The realization method of MySQL synchronization

<?php
/**
* Output a table in a database into a CSV file
*
* @param string MySQL database host
* @param string database name
* @param the table name in the string database
* @param the connection user name of the string database
* @param the connection password for the string database
* @param the table name of the string database
* @param the string database
* @param string Error page
* @param String SQL statement
*
* @return Text returns the content in CSV format
*
* @access Public
*/
function Pma_exportdata (host,db,user,pass,filename,table, CRLF, Error_url, Sql_query) {
what= "CSV";
Csv_terminated= "";
Csv_separator= ",";
Csv_enclosed= "";
Csv_escaped= "";
Mysql_connect (host, User,pass) or Die ("Cannot connect to the database, the error code is as follows:". Mysql_error ());
mysql_select_db (DB);
result = mysql_query (sql_query);
fields_cnt = Mysql_num_fields (result);
Cc= "";
fp = fopen (filename, ' w ');
Format data
while (row = mysql_fetch_row (result)) {
Schema_insert = ';
for (j = 0; J < fields_cnt; J + +) {
if (!isset (row[j)) | | | is_null (ROW[J])) {
Schema_insert. = "NULL"; What to replace null values with
} elseif (Row[j] = = ' 0 ' | | | row[j]!= ') {
Loic1: Include field values in quotation marks
if (csv_enclosed = = "") {
Schema_insert. = Row[j];
} else {
Schema_insert. = csv_enclosed
. Str_replace (csv_enclosed, csv_escaped. csv_enclosed, Row[j])
. csv_enclosed;
}
} else {
Schema_insert. = ';
}
if (J < fields_cnt-1) {
Schema_insert. = Csv_separator;
}
}//End for
Fwrite (Fp,schema_insert. csv_terminated);
Cc.=schema_insert. csv_terminated;
}//End While
Mysql_free_result (result);
Fclose (FP);
return cc;
}
?>

<?php
/**
* Import data from an uploaded file into a table
*
* @param string MySQL database host
* @param string database name
* @param the table name in the string database
* @param the connection user name of the string database
* @param the connection password for the string database
* @param the table name of the string database
*
* @return BOOL executed successfully
*
* @access Public
*/
function Uploadfileofcsv (host,db,user,pass,table,content) {
Mysql_connect (host, User,pass) or Die ("Cannot connect to the database, the error code is as follows:". Mysql_error ());
mysql_select_db (DB);
result = mysql_query ("Select * from table");
fields_cnt = Mysql_num_fields (result);
Test2=array (Array ());
rownum=0;
Log ("Extracted data as follows:<br>". Content);
FD1 = fopen ("C:test.csv", ' a ');
Fwrite (fd1,content);
Fclose (FD1);
fp = fopen ("C:test.csv", "R");
while (buffer = fgets (fp,4096))
{
i++;
Tmp_arr = Explode (",", buffer);
if (Trim (tmp_arr[0]) = = "") {
echo "<script language= ' JavaScript ' >";
echo "Alert" (' first ". The ID of the row is empty, please check! ');";
echo "Location.href=document.referrer;";
echo "</script>";
Exit
}
query = "INSERT into db.table";
Query. = "VALUES (";
for (q=0;q<fields_cnt;q++) {
if (q==fields_cnt-1) {
TMP=TMP_ARR[Q];
query.= "' tmp ');";
}else{
TMP=TMP_ARR[Q];
query.= "' tmp ',";
}
}//end for (q=0;
log2 (query);
mysql_query (query);
}
Fclose (FP);
return "OK";
Unlink ("C:test.csv");
}
function log2 (event = null) {
Global DB;
Global login;
if (log_enabled) {
now = Date ("y-m-d h:i:s");
FD = fopen ("c:log.html", ' a ');
Log = Now. " ". _server[" REMOTE_ADDR "]."-Event <br> ";
Fwrite (Fd,log);
Fclose (FD);
}
}
?>

<?php
Require_once ("csv.php");
host= "localhost";
db= "Project";
User= "Root";
Pass= "";
Export tb_contact table data to CSV file
filename = ' file4.csv ';
Cc=pma_exportdata (host,db,user,pass, filename, "TB_PROJECT_DVP", "", "test.php", "SELECT * from TB_PROJECT_DVP");
handle = fopen (filename, "RB");
Contents = fread (handle, filesize (filename));
Fclose (handle);
?>
<form id= "Form1" Name= "Form1" method= "post" action= "http://U.S. website address/test2.php" >
<p>
<textarea name= "textarea" cols= 180 "rows=" ><?php Echo cc?></textarea>
<input type= "hidden" name= "Action" value= "1"/>
</p>
<p>
<input type= "Submit" name= "Submission" value= "submitted" >
</p>
</form>