/* NOTE: The creation of a secondary index is the following two commands
0.) optional: CREATE TABLE namespace (pk U160, __dummy TEXT)
1.) ALTER TABLE namespace ADD COLUMN binname columntype
2.) CREATE [UNIQUE] INDEX indexname ON namespace (binname)
*/
int
ai_btree_create(as_sindex_metadata *imd, int simatch, int *bimatch, int nprts)
{
char *iname = NULL, *cname = NULL, *tname = NULL;
int ret = AS_SINDEX_ERR, rv;
if (1 != imd->num_bins) {
cf_warning(AS_SINDEX, "Multi-bin indexes not supported");
return ret;
}
if (!(tname = create_tname_from_imd(imd))) {
return AS_SINDEX_ERR_NO_MEMORY;
}
if (!(cname = create_cname_from_imd(imd))) {
return AS_SINDEX_ERR_NO_MEMORY;
}
AI_GWLOCK();
int tmatch = find_table(tname);
if (tmatch == -1) {
if (0 > (rv = ai_create_table(tname))) {
cf_warning(AS_SINDEX, "Create table %s failed (rv %d)", tname, rv);
goto END;
}
tmatch = find_table(tname);
}
r_tbl_t *rt = &Tbl[tmatch];
// 1.) add entries in Aerospike Index's virtual TABLE
int col_type = imd->btype[0];
icol_t *ic = find_column(tmatch, cname);
if (!ic) { // COLUMN does not exist
if (0 > ai_add_column(tname, cname, col_type)) {
goto END;
}
// Add (cmatch+1) always non-zero
SITRACE(imd->si, META, debug, "Added Mapping [BINNAME=%s: BINID=%d: COLID%d] [IMATCH=%d: SIMATCH=%d: INAME=%s]",
imd->bnames[0], imd->binid[0], rt->col_count, Num_indx - 1, simatch, imd->iname);
}
//NOTE: COMMAND: CREATE PARTITIONED INDEX iname ON tname (cname) NUM = nprts
if (!(iname = get_iname_from_imd(imd))) {
ret = AS_SINDEX_ERR_NO_MEMORY;
goto END;
}
if (0 > (rv = ai_create_index(iname, tname, cname, col_type, nprts))) {
cf_warning(AS_SINDEX, "Create index %s failed (rv %d)", iname, rv);
goto END;
}
*bimatch = match_partial_index_name(iname);
GTRACE(META, debug, "cr8SecIndex: iname: %s bname: %s type: %d ns: %s set: %s tmatch: %d bimatch: %d",
imd->iname, imd->bnames[0], imd->btype[0], imd->ns_name, imd->set, tmatch, *bimatch);
ret = AS_SINDEX_OK;
END:
AI_UNLOCK();
cf_free(tname);
cf_free(cname);
cf_free(iname);
return ret;
}
/* NOTE: The creation of a secondary index is the following two commands
0.) optional: CREATE TABLE namespace (pk U160, __dummy TEXT)
1.) ALTER TABLE namespace ADD COLUMN binname columntype
2.) CREATE [UNIQUE] INDEX indexname ON namespace (binname)
*/
int
ai_btree_create(as_sindex_metadata *imd, int simatch, int *bimatch, int nprts)
{
char *iname = NULL, *cname = NULL, *tname = NULL;
int ret = AS_SINDEX_ERR, rv;
if (!(tname = create_tname_from_imd(imd))) {
return AS_SINDEX_ERR_NO_MEMORY;
}
if (!(cname = create_cname_from_imd(imd))) {
if (tname) {
cf_free(tname);
}
return AS_SINDEX_ERR_NO_MEMORY;
}
AI_GWLOCK();
// TODO : ai_create_table has this check. So this is redundant
// 3 shash_get can be reduced to 1 through ai_get_or_create_table func
int tmatch = find_table(tname);
if (tmatch == -1) {
if (0 > (rv = ai_create_table(tname))) {
cf_warning(AS_SINDEX, "Create table %s failed (rv %d)", tname, rv);
goto END;
}
tmatch = find_table(tname);
}
r_tbl_t *rt = &Tbl[tmatch];
// 1.) add entries in Aerospike Index's virtual TABLE
int col_type = imd->btype;
icol_t *ic = find_column(tmatch, cname);
if (!ic) { // COLUMN does not exist
if (0 > ai_add_column(tname, cname, col_type)) {
goto END;
}
// Add (cmatch+1) always non-zero
cf_debug(AS_SINDEX, "Added Mapping [BINNAME=%s: BINID=%d: COLID%d] [IMATCH=%d: SIMATCH=%d: INAME=%s]",
imd->bname, imd->binid, rt->col_count, Num_indx - 1, simatch, imd->iname);
}
else {
cf_free(ic);
}
//NOTE: COMMAND: CREATE PARTITIONED INDEX iname ON tname (cname) NUM = nprts
if (!(iname = get_iname_from_imd(imd))) {
ret = AS_SINDEX_ERR_NO_MEMORY;
goto END;
}
if (0 > (rv = ai_create_index(iname, tname, cname, col_type, nprts))) {
cf_warning(AS_SINDEX, "Create index %s failed (rv %d)", iname, rv);
goto END;
}
*bimatch = match_partial_index_name(iname);
cf_debug(AS_SINDEX, "cr8SecIndex: iname: %s bname: %s type: %d ns: %s set: %s tmatch: %d bimatch: %d",
imd->iname, imd->bname, imd->btype, imd->ns_name, imd->set, tmatch, *bimatch);
ret = AS_SINDEX_OK;
END:
AI_UNLOCK();
if (tname) {
cf_free(tname);
}
if (cname) {
cf_free(cname);
}
if (iname) {
cf_free(iname);
}
return ret;
}