*: Add enable_distance_proj to ANNQueryInfo to indicate if reading distance column from vector index #352
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Signed-off-by: “EricZequan” <[email protected]>
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/retest |
breezewish
reviewed
Feb 10, 2025
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| // If enabled, the content of TableScan's vector output column (whose ID is column_id) will not be | ||
| // used and TableScan must output an additional column using the Distance function (whose id | ||
| // is indicated by virtual_distance_col_id). Implementor does not need to really generate the |
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whose id is indicated by virtual_distance_col_id →
whose id must be -2000
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What problem does this PR solve?
Issue Number: ref pingcap/tidb#54245
Problem Summary:
What is changed and how it works?
Proposal: xxx
What's Changed:
How it Works:
Related changes
pingcap/docs/pingcap/docs-cn: