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| constexpr VW::version_struct  | EMPTY_VERSION_FILE {0, 0, 0} | 
|   | empty version, default  More...
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| constexpr VW::version_struct  | LAST_COMPATIBLE_VERSION {7, 6, 0} | 
|   | The last version where files are backward compatible.  More...
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| constexpr VW::version_struct  | VERSION_FILE_WITH_CUBIC {6, 1, 3} | 
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| constexpr VW::version_struct  | VERSION_FILE_WITH_RANK_IN_HEADER {7, 8, 0} | 
|   | version since which rank was moved to vw::file_options  More...
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| constexpr VW::version_struct  | VERSION_FILE_WITH_INTERACTIONS {7, 10, 2} | 
|   | first version that saves interactions among pairs and triples  More...
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| constexpr VW::version_struct  | VERSION_FILE_WITH_INTERACTIONS_IN_FO {7, 10, 3} | 
|   | since this ver -q, –cubic and –interactions are stored in vw::file_options  More...
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| constexpr VW::version_struct  | VERSION_FILE_WITH_HEADER_HASH {8, 0, 1} | 
|   | first version with header hash used for validating model content  More...
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| constexpr VW::version_struct  | VERSION_FILE_WITH_HEADER_CHAINED_HASH {8, 0, 2} | 
|   | first version with header's chained hash used for more reliably validating model content  More...
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| constexpr VW::version_struct  | VERSION_FILE_WITH_HEADER_ID {8, 0, 3} | 
|   | first version with user supplied header  More...
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| constexpr VW::version_struct  | VERSION_FILE_WITH_CB_ADF_SAVE {8, 3, 2} | 
|   | first version with user supplied header  More...
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| constexpr VW::version_struct  | VERSION_FILE_WITH_CCB_MULTI_SLOTS_SEEN_FLAG {8, 9, 0} | 
|   | CCB optimization for models with only single slot used introduced in this version,.  More...
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| constexpr VW::version_struct  | VERSION_FILE_WITH_CB_TO_CBADF {8, 11, 0} | 
|   | first version that maps –cb to use cb_adf  More...
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| constexpr VW::version_struct  | VERSION_FILE_WITH_REG_CB_SAVE_RESUME {8, 11, 0} | 
|   | version that ensures accuracy of loaded models in regcb  More...
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| constexpr VW::version_struct  | VERSION_FILE_WITH_SQUARE_CB_SAVE_RESUME {8, 11, 0} | 
|   | version that ensures accuracy of loaded models in squarecb  More...
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| constexpr VW::version_struct  | VERSION_FILE_WITH_FIRST_SAVE_RESUME {8, 11, 0} | 
|   | version that ensures accuracy of loaded models in first  More...
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| constexpr VW::version_struct  | VERSION_SAVE_RESUME_FIX {7, 10, 1} | 
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| constexpr VW::version_struct  | VERSION_PASS_UINT64 {8, 3, 3} | 
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| constexpr VW::version_struct  | VERSION_FILE_WITH_ACTIVE_SEEN_LABELS {9, 0, 0} | 
|   | Added serialized seen min and max labels in the –active reduction.  More...
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| constexpr VW::version_struct  | VERSION_FILE_WITH_ACTIVE_SEEN_LABELS_REVERTED {9, 4, 0} | 
|   | Active seen labels was accidentally reverted out in 9.4.0.  More...
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| constexpr VW::version_struct  | VERSION_FILE_WITH_ACTIVE_SEEN_LABELS_FIXED {9, 10, 0} | 
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| constexpr VW::version_struct  | VERSION_FILE_WITH_L1_AND_L2_STATE_IN_MODEL_DATA {9, 0, 0} | 
|   | Moved option values from command line to model data.  More...
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| constexpr VW::version_struct  | VERSION_FILE_WITH_FLAT_EXAMPLE_TAG_FIX {9, 6, 0} | 
|   | Moved option values from command line to model data.  More...
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| constexpr VW::version_struct  | VERSION_FILE_WITH_PLT_SAVE_LOAD_FIX {9, 7, 0} | 
|   | PLT had an incorrect save_load impl which relied on the adaptive value prior to this version.  More...
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