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Some more changed indexes and improved queries

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This commit is contained in:
Michael 2017-01-14 21:36:34 +00:00
parent 85397f3bb9
commit e16afc0450
3 changed files with 39 additions and 11 deletions
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27
include/dba.php
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@ -141,25 +141,44 @@ class dba {
public function log_index($query) {
$a = get_app();
if (($a->config["system"]["db_log_index"] == "") OR ($a->config["system"]["db_log_index_watch"] == "") OR
(intval($a->config["system"]["db_loglimit_index"]) == 0)) {
if ($a->config["system"]["db_log_index"] == "") {
return;
}
// Don't explain an explain statement
if (strtolower(substr($query, 0, 7)) == "explain") {
return;
}
// Only do the explain on "select", "update" and "delete"
if (!in_array(strtolower(substr($query, 0, 6)), array("select", "update", "delete"))) {
return;
}
$r = $this->q("EXPLAIN ".$query);
if (!dbm::is_result($r)) {
return;
}
$watchlist = explode(',', $a->config["system"]["db_log_index_watch"]);
$blacklist = explode(',', $a->config["system"]["db_log_index_blacklist"]);
foreach ($r AS $row) {
if (in_array($row['key'], $watchlist) AND
($row['rows'] >= intval($a->config["system"]["db_loglimit_index"]))) {
if ((intval($a->config["system"]["db_loglimit_index"]) > 0)) {
$log = (in_array($row['key'], $watchlist) AND
($row['rows'] >= intval($a->config["system"]["db_loglimit_index"])));
} else
$log = false;
if ((intval($a->config["system"]["db_loglimit_index_high"]) > 0) AND ($row['rows'] >= intval($a->config["system"]["db_loglimit_index_high"]))) {
$log = true;
}
if (in_array($row['key'], $blacklist) OR ($row['key'] == "")) {
$log = false;
}
if ($log) {
$backtrace = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS);
@file_put_contents($a->config["system"]["db_log_index"], datetime_convert()."\t".
$row['key']."\t".$row['rows']."\t".