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Addresses #123

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DB->del deletes silently anything out of date.
If DB->del deletes everything silently (doesn't find anything that was not out of date), it returns DB_NOTFOUND

git-svn-id: file:///svn/tokudb@973 c7de825b-a66e-492c-adef-691d508d4ae1
This commit is contained in:
Yoni Fogel 2007-12-06 18:40:16 +00:00
parent 9a7cf6a1e9
commit 215d94f8fa
1 changed files with 5 additions and 3 deletions
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8
src/ydb.c
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@ -811,6 +811,7 @@ static int toku_db_del(DB * db, DB_TXN * txn, DBT * key, u_int32_t flags) {
if ((brtflags & TOKU_DB_DUPSORT) || (brtflags & TOKU_DB_DUP)) {
int r2;
DBC *dbc;
BOOL found = FALSE;
/* If we are deleting all copies from a secondary with duplicates,
* We have to make certain we cascade all the deletes. */
@ -823,11 +824,12 @@ static int toku_db_del(DB * db, DB_TXN * txn, DBT * key, u_int32_t flags) {
while (r==0) {
r = dbc->c_del(dbc, 0);
if (r!=0) goto cleanup;
if (r==0) found = TRUE;
if (r!=0 && r!=DB_KEYEMPTY) goto cleanup;
r = toku_c_get_noassociate(dbc, key, &data, DB_NEXT_DUP);
if (r == DB_NOTFOUND) {
//Already deleted at least one. Quit out.
r = 0;
//If we deleted at least one we're happy. Quit out.
if (found) r = 0;
goto cleanup;
}
}