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Update TDengine BulkCopy

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This commit is contained in:
sunkaixuan 2025-04-22 20:16:19 +08:00
parent 87d90e1c4d
commit f3d3dfdac1
1 changed files with 25 additions and 17 deletions
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36
Src/Asp.NetCore2/SqlSugar.TDengineCore/TDengine/SqlBuilder/TDengineFastBuilder.cs
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@ -38,15 +38,6 @@ namespace SqlSugar.TDengine
return dt.Rows.Count;
}
public static void SetTags(ISqlSugarClient db, Func<string, string> action, params string [] tagNames)
{
if (db.TempItems == null)
{
db.TempItems = new Dictionary<string, object>();
}
db.TempItems.Add(TagKey, tagNames);
db.TempItems.Add(TagKey+"action", action);
}
public async Task BulkInsertToTDengine(TDengineConnection conn, string tableName, DataTable table, bool isTran, string[] tagColumns)
{
@ -138,24 +129,41 @@ namespace SqlSugar.TDengine
var columnNames = string.Join(", ", table.Columns.Cast<DataColumn>()
.Select(c => builder.GetTranslationColumnName(c.ColumnName)));
var action = this.Context.TempItems[TagKey + "action"] as Func<string, string>;
var subTableName = builder.GetTranslationColumnName(action(tagsValues));
var action = this.Context.TempItems[TagKey + "action"] as Func<string, string,string>;
var subTableName = builder.GetTranslationColumnName(action(tagsValues, tableName.Replace("`","")));
// sbtables.AppendLine($"CREATE TABLE {subTableName} USING {tableName} TAGS({tags});");
var sqlBuilder = sb;
var valuesList = new List<string>();
foreach (DataRow row in table.Rows)
{
var values = row.ItemArray.Select(item => FormatValue(item)).ToList();
var valuePart = string.Join(", ", values);
string insertSql = $"INSERT INTO {subTableName} USING {tableName} TAGS({tags}) ({columnNames}) VALUES ({valuePart});";
var valuePart = $"({string.Join(", ", values)})";
valuesList.Add(valuePart);
}
if (valuesList.Count > 0)
{
string insertSql = $"INSERT INTO {subTableName} USING {tableName} TAGS({tags}) ({columnNames}) VALUES {string.Join(", ", valuesList)};";
sqlBuilder.AppendLine(insertSql);
}
return sqlBuilder;
}
public static void SetTags(ISqlSugarClient db, Func<string, string, string> action, params string[] tagNames)
{
if (db.TempItems == null)
{
db.TempItems = new Dictionary<string, object>();
}
db.TempItems.Add(TagKey, tagNames);
db.TempItems.Add(TagKey + "action", action);
}
public object FormatValue(object value)
{
if (value == null || value == DBNull.Value)
@ -167,7 +175,7 @@ namespace SqlSugar.TDengine
var type = value.GetType();
if (type == UtilConstants.DateType)
{
return Convert.ToDateTime(value).ToString("yyyy-MM-dd HH:mm:ss.ms").ToSqlValue();
return Convert.ToDateTime(value).ToString("yyyy-MM-dd HH:mm:ss.fff").ToSqlValue();
}
else if (type == UtilConstants.ByteArrayType)
{