void Retsu::Column::create() {
tchdbtune(database, -1, -1, -1, HDBTLARGE | HDBTDEFLATE);
if(open(HDBOWRITER | HDBOCREAT)) {
this->close();
} else {
throw StorageError("Could not create column at " + path());
}
}
static mrb_value
hdb_tune(mrb_state *mrb, mrb_value self)
{
hdb_context *context = DATA_PTR(self);
bool result;
mrb_int bnum, apow, fpow , opts;
mrb_get_args(mrb, "iiii", &bnum, &apow, &fpow, &opts);
result = tchdbtune(context->hdb, bnum, apow, fpow, opts);
return mrb_bool_value(result);
}
/* perform write command */
int dowrite(char *name, int rnum){
TCHDB *hdb;
int i, err, len;
char buf[RECBUFSIZ];
if(showprgr) printf("<Writing Test of Hash>\n name=%s rnum=%d\n\n", name, rnum);
/* open a database */
hdb = tchdbnew();
tchdbtune(hdb, rnum * 3, 0, 0, 0);
tchdbsetxmsiz(hdb, rnum * 48);
if(!tchdbopen(hdb, name, HDBOWRITER | HDBOCREAT | HDBOTRUNC)){
fprintf(stderr, "tchdbopen failed\n");
tchdbdel(hdb);
return 1;
}
err = FALSE;
/* loop for each record */
for(i = 1; i <= rnum; i++){
/* store a record */
len = sprintf(buf, "%08d", i);
if(!tchdbputasync(hdb, buf, len, buf, len)){
fprintf(stderr, "tchdbputasync failed\n");
err = TRUE;
break;
}
/* print progression */
if(showprgr && rnum > 250 && i % (rnum / 250) == 0){
putchar('.');
fflush(stdout);
if(i == rnum || i % (rnum / 10) == 0){
printf(" (%08d)\n", i);
fflush(stdout);
}
}
}
/* close the database */
if(!tchdbclose(hdb)){
fprintf(stderr, "tchdbclose failed\n");
tchdbdel(hdb);
return 1;
}
tchdbdel(hdb);
if(showprgr && !err) printf("ok\n\n");
return err ? 1 : 0;
}
/* perform create command */
static int proccreate(const char *path, int bnum, int apow, int fpow, int opts){
TCHDB *hdb = tchdbnew();
if(g_dbgfd >= 0) tchdbsetdbgfd(hdb, g_dbgfd);
if(!tchdbtune(hdb, bnum, apow, fpow, opts)){
printerr(hdb);
tchdbdel(hdb);
return 1;
}
if(!tchdbopen(hdb, path, HDBOWRITER | HDBOCREAT | HDBOTRUNC)){
printerr(hdb);
tchdbdel(hdb);
return 1;
}
bool err = false;
if(!tchdbclose(hdb)){
printerr(hdb);
err = true;
}
tchdbdel(hdb);
return err ? 1 : 0;
}
bool open_cabinet_db(int64_t bnum, bool optimize) {
int ecode;
if (optimize) fprintf(stdout, "Opening database optimized for %d items\n", bnum);
/* tune up the db*/
if (optimize && !tchdbtune(hdb, bnum, -1, -1, HDBTLARGE)) {
ecode = tchdbecode(hdb);
fprintf(stdout, "Failed to tune up database, error: %s\n", tchdberrmsg(ecode));
return false;
}
/* open the database */
if (!tchdbopen(hdb, tcxstrptr(db_file), HDBOWRITER | HDBOCREAT)) {
ecode = tchdbecode(hdb);
fprintf(stdout, "Failed to open database, error: %s\n", tchdberrmsg(ecode));
return false;
}
return true;
}
/* perform create command */
static int proccreate(const char *path, int bnum, int apow, int fpow, int opts) {
TCHDB *hdb = tchdbnew();
if (!INVALIDHANDLE(g_dbgfd)) tchdbsetdbgfd(hdb, g_dbgfd);
if (!tchdbsetcodecfunc(hdb, _tc_recencode, NULL, _tc_recdecode, NULL)) printerr(hdb);
if (!tchdbtune(hdb, bnum, apow, fpow, opts)) {
printerr(hdb);
tchdbdel(hdb);
return 1;
}
if (!tchdbopen(hdb, path, HDBOWRITER | HDBOCREAT | HDBOTRUNC)) {
printerr(hdb);
tchdbdel(hdb);
return 1;
}
bool err = false;
if (!tchdbclose(hdb)) {
printerr(hdb);
err = true;
}
tchdbdel(hdb);
return err ? 1 : 0;
}
bool db_obj_local::dbtune(int64_t bnum, int8_t apow, int8_t fpow, uint8_t opts)
{
return tchdbtune(_hdb,bnum,apow,fpow,opts);
}
/* tune */
JNIEXPORT jboolean JNICALL Java_tokyocabinet_HDB_tune
(JNIEnv *env, jobject self, jlong bnum, jint apow, jint fpow, jint opts){
TCHDB *hdb = (TCHDB *)(intptr_t)(*env)->GetLongField(env, self, hdb_fid_ptr);
return tchdbtune(hdb, bnum, apow, fpow, opts);
}
