Category: АГЕНЦИЯ ПО СОРТОИЗПИТВАНЕ

(MYSQLI_REPORT_ERROR | MYSQLI_REPORT_STRICT); $mysqli = new mysqli("localhost", "my_user", "my_password", "world"); $mysqli->query("SELECT 1/0, CAST('NULL' AS UNSIGNED)"); if ($mysqli->warning_count > 0) { $warning = $mysqli->get_warnings(); if ($warning !== false) { do {…

(PHP 5 >= 5.3.0, PHP 7, PHP 8)mysqli::get_connection_stats -- mysqli_get_connection_stats — Returns statistics about the client connection Description Object-oriented style public function mysqli::get_connection_stats(): array Procedural style function mysqli_get_connection_stats(mysqli $mysql): array…

Improved version of using polling to check for slow query, "KILL #ID" does not work if id of the myqsli link is the same as the one that kills it,…

$db = mysqli_init();$db->real_connect("localhost","root","","test");var_dump($db->get_charset());?> $db = mysqli_init();mysqli_real_connect($db, "localhost","root","","test");var_dump(mysqli_get_charset($db));?> The above examples will output: object(stdClass)#2 (7) { => string(6) "latin1" => string(17) "latin1_swedish_ci" => string(0) "" => int(1) => int(1) => int(8)…

(PHP 5, PHP 7, PHP 8)mysqli::multi_query -- mysqli_multi_query — Performs one or more queries on the database Description Object-oriented style Queries are sent asynchronously in a single call to the…

When you have alot of transactions to make, say you are applying inserting items to the database from a loop, it will be better to use the mysqli_commit for this…

(PHP 5, PHP 7, PHP 8)mysqli::change_user -- mysqli_change_user — Changes the user of the database connection Description Object-oriented style In comparison to mysqli::connect(), this method will not disconnect the current…

MySQL 5.6 introduces READ ONLY mode which applies optimizations to your transactions that can only be applied when it knows in advance that no table modifications will be made and…

Just to be clear, autocommit not only turns on/off transactions, but will also 'commit' any waiting queries.mysqli_autocommit($link, FALSE); -some query 1;-some query 2;mysqli_commit($link); -some query 3;-some query 4;mysqli_autocommit($link, TRUE); ?>All…

Here are the information about debug options on mysqli_debug()O,o:MYSQLND_DEBUG_FLUSHA,a:MYSQLND_DEBUG_APPENDF:MYSQLND_DEBUG_DUMP_FILEL:MYSQLND_DEBUG_DUMP_LINEm:MYSQLND_DEBUG_TRACE_MEMORY_CALLSn:MYSQLND_DEBUG_DUMP_LEVELo:output to fileT:MYSQLND_DEBUG_DUMP_TIMEt:MYSQLND_DEBUG_DUMP_TRACEx:MYSQLND_DEBUG_PROFILE_CALLSf:? still investigatingFor example, mysqli_debug("T:n:t:m:x:F:L:o,/tmp/client.trace");mysqlnd will write Time, Level, trace, memory calls, profile calls, File, Line to client.trace file.22:35:42.704501 ../mysqlnd_connection.c:…