Programming Reference/Librarys
Question & Answer
Q&A is closed
MYSQL_FIELD *mysql_fetch_fields(MYSQL_RES *result)
mysql_fetch_fields provides an array of information about the fields in a amount of result
#include <stdio.h> /* including standard library */ #include <mysql/mysql.h> MYSQL *my; MYSQL_RES *result; MYSQL_FIELD *fields; int main( void ) { char host[20]; char user[20]; char pass[20]; my = mysql_init(NULL); sprintf(host,"localhost"); sprintf(user,"username"); sprintf(pass,"password"); if (my == NULL ) { printf("Cant initalisize MySQL\n"); return 1; } if( mysql_real_connect (my,host,user,pass,NULL,0,NULL,0) == NULL) { printf("Error cant login\n"); } else { printf("Login correct\n"); } mysql_select_db(my, "test"); mysql_query(my, "SELECT * FROM collection LIMIT 1;"); result = mysql_store_result( my ); fields = mysql_fetch_fields(result); printf("name %s \t\t", fields->name); printf("name_length: %i\n", fields->name_length); /* printf("fields->org_name %s\n", fields->org_name); printf("fields->org_name_length %i\n", fields->org_name_length); printf("fields->table %s\n", fields->table); printf("fields->table_length %i\n", fields->table_length); printf("fields->org_table %s\n", fields->org_table); printf("fields->org_table_length %i\n", fields->org_table_length); printf("fields->db %s\n", fields->db); printf("fields->db_length %i\n", fields->db_length); printf("fields->catalog %s\n", fields->catalog); printf("fields->catalog_length %i\n", fields->catalog_length); printf("fields->def %s\n", fields->def); printf("fields->def_length %i\n", fields->def_length); printf("fields->length %li\n", fields->length); // unsigned long printf("fields->max_length %li\n", fields->max_length); // unsigned long printf("fields->flags %u\n", fields->flags); // unsigned long */ mysql_close(my); return 0; }
Login correct name id name_lenght: 2