ExternalVendorCode/serval-dna
1
0
Fork 0
mirror of https://github.com/servalproject/serval-dna.git synced 2025-01-18 10:46:23 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

some rhizome schema cleanups, including importantly making filesize

Browse Source 
an integer not text column, so that FILESIZE BETWEEN clauses behave
numerically rather than lexographically.  Added an index for good
measure. #9
This commit is contained in:
gardners 2012-10-03 17:54:39 +02:00
parent 661f369296
commit 295f7c68ec
1 changed files with 7 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
rhizome_database.c
View File

@ -148,21 +148,20 @@ int rhizome_opendb()
/* Create tables as required */
sqlite_exec_void_loglevel(loglevel, "PRAGMA auto_vacuum=2;");
if ( sqlite_exec_void("CREATE TABLE IF NOT EXISTS GROUPLIST(id text not null primary key, closed integer,ciphered integer,priority integer);") == -1
|| sqlite_exec_void("CREATE TABLE IF NOT EXISTS MANIFESTS(id text not null primary key, manifest blob, version integer,inserttime integer, bar blob);") == -1
|| sqlite_exec_void("CREATE TABLE IF NOT EXISTS FILES(id text not null primary key, data blob, length integer, highestpriority integer, datavalid integer);") == -1
|| sqlite_exec_void("CREATE TABLE IF NOT EXISTS MANIFESTS(id text not null primary key, manifest blob, version integer,inserttime integer, bar blob, filesize integer, filehash text);") == -1
|| sqlite_exec_void("CREATE TABLE IF NOT EXISTS FILES(id text not null primary key, data blob, length integer, highestpriority integer, datavalid integer, inserttime integer);") == -1
|| sqlite_exec_void("DROP TABLE IF EXISTS FILEMANIFESTS;") == -1
|| sqlite_exec_void("CREATE TABLE IF NOT EXISTS GROUPMEMBERSHIPS(manifestid text not null, groupid text not null);") == -1
|| sqlite_exec_void("CREATE TABLE IF NOT EXISTS VERIFICATIONS(sid text not null, did text, name text, starttime integer, endtime integer, signature blob);") == -1
) {
RETURN(WHY("Failed to create schema"));
}
// No easy way to tell if these columns already exist, should probably create some kind of schema
// version table. Running these a second time will fail.
sqlite_exec_void_loglevel(loglevel, "ALTER TABLE MANIFESTS ADD COLUMN filesize text;");
sqlite_exec_void_loglevel(loglevel, "ALTER TABLE MANIFESTS ADD COLUMN filehash text;");
sqlite_exec_void_loglevel(loglevel, "ALTER TABLE FILES ADD inserttime integer;");
/* Clean out database, but if this fails keep going (database may be read-only). */
/* Create indexes if they don't already exist */
sqlite_exec_void_loglevel(LOG_LEVEL_WARN,"CREATE INDEX IF NOT EXISTS bundlesizeindex ON manifests (filesize);");
sqlite_exec_void_loglevel(LOG_LEVEL_WARN, "CREATE INDEX IF NOT EXISTS IDX_MANIFESTS_HASH ON MANIFESTS(filehash);");
/* Clean out half-finished entries from the database */
sqlite_exec_void_loglevel(LOG_LEVEL_WARN, "DELETE FROM MANIFESTS WHERE filehash IS NULL;");
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);");