Created
June 12, 2018 19:30
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PHP mysqli example
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| <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" | |
| "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> | |
| <html xmlns="http://www.w3.org/1999/xhtml"> | |
| <head> | |
| <title>Creating HR Database and Interviews Table</title> | |
| <meta http-equiv="content-type" content="text/html; charset=iso-8859-1" /> | |
| </head> | |
| <body> | |
| <?php | |
| $DBHost = "localhost"; | |
| $DBUser = "gswallow"; | |
| $DBPass = "gswallow"; | |
| $DBName = "gswallow_human_resources"; | |
| $TableName = "interviews"; | |
| $TableDef = <<<EOD | |
| InterviewID SMALLINT NOT NULL AUTO_INCREMENT PRIMARY KEY, | |
| interviewer VARCHAR(40), | |
| position VARCHAR(90), | |
| interview_date DATE, | |
| candidate VARCHAR(40), | |
| communication LONGTEXT, | |
| appearance LONGTEXT, | |
| computer_skills LONGTEXT, | |
| business_knowledge LONGTEXT, | |
| comments LONGTEXT | |
| EOD; | |
| $conn = new mysqli($DBHost, $DBUser, $DBPass); | |
| echo "Connecting to MySQL<p>"; | |
| if ($conn->connect_errno) { | |
| echo "Couldn't connect!<p>"; | |
| echo "Error: " . $conn->connect_error . "\n"; | |
| } else { | |
| if ($conn->select_db($DBName) === FALSE) { | |
| echo "Creating database \"$DBName\"<p>"; | |
| $sql = "CREATE DATABASE $DBName"; | |
| if ($conn->query($sql) === FALSE) { | |
| echo "Couldn't create database \"$DBName\"<p>"; | |
| $conn->close(); | |
| exit; | |
| } else { | |
| echo "Created database \"$DBName\"<p>"; | |
| $conn->select_db($DBName); | |
| } | |
| } | |
| echo "Selected database \"$DBName\"<p>"; | |
| $sql = "SELECT * FROM information_schema.tables WHERE TABLE_SCHEMA=\"$DBName\" AND TABLE_NAME=\"$TableName\""; | |
| $result = $conn->query($sql); | |
| if ($result->num_rows === 0) { | |
| echo "Creating table \"$TableName\"<p>"; | |
| $sql = "CREATE TABLE $TableName ($TableDef)"; | |
| if($conn->query($sql) === FALSE) { | |
| echo "Could not create table \"$TableName\"<p>"; | |
| echo $conn->error . "<p>"; | |
| } else { | |
| echo "Created table \"$TableName\"<p>"; | |
| } | |
| } else { | |
| echo "Table \"$TableName\" already exists.<p>"; | |
| } | |
| } | |
| ?> | |
| </body> | |
| </html> |
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