ClickHouseClient
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Mutations Error
Hi, i got error when i use mutations operation delete like
using var cnn = new ClickHouseConnection(settings.ToString());
await cnn.OpenAsync().ConfigureAwait(false);
using var cmd = cnn.CreateCommand("INSERT INTO cktest SELECT @id, @name, 1");
cmd.Parameters.AddWithValue("id", 1);
cmd.Parameters.AddWithValue("name", "ok");
var text = cmd.CommandText;
var res = await cmd.ExecuteNonQueryAsync().ConfigureAwait(false);
using var cmd2 = cnn.CreateCommand("ALTER TABLE cktest delete WHERE id=@id");
cmd2.Parameters.AddWithValue("id", 1);
res = await cmd2.ExecuteNonQueryAsync().ConfigureAwait(false);
Error
Data still exist after i run detele code and I found mutations logs use "SELECT database,table, command, create_time, is_done FROM system.mutations LIMIT 10" , I got result like
database | table | command | create_time | is_done |
---|---|---|---|---|
default | cktest | DELETE WHERE id = (SELECT _d18374be9ae14385a55461be204f5a71.id FROM _d18374be9ae14385a55461be204f5a71) | 2022-03-20 17:17:45 | 0 |
the operation blocked and it may be because the error command
I got right result when i run "ALTER TABLE cktest DELETE WHERE id=1" in cli
The mutations logs like
database | table | command | create_time | is_done |
---|---|---|---|---|
default | cktest | DELETE WHERE id = 1 | 2022-03-20 17:18:25 | 1 |
Clickhouse Server Version: v22.2.3.5