diff --git a/Directory.Build.props b/Directory.Build.props index 3f99d314..4edbe70e 100644 --- a/Directory.Build.props +++ b/Directory.Build.props @@ -9,7 +9,7 @@ - 3.2.666-preview20220804 + 3.2.666-preview20220805 diff --git a/FreeSql/FreeSql.xml b/FreeSql/FreeSql.xml index b703f8db..33f2441b 100644 --- a/FreeSql/FreeSql.xml +++ b/FreeSql/FreeSql.xml @@ -3331,6 +3331,177 @@ + + + 测试数据库是否连接正确,本方法执行如下命令: + MySql/SqlServer/PostgreSQL/达梦/人大金仓/神通: SELECT 1 + Oracle: SELECT 1 FROM dual + + 命令超时设置(秒) + + true: 成功, false: 失败 + + + + 查询,若使用读写分离,查询【从库】条件cmdText.StartsWith("SELECT "),否则查询【主库】 + + + + + + + + + + 查询,ExecuteReaderAsync(dr => {}, "select * from user where age > @age", new { age = 25 }) + 提示:parms 参数还可以传 Dictionary<string, object> + + + + + + + + + 查询 + + + + + + + + + 查询,ExecuteArrayAsync("select * from user where age > @age", new { age = 25 }) + 提示:parms 参数还可以传 Dictionary<string, object> + + + + + + + + + 查询 + + + + + + + + + 查询,ExecuteDataSetAsync("select * from user where age > @age; select 2", new { age = 25 }) + 提示:parms 参数还可以传 Dictionary<string, object> + + + + + + + + + 查询 + + + + + + + + + 查询,ExecuteDataTableAsync("select * from user where age > @age", new { age = 25 }) + 提示:parms 参数还可以传 Dictionary<string, object> + + + + + + + + + 在【主库】执行 + + + + + + + + + 在【主库】执行,ExecuteNonQueryAsync("delete from user where age > @age", new { age = 25 }) + 提示:parms 参数还可以传 Dictionary<string, object> + + + + + + + + + 在【主库】执行 + + + + + + + + + 在【主库】执行,ExecuteScalarAsync("select 1 from user where age > @age", new { age = 25 }) + 提示:parms 参数还可以传 Dictionary<string, object> + + + + + + + + + 执行SQL返回对象集合,QueryAsync<User>("select * from user where age > @age", new SqlParameter { ParameterName = "age", Value = 25 }) + + + + + + + + + + + 执行SQL返回对象集合,QueryAsync<User>("select * from user where age > @age", new { age = 25 }) + 提示:parms 参数还可以传 Dictionary<string, object> + + + + + + + + + + 执行SQL返回对象集合,Query<User>("select * from user where age > @age; select * from address", new SqlParameter { ParameterName = "age", Value = 25 }) + + + + + + + + + + + + 执行SQL返回对象集合,Query<User, Address>("select * from user where age > @age; select * from address", new { age = 25 }) + 提示:parms 参数还可以传 Dictionary<string, object> + + + + + + + + 可自定义解析表达式 @@ -4354,6 +4525,12 @@ 超时 + + + 获取资源 + + + 使用完毕后,归还资源 @@ -4429,6 +4606,12 @@ 资源对象 + + + 从对象池获取对象成功的时候触发,通过该方法统计或初始化对象 + + 资源对象 + 归还对象给对象池的时候触发