int column_names_printed = 0;
void print_row(int n_values, char** values)
{
int i;
for (i = 0; i < n_values; ++i) {
printf("%10s", values[i]);
}
printf("\n");
}
int print_result(void* data, int n_columns, char** column_values, char** column_names)
{
if (!column_names_printed) {
print_row(n_columns, column_names);
column_names_printed = 1;
}
print_row(n_columns, column_values);
return 0;
}
int sqlite()
{
sqlite3 *db=NULL;
char *errMsg = NULL;
int rc;
rc = sqlite3_open("test.db", &db);
if( rc ){
fprintf(stderr, "Can't open database: %s\n", sqlite3_errmsg(db));
sqlite3_close(db);
exit(1);
}
else printf("open test.db successfully!\n");
rc = sqlite3_exec(db, "BEGIN TRANSACTION;", NULL, NULL, NULL);
rc = sqlite3_exec(db, "CREATE TABLE students(number varchar(10), name varchar(10), \
sex varchar(6), age varchar(2));", NULL, NULL, NULL);
rc = sqlite3_exec(db, "INSERT INTO students VALUES('00001', 'Mary', 'female', '15');\
&
Android SQLite Database本打算封装SQLite的，但是，发现实际上Android已经封装了一层，尤其是数据的增、删、查、改上，更是如此，所以，我后来只封装了一个连接层，负责打开、建立数据库，并返回一个SQLite的实例用来完成增、删、插、改等操作。
//----------- DBHelper -------------
package utility.db;
import ja ......
