/**/
/// <summary>
/// 将数据库查询结果写入索引
/// </summary>
/// <param name="strSQL">数据库查询语句</param>
/// <param name="mergeFactor">合并因子 (mergeFactor)</param>
/// <param name="maxBufferedDocs">文档内存最大存储数</param>
public override void WriteResultsWithEvent(string strSQL, int maxFieldLength, double ramBufferSize, int mergeFactor, int maxBufferedDocs, Dictionary<string, float> fieldBoostDict)
{
DBLinker linker;
switch (dbType)
{
case DBTypeEnum.SQL_Server:
linker = new SqlServerLinker(_connectString);
break;
case DBTypeEnum.OLE_DB:
linker = new OleDbLinker(_connectString);
break;
case DBTypeEnum.ODBC:
linker = new OdbcLinker(_connectString);
break;
case DBTypeEnum.Oracle:
linker = new OracleLinker(_connectString);
break;
default:
linker = new SqlServerLinker(_connectString);
break;
}
DataTable dt = linker.ExecuteSQL(strSQL);
DbWriterBase writer = new DBCreateIWriter(analyzer,dbName, _directory, maxFieldLength, ramBufferSize, mergeFactor, maxBufferedDocs);
writer.OnProgressChanged += new WriteDbProgressChangedEventHandler(Writer_OnProgressChanged);
writer.WriteDataTableWithEvent(dt,fieldBoostDict);
linker.Close();
IndexCompletedEventArgs args = new IndexCompletedEventArgs("CreateIndex");
OnIndexCompletedEvent(this, args);
}
/**/
/// <summary>
/// 将数据库查询结果写入索引
/// </summary>
/// <param name="strSQL">数据库查询语句</param>
/// <param name="mergeFactor">合并因子 (mergeFactor)</param>
/// <param name="maxBufferedDocs">文档内存最大存储数</param>
public override void WriteResultsWithEvent(string strSQL, int maxFieldLength, double ramBufferSize, int mergeFactor, int maxBufferedDocs)
{
DBLinker linker;
switch (dbType)
{
case DBTypeEnum.SQL_Server:
linker = new SqlServerLinker(_connectString);
break;
case DBTypeEnum.OLE_DB:
linker = new OleDbLinker(_connectString);
break;
case DBTypeEnum.ODBC:
linker = new OdbcLinker(_connectString);
break;
case DBTypeEnum.Oracle:
linker = new OracleLinker(_connectString);
break;
default:
linker = new SqlServerLinker(_connectString);
break;
}
DataTable dt = linker.ExecuteSQL(strSQL);
DbWriterBase writer = new DBCreateIWriter(analyzer,dbName, _directory, maxFieldLength, ramBufferSize, mergeFactor, maxBufferedDocs);
writer.OnProgressChanged += new WriteDbProgressChangedEventHandler(Writer_OnProgressChanged);
writer.WriteDataTableWithEvent(dt);
linker.Close();
IndexCompletedEventArgs args = new IndexCompletedEventArgs("CreateIndex");
OnIndexCompletedEvent(this, args);
}
/**/
/// <summary>
/// 构造函数
/// </summary>
/// <param name="DBTypeEnum">合并因子 (mergeFactor)</param>
/// <param name="maxBufferedDocs">文档内存最大存储数</param>
public DBCreateIndexer(Analyzer analyzer, DBTypeEnum type, string connectString, string directory,string dbName)
:base(dbName)
{
this.analyzer = analyzer;
_connectString = connectString;
_directory = directory;
}
/**/
/// <summary>
/// 将数据库查询结果写入索引
/// </summary>
/// <param name="strSQL">数据库查询语句</param>
public override void WriteResults(string strSQL)
{
DBLinker linker;
switch (dbType)
{
case DBTypeEnum.SQL_Server:
linker=new SqlServerLinker(_connectString);
break;
case DBTypeEnum.OLE_DB:
linker = new OleDbLinker(_connectString);
break;
case DBTypeEnum.ODBC:
linker = new OdbcLinker(_connectString);
break;
case DBTypeEnum.Oracle:
linker = new OracleLinker(_connectString);
break;
default:
linker = new SqlServerLinker(_connectString);
break;
}
DataTable dt = linker.ExecuteSQL(strSQL);
DbWriterBase writer = new DBCreateIWriter(analyzer,dbName, _directory,int.MaxValue,512,1000,1000);
writer.WriteDataTable(dt);
linker.Close();
}
/**/
/// <summary>
/// 将数据库查询结果写入索引
/// </summary>
/// <param name="strSQL">数据库查询语句</param>
/// <param name="mergeFactor">合并因子 (mergeFactor)</param>
/// <param name="maxBufferedDocs">文档内存最大存储数</param>
public override void WriteResults(string strSQL, int maxFieldLength, double ramBufferSize, int mergeFactor, int maxBufferedDocs)
{
DBLinker linker;
switch (dbType)
{
case DBTypeEnum.SQL_Server:
linker=new SqlServerLinker(_connectString);
break;
case DBTypeEnum.OLE_DB:
linker = new OleDbLinker(_connectString);
break;
case DBTypeEnum.ODBC:
linker = new OdbcLinker(_connectString);
break;
case DBTypeEnum.Oracle:
linker = new OracleLinker(_connectString);
break;
default:
linker = new SqlServerLinker(_connectString);
break;
}
DataTable dt = linker.ExecuteSQL(strSQL);
DbWriterBase writer = new DBCreateIWriter(analyzer,dbName, _directory,maxFieldLength,ramBufferSize,mergeFactor,maxBufferedDocs);
writer.WriteDataTable(dt);
linker.Close();
}
/**/
/// <summary>
/// 将数据库查询结果写入索引
/// </summary>
/// <param name="strSQL">数据库查询语句</param>
/// <param name="mergeFactor">合并因子 (mergeFactor)</param>
/// <param name="maxBufferedDocs">文档内存最大存储数</param>
public override void WriteResults(string strSQL, int maxFieldLength, double ramBufferSize, int mergeFactor, int maxBufferedDocs, Dictionary<string, float> fieldBoostDict)
{
DBLinker linker;
switch (dbType)
{
case DBTypeEnum.SQL_Server:
linker = new SqlServerLinker(_connectString);
break;
case DBTypeEnum.OLE_DB:
linker = new OleDbLinker(_connectString);
break;
case DBTypeEnum.ODBC:
linker = new OdbcLinker(_connectString);
break;
case DBTypeEnum.Oracle:
linker = new OracleLinker(_connectString);
break;
default:
linker = new SqlServerLinker(_connectString);
break;
}
DataTable dt = linker.ExecuteSQL(strSQL);
DbWriterBase writer = new DBCreateIWriter(analyzer,dbName, _directory, maxFieldLength, ramBufferSize, mergeFactor, maxBufferedDocs);
writer.WriteDataTable(dt,fieldBoostDict);
linker.Close();
}
