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- 增加 IAdo.QuerySingle 查询单条记录；#560

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2881099 2020-11-24 00:27:15 +08:00
parent 3aec26337a
commit f3eb49040c
4 changed files with 10 additions and 0 deletions
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4
FreeSql/Interface/IAdo.cs
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@ -215,6 +215,7 @@ namespace FreeSql
List<T> Query<T>(DbTransaction transaction, CommandType cmdType, string cmdText, params DbParameter[] cmdParms);
List<T> Query<T>(DbConnection connection, DbTransaction transaction, CommandType cmdType, string cmdText, int cmdTimeout, params DbParameter[] cmdParms);
List<T> Query<T>(Type resultType, DbConnection connection, DbTransaction transaction, CommandType cmdType, string cmdText, int cmdTimeout, params DbParameter[] cmdParms);
T QuerySingle<T>(CommandType cmdType, string cmdText, params DbParameter[] cmdParms);
/// <summary>
/// 执行SQL返回对象集合，Query&lt;User&gt;("select * from user where age > ?age", new { age = 25 })<para></para>
/// 提示：parms 参数还可以传 Dictionary&lt;string, object&gt;
@ -226,6 +227,7 @@ namespace FreeSql
List<T> Query<T>(string cmdText, object parms = null);
List<T> Query<T>(DbTransaction transaction, string cmdText, object parms = null);
List<T> Query<T>(DbConnection connection, DbTransaction transaction, string cmdText, object parms = null);
T QuerySingle<T>(string cmdText, object parms = null);
/// <summary>
/// 执行SQL返回对象集合，Query&lt;User&gt;("select * from user where age > ?age; select * from address", new SqlParameter { ParameterName = "age", Value = 25 })
@ -425,6 +427,7 @@ namespace FreeSql
Task<List<T>> QueryAsync<T>(DbTransaction transaction, CommandType cmdType, string cmdText, DbParameter[] cmdParms, CancellationToken cancellationToken = default);
Task<List<T>> QueryAsync<T>(DbConnection connection, DbTransaction transaction, CommandType cmdType, string cmdText, int cmdTimeout, DbParameter[] cmdParms, CancellationToken cancellationToken = default);
Task<List<T>> QueryAsync<T>(Type resultType, DbConnection connection, DbTransaction transaction, CommandType cmdType, string cmdText, int cmdTimeout, DbParameter[] cmdParms, CancellationToken cancellationToken = default);
Task<T> QuerySingleAsync<T>(string cmdText, object parms = null, CancellationToken cancellationToken = default);
/// <summary>
/// 执行SQL返回对象集合，QueryAsync&lt;User&gt;("select * from user where age > ?age", new { age = 25 })<para></para>
/// 提示：parms 参数还可以传 Dictionary&lt;string, object&gt;
@ -437,6 +440,7 @@ namespace FreeSql
Task<List<T>> QueryAsync<T>(string cmdText, object parms = null, CancellationToken cancellationToken = default);
Task<List<T>> QueryAsync<T>(DbTransaction transaction, string cmdText, object parms = null, CancellationToken cancellationToken = default);
Task<List<T>> QueryAsync<T>(DbConnection connection, DbTransaction transaction, string cmdText, object parms = null, CancellationToken cancellationToken = default);
Task<T> QuerySingleAsync<T>(CommandType cmdType, string cmdText, DbParameter[] cmdParms, CancellationToken cancellationToken = default);
/// <summary>
/// 执行SQL返回对象集合，Query&lt;User&gt;("select * from user where age > ?age; select * from address", new SqlParameter { ParameterName = "age", Value = 25 })

2
FreeSql/Internal/CommonProvider/AdoProvider/AdoProvider.cs
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@ -125,6 +125,8 @@ namespace FreeSql.Internal.CommonProvider
}
}
public T QuerySingle<T>(string cmdText, object parms = null) => Query<T>(cmdText, parms).FirstOrDefault();
public T QuerySingle<T>(CommandType cmdType, string cmdText, params DbParameter[] cmdParms) => Query<T>(cmdType, cmdText, cmdParms).FirstOrDefault();
public List<T> Query<T>(string cmdText, object parms = null) => Query<T>(null, null, null, CommandType.Text, cmdText, 0, GetDbParamtersByObject(cmdText, parms));
public List<T> Query<T>(DbTransaction transaction, string cmdText, object parms = null) => Query<T>(null, null, transaction, CommandType.Text, cmdText, 0, GetDbParamtersByObject(cmdText, parms));
public List<T> Query<T>(DbConnection connection, DbTransaction transaction, string cmdText, object parms = null) => Query<T>(null, connection, transaction, CommandType.Text, cmdText, 0, GetDbParamtersByObject(cmdText, parms));

