Repair ClickHuse DBFrist ExistsTable

This commit is contained in:
dailyccc 2022-09-13 18:17:10 +08:00
parent a043d85bb8
commit b328bb1a2d

View File

@ -147,7 +147,7 @@ namespace FreeSql.ClickHouse
tbname = new[] { database, tbname[0] };
}
if (ignoreCase) tbname = tbname.Select(a => a.ToLower()).ToArray();
var sql = $" SELECT 1 FROM information_schema.TABLES WHERE {(ignoreCase ? "lower(table_schema)" : "table_schema")} = {_commonUtils.FormatSql("{0}", tbname[0])} and {(ignoreCase ? "lower(table_name)" : "table_name")} = {_commonUtils.FormatSql("{0}", tbname[1])}";
var sql = $" SELECT 1 FROM information_schema.tables WHERE {(ignoreCase ? "lower(table_schema)" : "table_schema")} = {_commonUtils.FormatSql("{0}", tbname[0])} and {(ignoreCase ? "lower(table_name)" : "table_name")} = {_commonUtils.FormatSql("{0}", tbname[1])}";
return string.Concat(_orm.Ado.ExecuteScalar(CommandType.Text, sql)) == "1";
}