mysql_insert_id

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       mysql_insert_id()

http://php.net/manual/en/function.mysql-insert-id.php

mysql_affected_rows

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       mysql_affected_rows()

http://php.net/manual/en/function.mysql-affected-rows.php

simple mysql trigger examples

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#drop trigger
DROP TRIGGER `TRIGGER_NAME`
 
#auto DateTime, Date, Time
CREATE TRIGGER `TRIGGER_NAME` BEFORE INSERT ON `TABLE_NAME`
 FOR EACH ROW SET NEW.DATEFIELD = NOW()
 
#insert something in another table
CREATE TRIGGER `TRIGGER_NAME` AFTER INSERT ON `TABLE_NAME`
 FOR EACH ROW
  INSERT INTO another_table SET some_field = NEW.fieldfromparenttable, text_field = 'sometext'
 
#if statement
CREATE TRIGGER `TRIGGER_NAME` AFTER INSERT ON `TABLE_NAME`
 FOR EACH ROW BEGIN
  IF NEW.Type = 0 THEN
    INSERT INTO another_table SET ParentType = NEW.Type;
  END IF;
 END

Handy mysql class

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SQL exercises

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http://sql-ex.ru/

simple mysql while

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<?
 $query = mysql_query("SELECT name FROM Table");
 while ($item = mysql_fetch_object($query)) {
    echo $item->name;
    echo "<br>";
 }
?>

utf-8

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<?
  header('Content-Type: text/html; charset=utf-8');
?>

<?
 mysql_select_db("DataBase");
 mysql_query("SET NAMES UTF8");
?>

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