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database:database [2010/05/12 18:15] – nchiap | database:database [2012/05/29 20:13] (current) – [How to find the tag corresponding to a dataset] decianm | ||
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===== How to access the database in the options file ===== | ===== How to access the database in the options file ===== | ||
Do | Do | ||
- | < | + | < |
from Configurables import CondDB, CondDBAccessSvc | from Configurables import CondDB, CondDBAccessSvc | ||
CondDB(UseOracle = False) | CondDB(UseOracle = False) | ||
Line 22: | Line 22: | ||
CondDB().addLayer(CondDBAccessSvc(" | CondDB().addLayer(CondDBAccessSvc(" | ||
</ | </ | ||
+ | |||
+ | ===== How to use the latest tag ===== | ||
+ | Do | ||
+ | <code python> | ||
+ | CondDB().UseLatestTags = [" | ||
+ | </ | ||
+ | if you want to use the latest tag for 2011 data. | ||
+ | For **real data** it should always be safe to use the latest tag (this is **not** the case for MC) | ||
+ | |||
+ | ===== How to find the tag corresponding to a dataset ===== | ||
+ | In the bookkeeping-browser: | ||
+ | |||
+ | ===== Where to find the description of the official tags ===== | ||
+ | Here: http:// |