使用SQL Server配置Lucene.Net

EXEC sp_configure 'show advanced options', 1;  
RECONFIGURE;
EXEC sp_configure 'xp_cmdshell', 1;  
RECONFIGURE;
EXEC xp_cmdshell 'mkdir C:\LuceneIndex';

CREATE FULLTEXT CATALOG LuceneCatalog AS DEFAULT;
CREATE FULLTEXT STOPLIST LuceneStoplist FROM SYSTEM STOPLIST;
ALTER FULLTEXT STOPLIST LuceneStoplist DROP ALL;
ALTER FULLTEXT CATALOG LuceneCatalog REBUILD WITH ACCENT_SENSITIVITY = OFF;

CREATE FULLTEXT INDEX ON YourTable(YourColumn)
   KEY INDEX YourTableIndex
   ON LuceneCatalog
   WITH CHANGE_TRACKING AUTO;

using System;
using Lucene.Net.Analysis.Standard;
using Lucene.Net.Documents;
using Lucene.Net.Index;
using Lucene.Net.QueryParsers.Classic;
using Lucene.Net.Search;
using Lucene.Net.Store;

public static void SearchData(string searchTerm)
{
    // 创建一个 RAMDirectory 对象，以便在内存中存储索引
    using RAMDirectory directory = new RAMDirectory();

    // 创建一个 IndexWriter 对象，以便将数据写入索引
    using IndexWriter writer = new IndexWriter(directory, new IndexWriterConfig(new StandardAnalyzer()));

    // 将数据写入索引
    Document doc = new Document();
    doc.Add(new TextField("YourColumn", "YourData", Field.Store.YES));
    writer.AddDocument(doc);
    writer.Commit();

    // 创建一个 IndexReader 对象，以便读取索引
    using IndexReader reader = DirectoryReader.Open(directory);

    // 创建一个 IndexSearcher 对象，以便搜索索引
    using IndexSearcher searcher = new IndexSearcher(reader);

    // 创建一个查询解析器，以便解析查询字符串
    QueryParser parser = new QueryParser("YourColumn", new StandardAnalyzer());

    // 解析查询字符串，并搜索索引
    Query query = parser.Parse(searchTerm);
    TopDocs results = searcher.Search(query, 10);

    // 输出搜索结果
    Console.WriteLine($"Found {results.TotalHits} results:");
    foreach (ScoreDoc scoreDoc in results.ScoreDocs)
    {
        Document result = searcher.Doc(scoreDoc.Doc);
        Console.WriteLine($"Document: {result.Get("YourColumn")}");
    }
}