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Ibatis.Net 入门学习(一)

由于工作需要，项目里用的是Ibatis.Net。所以就花时间学习学习，做做笔记吧。

1、打开SQLServer 2008，建一个数据库Test，一张表Person，添加入数据如下：

2、打开Vs2015，新建一个控制台应用程序和两个类库项目如下：

其中，DAO是数据访问层，Model是实体层。然后DAO层需要引入Ibatis.Net的引用，这里使用NuGet添加：

其中PersonDAO的代码如下:

public class PersonDao
    {
        public IList<PersonModel> GetList()
        {
            ISqlMapper mapper = Mapper.Instance();
            IList<PersonModel> ListPerson = mapper.QueryForList<PersonModel>("SelectAllPerson", null);//这个"SelectAllPerson"就是xml映射文件的Id
            return ListPerson;
        }
    }

View Code

PersonModel代码如下：

 public class PersonModel
    {
        public int Id { get; set; }

        public string Name { get; set; }
    }

View Code

3、配置(包括xml映射文件,SqlMap.config,providers.config)

首先新建SqlMap.config，providers.config，Person.xml 。在控制台程序中，将它们放到 bin\Debug 目录里。

SqlMap.config如下：

<?xml version="1.0" encoding="utf-8"?>
<sqlMapConfig
  xmlns="http://ibatis.apache.org/dataMapper"
  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">

  <!--<properties resource="../../../properties.config"/>这个东西是变量用的，这里以最简单的实现说明，因此注释-->

  <settings>
    <setting useStatementNamespaces="false"/>
  </settings>

  <providers resource="providers.config"/>

  <!--数据库连接字符串-->
  <database>
    <provider name="sqlServer2.0"/>
    <dataSource name="Test" connectionString="server=...;uid=...;pwd=...;database=Test"/>
  </database>

  <sqlMaps>
    <sqlMap resource="Person.xml" />
    <!--这个是指定映射文件的位置-->
  </sqlMaps>

</sqlMapConfig>

View Code

映射文件Person.xml：

<?xml version="1.0" encoding="utf-8" ?>
<sqlMap namespace="Ibatis" xmlns="http://ibatis.apache.org/mapping" xmlns:xls="http://www.w3.org/2001/XMLSchema-instance">
  <statements>
    <select id="SelectAllPerson" resultClass="IbatisNetModel.PersonModel">
      <!--这个Id在程序中会用到，resultClass是实体类所在的程序位置(带命名空间)-->
      select * from person
    </select>
  </statements>
</sqlMap>

View Code

最后是Providers.config。根据你使用的数据库，将文件中提供版本的enabled="true"就可以了，此处我用“sqlServer2.0”的，可以把其它全部删除(不删除也可以)。

