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PHP?? MySQL ??? CSV? ??: ???? ??
? ??? ??? MySQL ???? MySQL ?? ??? PHP?? ????? CSV? ????? ??? ?? ????

MySQL ?? ??? PHP?? ????? CSV? ????? ??? ?? ????

Dec 23, 2024 am 06:23 AM

How Can I Efficiently Convert MySQL Query Results to CSV in PHP?

PHP?? MySQL ??? CSV? ??: ???? ??

MySQL ?? ??? CSV ???? ???? ?? ??? ???? ???? ?????. PHP?? ?? ???? ?? ? ?? ???? ?? ??? ????.

?? 1: SELECT * INTO OUTFILE ??

? ??? MySQL? ??? SELECT * INTO OUTFILE ??? ?????. . ?? ??? CSV ??? ?? ? ? ????.

SELECT * INTO OUTFILE "c:/mydata.csv"
FIELDS TERMINATED BY ',' OPTIONALLY ENCLOSED BY '"'
LINES TERMINATED BY "\n"
FROM my_table;

?? 2: ?? ?? ??

? ?? ???? ?? ??? ??? ???? CSV ???? ???? ?????.

$select = "SELECT * FROM table_name";

$export = mysql_query ( $select ) or die ( "Sql error : " . mysql_error( ) );

$fields = mysql_num_fields ( $export );

for ( $i = 0; $i < $fields; $i++ )
{
    $header .= mysql_field_name( $export , $i ) . "\t";
}

while( $row = mysql_fetch_row( $export ) )
{
    $line = '';
    foreach( $row as $value )
    {                                            
        if ( ( !isset( $value ) ) || ( $value == "" ) )
        {
            $value = "\t";
        }
        else
        {
            $value = str_replace( '"' , '""' , $value );
            $value = '"' . $value . '"' . "\t";
        }
        $line .= $value;
    }
    $data .= trim( $line ) . "\n";
}

? ?? ?? MySQL ?? ??? CSV ???? ????? ?????. PHP? ???? ???? ???? ???? ??? ? ????.

? ??? MySQL ?? ??? PHP?? ????? CSV? ????? ??? ?? ????? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!

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