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improve handling of incomplete files in rhizome database (clean

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all out on start up, but only clean out specific ones when inserting).
This commit is contained in:
gardners 2012-12-03 12:20:50 +10:30
parent 7ec695c940
commit 3e7e29f5f5
1 changed files with 2 additions and 1 deletions
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3
rhizome_database.c
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@ -224,6 +224,7 @@ int rhizome_opendb()
sqlite_exec_void_loglevel(LOG_LEVEL_WARN, "DELETE FROM FILES WHERE NOT EXISTS( SELECT 1 FROM MANIFESTS WHERE MANIFESTS.filehash = FILES.id);");
sqlite_exec_void_loglevel(LOG_LEVEL_WARN, "DELETE FROM MANIFESTS WHERE filehash != '' AND NOT EXISTS( SELECT 1 FROM FILES WHERE MANIFESTS.filehash = FILES.id);");
RETURN(0);
sqlite_exec_void("DELETE FROM FILES WHERE datavalid=0;");
}
int rhizome_close_db()
@ -1019,7 +1020,7 @@ int rhizome_store_file(rhizome_manifest *m,const unsigned char *key)
/* Okay, so there are no records that match, but we should delete any half-baked record (with datavalid=0) so that the insert below doesn't fail.
Don't worry about the return result, since it might not delete any records. */
sqlite_exec_void("DELETE FROM FILES WHERE datavalid=0;");
sqlite_exec_void("DELETE FROM FILES WHERE in='%s' AND datavalid=0;",hash);
/* INSERT INTO FILES(id as text, data blob, length integer, highestpriority integer).
BUT, we have to do this incrementally so that we can handle blobs larger than available memory.