Add migrator tool#358

Open

caco3 wants to merge 36 commits intozevv:v1.5.0-rc2from

caco3:add-migrator-tool

Commits on Apr 3, 2026

adds DB documentation and an initial migrator
CaCO3
committed
add tool to build DUC for any of the available backends.
CaCO3
committed
added script to test indexing with the different backends
CaCO3
committed
added readme
CaCO3
committed
fix migrator build errors: kccurfirst→kccurjump, mdb_open macro conflict, comment warning
CaCO3
committed
migrator: open tkrzw with RECORD_COMP_ZSTD to match duc's default compression
CaCO3
committed
added migration testscript
CaCO3
committed
added readme
CaCO3
committed
migrator: fix tkrzw offset_width mismatch and kyotocabinet double-free in iterator
CaCO3
committed
renamed file
CaCO3
committed
updated script
CaCO3
committed
migrator: fix sqlite3 key binding — use bind_text to match duc's db-sqlite3.c
CaCO3
committed
.
CaCO3
committed
updated timeout
CaCO3
committed
tkrzw: cap num_buckets=131072 to avoid 100M-bucket default (476 MB sparse file)
CaCO3
committed
revert: db-tkrzw.c num_buckets change — do not touch duc core
CaCO3
committed
update test script
CaCO3
committed
migrator: add progress output — scan/copy status lines with flush
CaCO3
committed
.
CaCO3
committed
migrator: add count() per backend; replace verbose output with ASCII progress bar
CaCO3
committed
migrator: warn (not error) if fix-crashes-on-indexing not in ancestry; raise TIMEOUT to 300s
CaCO3
committed
migrator: remove branch ancestry check from Makefile
CaCO3
committed
fix migrator
CaCO3
committed
show warning
CaCO3
committed
.
CaCO3
committed
revert: restore all duc source files to master state — add-migrator-tool must not touch duc core
CaCO3
committed
added copyright to scripts
CaCO3
committed
update readme
CaCO3
committed
docs: move db-formats.md to repo root; update references in migrator/README.md and root README.md
CaCO3
committed
docs: rename db-formats.md to DB-FORMATS.md; update all references
CaCO3
committed
docs: remove DB-FORMATS.md reference from root README
CaCO3
committed
.
CaCO3
committed
update doc
CaCO3
committed
update doc
CaCO3
committed
update doc
CaCO3
committed

Commits on Apr 4, 2026

revert: restore duc core files to v1.5.0-rc2 state — add-migrator-tool must not touch duc core
CaCO3
committed