Update
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@@ -1,11 +1,13 @@
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using System.Text;
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using ConsoleApp2.Entities;
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using ConsoleApp2.Helpers;
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using Microsoft.Extensions.Logging;
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using MySqlConnector;
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namespace ConsoleApp2.Services;
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/// <summary>
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/// Mysql导出
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/// </summary>
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public class MySqlDestination : IDisposable, IAsyncDisposable
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{
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private readonly Dictionary<string, IList<DataRecord>> _recordCache;
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@@ -13,8 +15,6 @@ public class MySqlDestination : IDisposable, IAsyncDisposable
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private readonly ILogger _logger;
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private readonly bool _prettyOutput;
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public static int AddCount;
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public MySqlDestination(string connStr, ILogger logger, bool prettyOutput = false)
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{
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_conn = new MySqlConnection(connStr);
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@@ -29,7 +29,6 @@ public class MySqlDestination : IDisposable, IAsyncDisposable
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_recordCache.AddOrUpdate(record.TableName, [record], (key, value) =>
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{
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value.Add(record);
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Interlocked.Increment(ref AddCount);
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return value;
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});
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return Task.CompletedTask;
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@@ -60,6 +59,10 @@ public class MySqlDestination : IDisposable, IAsyncDisposable
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_logger.LogCritical(e, "Error when flushing records, sql: {Sql}", cmd.CommandText.Omit(1000));
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throw;
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}
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finally
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{
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await cmd.DisposeAsync();
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}
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}
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public static string SerializeRecords(IDictionary<string, IList<DataRecord>> tableRecords,
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@@ -91,22 +94,7 @@ public class MySqlDestination : IDisposable, IAsyncDisposable
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for (var j = 0; j < record.Fields.Length; j++)
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{
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var field = record.Fields[j];
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#region HandleFields
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// if (field == "\\N")
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// sb.Append("NULL");
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// else if (DumpDataHelper.CheckHexField(field))
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// {
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// // if (StringExtensions.CheckJsonHex(field))
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// sb.Append($"0x{field}");
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// }
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// else
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// sb.Append($"'{field}'");
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sb.Append(field);
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#endregion
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if (j != record.Fields.Length - 1)
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sb.Append(',');
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}
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@@ -127,11 +115,13 @@ public class MySqlDestination : IDisposable, IAsyncDisposable
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public void Dispose()
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{
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_conn.Close();
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_conn.Dispose();
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}
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public async ValueTask DisposeAsync()
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{
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await _conn.CloseAsync();
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await _conn.DisposeAsync();
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}
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}
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