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state writing branch {
bid INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT,
fid INTEGER NOT NULL REFERENCES file, -- File the item belongs to
lod INTEGER REFERENCES symbol, -- Line of development (NULL => Trunk)
sid INTEGER NOT NULL REFERENCES symbol, -- Symbol capturing the branch
root INTEGER NOT NULL REFERENCES revision, -- Revision the branch sprouts from
root INTEGER REFERENCES revision, -- Revision the branch sprouts from
first INTEGER REFERENCES revision, -- First revision committed to the branch
bra TEXT NOT NULL, -- branch number
pos INTEGER NOT NULL -- creation order in root.
-- A branch can exist without root. It happens when the
-- only revision on trunk is the unnecessary dead one the
-- branch was sprouted from and it has commits. The branch
-- will exist to be the LOD of its revisions, nothing to
-- sprout from, the dead revision was removed, hence no
-- root.
}
# Project level ...
# pLineOfDevelopment, pSymbol, pBranch, pTag, pTrunk
#
# pTrunk <- pLineOfDevelopment
# pBranch <- pSymbol, pLineOfDevelopment
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