<?xml version="1.0" encoding="utf-8"?>
<providers
xmlns="http://ibatis.apache.org/providers"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <clear/>
  <provider
        name="sqlServer1.0"
        description="Microsoft SQL Server 7.0/2000, provider V1.0.3300.0 in framework .NET V1.0"
        enabled="false"
        assemblyName="System.Data, Version=1.0.3300.0, Culture=neutral, PublicKeyToken=b77a5c561934e089"
        connectionClass="System.Data.SqlClient.SqlConnection"
        commandClass="System.Data.SqlClient.SqlCommand"
        parameterClass="System.Data.SqlClient.SqlParameter"
        parameterDbTypeClass="System.Data.SqlDbType"
        parameterDbTypeProperty="SqlDbType"
        dataAdapterClass="System.Data.SqlClient.SqlDataAdapter"
        commandBuilderClass="System.Data.SqlClient.SqlCommandBuilder"
        usePositionalParameters = "false"
        useParameterPrefixInSql = "true"
        useParameterPrefixInParameter = "true"
        parameterPrefix="@"
    />
  <provider
        name="sqlServer1.1"
        description="Microsoft SQL Server 7.0/2000, provider V1.0.5000.0 in framework .NET V1.1"
        enabled="false"
        assemblyName="System.Data, Version=1.0.5000.0, Culture=neutral, PublicKeyToken=b77a5c561934e089"
        connectionClass="System.Data.SqlClient.SqlConnection"
        commandClass="System.Data.SqlClient.SqlCommand"
        parameterClass="System.Data.SqlClient.SqlParameter"
        parameterDbTypeClass="System.Data.SqlDbType"
        parameterDbTypeProperty="SqlDbType"
        dataAdapterClass="System.Data.SqlClient.SqlDataAdapter"
        commandBuilderClass="System.Data.SqlClient.SqlCommandBuilder"
        usePositionalParameters = "false"
        useParameterPrefixInSql = "true"
        useParameterPrefixInParameter = "true"
        parameterPrefix="@"
    />
  <provider
        name="sqlServer2.0"
        description="Microsoft SQL Server, provider V2.0.0.0 in framework .NET V2.0"
        enabled="true"
        default="true"
        assemblyName="System.Data, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089"
        connectionClass="System.Data.SqlClient.SqlConnection"
        commandClass="System.Data.SqlClient.SqlCommand"
        parameterClass="System.Data.SqlClient.SqlParameter"
        parameterDbTypeClass="System.Data.SqlDbType"
        parameterDbTypeProperty="SqlDbType"
        dataAdapterClass="System.Data.SqlClient.SqlDataAdapter"
        commandBuilderClass=" System.Data.SqlClient.SqlCommandBuilder"
        usePositionalParameters = "false"
        useParameterPrefixInSql = "true"
        useParameterPrefixInParameter = "true"
        parameterPrefix="@"
        allowMARS="true"
    />
  <provider
        name="OleDb1.1"
        description="OleDb, provider V1.0.5000.0 in framework .NET V1.1"
        enabled="false"
        assemblyName="System.Data, Version=1.0.5000.0, Culture=neutral, PublicKeyToken=b77a5c561934e089"
        connectionClass="System.Data.OleDb.OleDbConnection"
        commandClass="System.Data.OleDb.OleDbCommand"
        parameterClass="System.Data.OleDb.OleDbParameter"
        parameterDbTypeClass="System.Data.OleDb.OleDbType"
        parameterDbTypeProperty="OleDbType"
        dataAdapterClass="System.Data.OleDb.OleDbDataAdapter"
        commandBuilderClass="System.Data.OleDb.OleDbCommandBuilder"
        usePositionalParameters = "true"
        useParameterPrefixInSql = "false"
        useParameterPrefixInParameter = "false"
        parameterPrefix = ""
    />
  <provider
        name="Odbc1.1"
        description="Odbc, provider V1.0.5000.0 in framework .NET V1.1"
        enabled="false"
        assemblyName="System.Data, Version=1.0.5000.0, Culture=neutral, PublicKeyToken=b77a5c561934e089"
        connectionClass="System.Data.Odbc.OdbcConnection"
        commandClass="System.Data.Odbc.OdbcCommand"
        parameterClass="System.Data.Odbc.OdbcParameter"
        parameterDbTypeClass="System.Data.Odbc.OdbcType"
        parameterDbTypeProperty="OdbcType"
        dataAdapterClass="System.Data.Odbc.OdbcDataAdapter"
        commandBuilderClass="System.Data.Odbc.OdbcCommandBuilder"
        usePositionalParameters = "true"
        useParameterPrefixInSql = "false"
