exec("/csvexport.sh $table");

#!/bin/bash
table=$1

mysql --database=db --user=user --password=pass -B -e "SELECT field1, field2, IF(field3 = '0000-00-00','0001-01-01',field3) AS field3 FROM mytable;" | sed "s/'/'/;s/t/","/g;s/^/"/;s/$/"/;s/n//g" > /home/backups/$table.csv

$query = "SELECT field1, field2, IF(field3 = '0000-00-00','0001-01-01',field3) AS field3 FROM mytable;";
exec("/csvexport.sh $query $table");

#!/bin/bash
query=$1
table=$2

mysql --database=db --user=user --password=pass -B -e "$query" | sed "s/'/'/;s/t/","/g;s/^/"/;s/$/"/;s/n//g" > /home/backups/$table.csv

sh: -c: line 0: syntax error near unexpected token `('