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Static dumps of chessdb.cn (cdb)
This is a collection of static dumps of chessdb.cn, the largest online database of chess positions and openings. The dumps can be probed with the help of cdbdirect.
Statistics
| 20240814 | 20241114 | 20250608 | 20251115 | 20260702 | |
|---|---|---|---|---|---|
| Positions | 44262943988 | 46456113101 | 48454315961 | 53035759834 | 63996865341 |
| Scored moves | 88251700855 | 92617595285 | 96605581079 | 128743456819 | 151652263234 |
| Size | 821GB | 808GB | 846GB | 997GB | 1.2TB |
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