        useParameterPrefixInParameter = "false"
        parameterPrefix = "@"
    />
  <provider
        name="oracle9.2"
        description="Oracle, Oracle provider V9.2.0.401"
        enabled="false"
        assemblyName="Oracle.DataAccess, Version=9.2.0.401, Culture=neutral, PublicKeyToken=89b483f429c47342"
        connectionClass="Oracle.DataAccess.Client.OracleConnection"
        commandClass="Oracle.DataAccess.Client.OracleCommand"
        parameterClass="Oracle.DataAccess.Client.OracleParameter"
        parameterDbTypeClass="Oracle.DataAccess.Client.OracleDbType"
        parameterDbTypeProperty="OracleDbType"
        dataAdapterClass="Oracle.DataAccess.Client.OracleDataAdapter"
        commandBuilderClass="Oracle.DataAccess.Client.OracleCommandBuilder"
        usePositionalParameters = "false"
        useParameterPrefixInSql = "true"
        useParameterPrefixInParameter = "false"
        parameterPrefix=":"
        useDeriveParameters="false"
    />
  <provider
        name="oracle10.1"
        description="Oracle, oracle provider V10.1.0.301"
        enabled="false"
        assemblyName="Oracle.DataAccess, Version=10.1.0.301, Culture=neutral, PublicKeyToken=89b483f429c47342"
        connectionClass="Oracle.DataAccess.Client.OracleConnection"
        commandClass="Oracle.DataAccess.Client.OracleCommand"
        parameterClass="Oracle.DataAccess.Client.OracleParameter"
        parameterDbTypeClass="Oracle.DataAccess.Client.OracleDbType"
        parameterDbTypeProperty="OracleDbType"
        dataAdapterClass="Oracle.DataAccess.Client.OracleDataAdapter"
        commandBuilderClass="Oracle.DataAccess.Client.OracleCommandBuilder"
        usePositionalParameters = "true"
        useParameterPrefixInSql = "true"
        useParameterPrefixInParameter = "true"
        parameterPrefix=":"
        useDeriveParameters="false"
    />
  <provider
        name="oracleClient1.0"
        description="Oracle, Microsoft provider V1.0.5000.0"
        enabled="false"
        default="false"
        assemblyName="System.Data.OracleClient, Version=1.0.5000.0, Culture=neutral, PublicKeyToken=b77a5c561934e089"
        connectionClass="System.Data.OracleClient.OracleConnection"
        commandClass="System.Data.OracleClient.OracleCommand"
        parameterClass="System.Data.OracleClient.OracleParameter"
        parameterDbTypeClass="System.Data.OracleClient.OracleType"
        parameterDbTypeProperty="OracleType"
        dataAdapterClass="System.Data.OracleClient.OracleDataAdapter"
        commandBuilderClass="System.Data.OracleClient.OracleCommandBuilder"
        usePositionalParameters = "false"
        useParameterPrefixInSql = "true"
        useParameterPrefixInParameter = "false"
        parameterPrefix=":"
    />
  <provider
        name="ByteFx"
        description="MySQL, ByteFx provider V0.7.6.15073"
        enabled="false"
        assemblyName="ByteFX.MySqlClient, Version=0.7.6.15073, Culture=neutral, PublicKeyToken=f2fef6fed1732fc1"
        connectionClass="ByteFX.Data.MySqlClient.MySqlConnection"
        commandClass="ByteFX.Data.MySqlClient.MySqlCommand"
        parameterClass="ByteFX.Data.MySqlClient.MySqlParameter"
        parameterDbTypeClass="ByteFX.Data.MySqlClient.MySqlDbType"
        parameterDbTypeProperty="MySqlDbType"
        dataAdapterClass="ByteFX.Data.MySqlClient.MySqlDataAdapter"
        commandBuilderClass="ByteFX.Data.MySqlClient.MySqlCommandBuilder"
        usePositionalParameters = "false"
        useParameterPrefixInSql = "true"
        useParameterPrefixInParameter = "true"
        parameterPrefix="@"
    />
  <provider
        name="MySql"
        description="MySQL, MySQL provider V1.0.4.20163"
        enabled="false"
        assemblyName="MySql.Data, Version=1.0.4.20163, Culture=neutral, PublicKeyToken=c5687fc88969c44d"
        connectionClass="MySql.Data.MySqlClient.MySqlConnection"
        commandClass="MySql.Data.MySqlClient.MySqlCommand"
        parameterClass="MySql.Data.MySqlClient.MySqlParameter"
        parameterDbTypeClass="MySql.Data.MySqlClient.MySqlDbType"
        parameterDbTypeProperty="MySqlDbType"
        dataAdapterClass="MySql.Data.MySqlClient.MySqlDataAdapter"
