DbLog.pm
View File

@ -556,6 +556,8 @@ DbLog_Get($@)
FROM history
WHERE 1=1
AND $sqlspec{reading_clause} = ('".$readings[$i]->[0]."|".$readings[$i]->[1]."')
AND DEVICE = '".$readings[$i]->[0]."'
AND READING = '".$readings[$i]->[1]."'
AND TIMESTAMP > $sqlspec{from_timestamp}
AND TIMESTAMP < $sqlspec{to_timestamp}
ORDER BY TIMESTAMP";
@ -582,7 +584,7 @@ DbLog_Get($@)
my $val = $sql_value;
eval("$readings[$i]->[4]");
$sql_value = $val;
if($@) {Log 3, "DbLog: Fehler in der übergebenen Funktion: <".$readings[$i]->[4].">, Fehler: $@";}
if($@) {Log 3, "DbLog: Error in inline function: <".$readings[$i]->[4].">, Fehler: $@";}
$out_tstamp = $sql_timestamp;
$writeout=1;
}
@ -595,7 +597,7 @@ DbLog_Get($@)
$writeout=1;
} elsif ($readings[$i]->[3] && $readings[$i]->[3] =~ m/^int(\d+).*/o) {
#?bernehme den Dezimalwert mit den angegebenen Stellen an Nachkommastellen
#Übernehme den Dezimalwert mit den angegebenen Stellen an Nachkommastellen
$out_value = $1 if($sql_value =~ m/^([-\.\d]+).*/o);
$out_tstamp = $sql_timestamp;
$writeout=1;
@ -869,8 +871,8 @@ DbLog_Get($@)
<a name="DbLogattr"></a>
<b>Attributes</b> <ul>N/A</ul><br>
</ul>
=end html
=end html
=begin html_DE
<a name="DbLog"></a>
@ -1032,6 +1034,7 @@ DbLog_Get($@)
<a name="DbLogattr"></a>
<b>Attributes</b> <ul>N/A</ul><br>
</ul>
=end html_DE
=cut

2
fhem/contrib/dblog/db_create_mysql.sql
View File

@ -3,5 +3,5 @@ CREATE USER 'fhemuser'@'%' IDENTIFIED BY 'fhempassword';
CREATE TABLE history (TIMESTAMP TIMESTAMP, DEVICE varchar(32), TYPE varchar(32), EVENT varchar(64), READING varchar(32), VALUE varchar(32), UNIT varchar(32));
CREATE TABLE current (TIMESTAMP TIMESTAMP, DEVICE varchar(32), TYPE varchar(32), EVENT varchar(64), READING varchar(32), VALUE varchar(32), UNIT varchar(32));
GRANT SELECT, INSERT, DELETE ON `fhem` .* TO 'fhemuser'@'%';
CREATE INDEX Search_Idx ON history (DEVICE, READING, TIMESTAMP);

4
fhem/contrib/dblog/db_create_postgresql.sql
View File

@ -3,7 +3,7 @@
--
SET statement_timeout = 0;
SET client_encoding = 'SQL_ASCII';
SET client_encoding = 'UTF8';
SET standard_conforming_strings = off;
SET check_function_bodies = false;
SET client_min_messages = warning;
@ -69,7 +69,7 @@ ALTER TABLE fhem.history OWNER TO fhem;
-- Name: reading; Type: INDEX; Schema: fhem; Owner: fhem; Tablespace:
--
CREATE INDEX reading ON history USING btree (((((device)::text || '|'::text) || (reading)::text)), "timestamp");
CREATE INDEX search_Idx ON history USING btree (((((device)::text || '|'::text) || (reading)::text)), "timestamp");
--