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Introduce an example file to test indexing and searching csv documents

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Clément Renault 2019-10-08 14:47:38 +02:00
parent 0bfba3e4ba
commit 2236ebbd42
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3 changed files with 354 additions and 78 deletions
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78
meilidb-core/src/main.rs
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@ -1,78 +0,0 @@
use std::{fs, path::Path};
use serde_json::json;
use rkv::{Manager, Rkv, SingleStore, Value, StoreOptions};
use meilidb_core::{Database, MResult};
use meilidb_schema::{SchemaBuilder, DISPLAYED, INDEXED};
fn main() -> MResult<()> {
env_logger::init();
let path = Path::new("test.rkv");
let database = Database::open_or_create(path)?;
let rkv = database.rkv.read().unwrap();
println!("{:?}", database.indexes_names());
let hello = database.open_index("hello")?;
let hello1 = database.open_index("hello1")?;
let hello2 = database.open_index("hello2")?;
let mut builder = SchemaBuilder::with_identifier("id");
builder.new_attribute("alpha", DISPLAYED);
builder.new_attribute("beta", DISPLAYED | INDEXED);
builder.new_attribute("gamma", INDEXED);
let schema = builder.build();
let writer = rkv.write()?;
hello.schema_update(writer, schema)?;
let object = json!({
"id": 23,
"beta": "hello",
});
let mut additions = hello.documents_addition();
additions.extend(vec![object]);
let writer = rkv.write()?;
additions.finalize(writer)?;
// {
// let mut writer = env.write().unwrap();
// let mut raw_indexer = RawIndexer::new();
// let docid = DocumentId(0);
// let attr = SchemaAttr(0);
// let text = "Zut, l’aspirateur, j’ai oublié de l’éteindre !";
// raw_indexer.index_text(docid, attr, text);
// let Indexed { words_doc_indexes, .. } = raw_indexer.build();
// let mut fst_builder = fst::SetBuilder::memory();
// fst_builder.extend_iter(words_doc_indexes.keys()).unwrap();
// let bytes = fst_builder.into_inner().unwrap();
// let fst = fst::raw::Fst::from_bytes(bytes).unwrap();
// let fst = fst::Set::from(fst);
// words.put_words_fst(&mut writer, &fst).unwrap();
// for (word, indexes) in words_doc_indexes {
// words.put_words_indexes(&mut writer, &word, &indexes).unwrap();
// }
// writer.commit().unwrap();
// }
let builder = hello.query_builder();
let reader = rkv.read().unwrap();
let documents = builder.query(&reader, "hello", 0..20).unwrap();
println!("{:?}", documents);
std::thread::sleep(std::time::Duration::from_secs(2));
Ok(())
}