2
FreeSql/Internal/CommonProvider/AdoProvider/AdoProviderAsync.cs
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@ -40,6 +40,8 @@ namespace FreeSql.Internal.CommonProvider
}
}
async public Task<T> QuerySingleAsync<T>(string cmdText, object parms = null, CancellationToken cancellationToken = default) => (await QueryAsync<T>(cmdText, parms, cancellationToken)).FirstOrDefault();
async public Task<T> QuerySingleAsync<T>(CommandType cmdType, string cmdText, DbParameter[] cmdParms, CancellationToken cancellationToken = default) => (await QueryAsync<T>(cmdType, cmdText, cmdParms, cancellationToken)).FirstOrDefault();
public Task<List<T>> QueryAsync<T>(string cmdText, object parms = null, CancellationToken cancellationToken = default) => QueryAsync<T>(null, null, null, CommandType.Text, cmdText, 0, GetDbParamtersByObject(cmdText, parms), cancellationToken);
public Task<List<T>> QueryAsync<T>(DbTransaction transaction, string cmdText, object parms = null, CancellationToken cancellationToken = default) => QueryAsync<T>(null, null, transaction, CommandType.Text, cmdText, 0, GetDbParamtersByObject(cmdText, parms), cancellationToken);
public Task<List<T>> QueryAsync<T>(DbConnection connection, DbTransaction transaction, string cmdText, object parms = null, CancellationToken cancellationToken = default) => QueryAsync<T>(null, connection, transaction, CommandType.Text, cmdText, 0, GetDbParamtersByObject(cmdText, parms), cancellationToken);

2
FreeSql/Internal/Model/AdoCommandFluent.cs
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@ -92,6 +92,7 @@ namespace FreeSql.Internal.Model
public DataSet ExecuteDataSet() => this.Ado.ExecuteDataSet(this.Connection, this.Transaction, this.CmdType, this.CmdText, this.CmdTimeout, this.CmdParameters.ToArray());
public object[][] ExecuteArray() => this.Ado.ExecuteArray(this.Connection, this.Transaction, this.CmdType, this.CmdText, this.CmdTimeout, this.CmdParameters.ToArray());
public List<T> Query<T>() => this.Ado.Query<T>(this.Connection, this.Transaction, this.CmdType, this.CmdText, this.CmdTimeout, this.CmdParameters.ToArray());
public T QuerySingle<T>() => Query<T>().FirstOrDefault();
public NativeTuple<List<T1>, List<T2>> Query<T1, T2>() => this.Ado.Query<T1, T2>(this.Connection, this.Transaction, this.CmdType, this.CmdText, this.CmdTimeout, this.CmdParameters.ToArray());
public NativeTuple<List<T1>, List<T2>, List<T3>> Query<T1, T2, T3>() => this.Ado.Query<T1, T2, T3>(this.Connection, this.Transaction, this.CmdType, this.CmdText, this.CmdTimeout, this.CmdParameters.ToArray());
public NativeTuple<List<T1>, List<T2>, List<T3>, List<T4>> Query<T1, T2, T3, T4>() => this.Ado.Query<T1, T2, T3, T4>(this.Connection, this.Transaction, this.CmdType, this.CmdText, this.CmdTimeout, this.CmdParameters.ToArray());
@ -105,6 +106,7 @@ namespace FreeSql.Internal.Model
public Task<DataSet> ExecuteDataSetAsync(CancellationToken cancellationToken = default) => this.Ado.ExecuteDataSetAsync(this.Connection, this.Transaction, this.CmdType, this.CmdText, this.CmdTimeout, this.CmdParameters.ToArray(), cancellationToken);
public Task<object[][]> ExecuteArrayAsync(CancellationToken cancellationToken = default) => this.Ado.ExecuteArrayAsync(this.Connection, this.Transaction, this.CmdType, this.CmdText, this.CmdTimeout, this.CmdParameters.ToArray(), cancellationToken);
public Task<List<T>> QueryAsync<T>(CancellationToken cancellationToken = default) => this.Ado.QueryAsync<T>(this.Connection, this.Transaction, this.CmdType, this.CmdText, this.CmdTimeout, this.CmdParameters.ToArray(), cancellationToken);
async public Task<T> QuerySingleAsync<T>(CancellationToken cancellationToken = default) => (await QueryAsync<T>(cancellationToken)).FirstOrDefault();
public Task<NativeTuple<List<T1>, List<T2>>> QueryAsync<T1, T2>(CancellationToken cancellationToken = default) => this.Ado.QueryAsync<T1, T2>(this.Connection, this.Transaction, this.CmdType, this.CmdText, this.CmdTimeout, this.CmdParameters.ToArray(), cancellationToken);
public Task<NativeTuple<List<T1>, List<T2>, List<T3>>> QueryAsync<T1, T2, T3>(CancellationToken cancellationToken = default) => this.Ado.QueryAsync<T1, T2, T3>(this.Connection, this.Transaction, this.CmdType, this.CmdText, this.CmdTimeout, this.CmdParameters.ToArray(), cancellationToken);
public Task<NativeTuple<List<T1>, List<T2>, List<T3>, List<T4>>> QueryAsync<T1, T2, T3, T4>(CancellationToken cancellationToken = default) => this.Ado.QueryAsync<T1, T2, T3, T4>(this.Connection, this.Transaction, this.CmdType, this.CmdText, this.CmdTimeout, this.CmdParameters.ToArray(), cancellationToken);