Update Fastest.BulkMege

This commit is contained in:
sunkaixuan 2023-10-04 20:23:45 +08:00
parent 90f57098ca
commit cbad3083ee
6 changed files with 25 additions and 8 deletions

View File

@ -48,9 +48,17 @@ namespace SqlSugar
dt.TableName = "#temp";
}
public virtual Task<int> Merge(DataTable dt, EntityInfo entityInfo,string[] whereColumns,string [] updateColumns)
public async virtual Task<int> Merge<T>(DataTable dt, EntityInfo entityInfo, string[] whereColumns, string[] updateColumns, List<T> datas)
{
throw new Exception("当前数据库还没有支持Merge方法请联系作者支持");
var result = 0;
await this.Context.Utilities.PageEachAsync(datas,2000,async pageItems =>
{
var x = await this.Context.Storageable(pageItems).WhereColumns(whereColumns).ToStorageAsync();
result += await x.BulkCopyAsync();
result += await x.BulkUpdateAsync(updateColumns);
return result;
});
return result;
}
}
}

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@ -218,7 +218,7 @@ namespace SqlSugar
buider.Context = context;
await buider.CreateTempAsync<T>(dt);
await buider.ExecuteBulkCopyAsync(dt);
var result = await buider.Merge(dt, this.entityInfo,whereColumns,updateColumns);
var result = await buider.Merge(dt, this.entityInfo,whereColumns,updateColumns, datas);
//var queryTemp = this.context.Queryable<T>().AS(dt.TableName).ToList();//test
//var result = await buider.UpdateByTempAsync(GetTableName(), dt.TableName, updateColumns, whereColumns);
if (this.context.CurrentConnectionConfig.DbType != DbType.Sqlite)

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@ -18,6 +18,6 @@ namespace SqlSugar
Task<int> ExecuteBulkCopyAsync(DataTable dt);
Task CreateTempAsync<T>(DataTable dt) where T : class, new();
void CloseDb();
Task<int> Merge(DataTable dt, EntityInfo entityInfo, string[] whereColumns, string[] updateColumns);
Task<int> Merge<T>(DataTable dt, EntityInfo entityInfo, string[] whereColumns, string[] updateColumns,List<T> datas);
}
}

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@ -1,5 +1,6 @@
using Oracle.ManagedDataAccess.Client;
using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Threading.Tasks;
@ -66,7 +67,7 @@ namespace SqlSugar
}
public override Task<int> Merge(DataTable dt, EntityInfo entityInfo, string[] whereColumns, string[] updateColumns)
public override Task<int> Merge<T>(DataTable dt, EntityInfo entityInfo, string[] whereColumns, string[] updateColumns,List<T> datas)
{
Check.Exception(this.entityInfo.Columns.Any(it => it.OracleSequenceName.HasValue()), "The BulkMerge method cannot be used for sequence", "BulkMerge方法不能用序列");
var sqlBuilder = this.Context.Queryable<object>().SqlBuilder;

View File

@ -66,7 +66,7 @@ namespace SqlSugar
copy.BulkCopyTimeout = this.Context.Ado.CommandTimeOut;
return copy;
}
public override Task<int> Merge(DataTable dt, EntityInfo entityInfo, string[] whereColumns, string[] updateColumns)
public override Task<int> Merge<T>(DataTable dt, EntityInfo entityInfo, string[] whereColumns, string[] updateColumns, List<T> datas)
{
var sqlBuilder = this.Context.Queryable<object>().SqlBuilder;
var insertColumns = entityInfo.Columns

View File

@ -176,9 +176,17 @@ namespace SqlSugar
return result;
}
public Task<int> Merge(DataTable dt, EntityInfo entityInfo, string[] whereColumns, string[] updateColumns)
public async Task<int> Merge<T>(DataTable dt, EntityInfo entityInfo, string[] whereColumns, string[] updateColumns, List<T> datas)
{
throw new Exception("未实现");
var result = 0;
await this.Context.Utilities.PageEachAsync(datas, 2000, async pageItems =>
{
var x = await this.Context.Storageable(pageItems).WhereColumns(whereColumns).ToStorageAsync();
result += await x.BulkCopyAsync();
result += await x.BulkUpdateAsync(updateColumns);
return result;
});
return result;
}
}
}