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feat: support to build FTS without positions (#1621)

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BubbleCal
2024-09-10 22:51:32 +08:00
committed by GitHub
parent a405847f9b
commit 2bde5401eb
11 changed files with 150 additions and 25 deletions
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4
docs/src/fts.md
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@@ -62,7 +62,7 @@ Consider that we have a LanceDB table named `my_table`, whose string column `tex
});
await tbl
.search("puppy")
.search("puppy", queryType="fts")
.select(["text"])
.limit(10)
.toArray();
@@ -205,7 +205,7 @@ table.create_fts_index(["text_field"], use_tantivy=True, ordering_field_names=["
## Phrase queries vs. terms queries
!!! warning "Warn"
Phrase queries are available for only Tantivy-based FTS
Lance-based FTS doesn't support queries combining by boolean operators `OR`, `AND`.
For full-text search you can specify either a **phrase** query like `"the old man and the sea"`,
or a **terms** search query like `"(Old AND Man) AND Sea"`. For more details on the terms