        commandBuilderClass="MySql.Data.MySqlClient.MySqlCommandBuilder"
        usePositionalParameters = "false"
        useParameterPrefixInSql = "true"
        useParameterPrefixInParameter = "true"
        parameterPrefix="@"
    />
  <provider
        name="SQLite3"
        description="SQLite, SQLite.NET provider V0.21.1869.3794"
        enabled="false"
        assemblyName="SQLite.NET, Version=0.21.1869.3794, Culture=neutral, PublicKeyToken=c273bd375e695f9c"
        connectionClass="Finisar.SQLite.SQLiteConnection"
        commandClass="Finisar.SQLite.SQLiteCommand"
        parameterClass="Finisar.SQLite.SQLiteParameter"
        parameterDbTypeClass="System.Data.DbType, System.Data"
        parameterDbTypeProperty="DbType"
        dataAdapterClass="Finisar.SQLite.SQLiteDataAdapter"
        commandBuilderClass="Finisar.SQLite.SQLiteCommandBuilder"
        usePositionalParameters = "true"
        useParameterPrefixInSql = "false"
        useParameterPrefixInParameter = "false"
        parameterPrefix=""
        setDbParameterPrecision="false"
        setDbParameterScale="false"
        setDbParameterSize="false"
    />
  <provider
        name="Firebird1.7"
        description="Firebird, Firebird SQL .NET provider V1.7.0.33200"
        enabled="false"
        assemblyName="FirebirdSql.Data.Firebird, Version=1.7.0.33200, Culture=neutral, PublicKeyToken=fa843d180294369d"
        connectionClass="FirebirdSql.Data.Firebird.FbConnection"
        commandClass="FirebirdSql.Data.Firebird.FbCommand"
        parameterClass="FirebirdSql.Data.Firebird.FbParameter"
        parameterDbTypeClass="FirebirdSql.Data.Firebird.FbDbType"
        parameterDbTypeProperty="FbDbType"
        dataAdapterClass="FirebirdSql.Data.Firebird.FbDataAdapter"
        commandBuilderClass="FirebirdSql.Data.Firebird.FbCommandBuilder"
        usePositionalParameters = "false"
        useParameterPrefixInSql = "true"
        useParameterPrefixInParameter = "true"
        parameterPrefix="@"
    />
  <provider
        name="PostgreSql0.7"
        description="PostgreSql, Npgsql provider V0.7.0.0"
        enabled="false"
        assemblyName="Npgsql, Version=0.7.0.0, Culture=neutral, PublicKeyToken=5d8b90d52f46fda7"
        connectionClass="Npgsql.NpgsqlConnection"
        commandClass="Npgsql.NpgsqlCommand"
        parameterClass="Npgsql.NpgsqlParameter"
        parameterDbTypeClass="NpgsqlTypes.NpgsqlDbType"
        parameterDbTypeProperty="NpgsqlDbType"
        dataAdapterClass="Npgsql.NpgsqlDataAdapter"
        commandBuilderClass="Npgsql.NpgsqlCommandBuilder"
        usePositionalParameters = "false"
        useParameterPrefixInSql = "true"
        useParameterPrefixInParameter = "true"
        parameterPrefix=":"
    />
  <provider
        name="iDb2.10"
        enabled="false"
        assemblyName="IBM.Data.DB2.iSeries, Version=10.0.0.0,Culture=neutral, PublicKeyToken=9cdb2ebfb1f93a26, Custom=null"
        connectionClass="IBM.Data.DB2.iSeries.iDB2Connection"
        commandClass="IBM.Data.DB2.iSeries.iDB2Command"
        parameterClass="IBM.Data.DB2.iSeries.iDB2Parameter"
        parameterDbTypeClass="IBM.Data.DB2.iSeries.iDB2DbType"
        parameterDbTypeProperty="iDB2DbType"
        dataAdapterClass="IBM.Data.DB2.iSeries.iDB2DataAdapter"
        commandBuilderClass="IBM.Data.DB2.iSeries.iDB2CommandBuilder"
        usePositionalParameters = "true"
        useParameterPrefixInSql = "false"
        useParameterPrefixInParameter = "false"
        parameterPrefix = ""
    />

</providers>

View Code

Program.cs代码如下：

static void Main(string[] args)
        {
            PersonDAO dao = new PersonDAO();
            IList<PersonModel> listPerson = dao.GetList();
            foreach (PersonModel p in listPerson)
            {
                Console.WriteLine(p.Id +" - "+ p.Name);
            }

            Console.ReadKey();
        }

View Code

运行程序，显示结果如下：

上面就是Ibatis.Net的一个简单的Demo，下篇会继续学习其它要点

对于上面的程序，将数据库由SQLServer改为Oracle，上面不用改代码，只需要将providers.config文件name="oracle10.1"的enabled="true"，SqlMap.cofig里的database节点改为对应Oracle的连接字符串就行

参考：http://www.cnblogs.com/caoyc/category/873268.html

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原文地址：https://www.cnblogs.com/vanblog/p/8579009.html