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- 优化 MySql/Sqlite InsertOrUpdate + IfExistsDoNothing 简化 SQL insert ignore into；#1601

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This commit is contained in:
2881099 2023-08-24 23:56:28 +08:00
parent c6443b4683
commit dfb99d1822
5 changed files with 67 additions and 55 deletions
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6
Examples/base_entity/Program.cs
View File

@ -559,7 +559,7 @@ namespace base_entity
//.UseConnectionString(FreeSql.DataType.Firebird, @"database=localhost:D:\fbdata\EXAMPLES.fdb;user=sysdba;password=123456;max pool size=5")
//.UseQuoteSqlName(false)
//.UseConnectionString(FreeSql.DataType.MySql, "Data Source=127.0.0.1;Port=3306;User ID=root;Password=root;Initial Catalog=cccddd;Charset=utf8;SslMode=none;min pool size=1;Max pool size=3;AllowLoadLocalInfile=true")
.UseConnectionString(FreeSql.DataType.MySql, "Data Source=127.0.0.1;Port=3306;User ID=root;Password=root;Initial Catalog=cccddd;Charset=utf8;SslMode=none;min pool size=1;Max pool size=3;AllowLoadLocalInfile=true")
//.UseConnectionString(FreeSql.DataType.SqlServer, "Data Source=.;Integrated Security=True;Initial Catalog=freesqlTest;Pooling=true;Max Pool Size=3;TrustServerCertificate=true")
@ -602,8 +602,8 @@ namespace base_entity
var dict = new List<Dictionary<string, object>>();
Dictionary<string, object> d = new Dictionary<string, object>();
d.Add("id", 1);
d.Add("name", "name1");
d.Add("id", 2);
d.Add("name", "name2");
dict.Add(d);
var testx01 = fsql.InsertOrUpdateDict(dict).AsTable("table222zzz").WherePrimary("id").IfExistsDoNothing().ToSql();
fsql.InsertOrUpdateDict(dict).AsTable("table222zzz").WherePrimary("id").IfExistsDoNothing().ExecuteAffrows();

29
Providers/FreeSql.Provider.Custom/MySql/Curd/CustomMySqlInsertOrUpdate.cs
View File

@ -87,19 +87,22 @@ namespace FreeSql.Custom.MySql
else
{
if (_tempPrimarys.Any() == false) throw new Exception(CoreStrings.Entity_Must_Primary_Key("fsql.InsertOrUpdate + IfExistsDoNothing + MySql ", _table.CsName));
sql = insert.ToSqlValuesOrSelectUnionAllExtension101(false, (rowd, idx, sb) =>
{
sb.Append(" \r\n FROM dual WHERE NOT EXISTS(");
if (typeof(T1) == typeof(Dictionary<string, object>) && rowd is T1 dict)
sb.Append($"SELECT 1 FROM {_commonUtils.QuoteSqlName(_tableRule(null))} WHERE {_commonUtils.WhereItems<T1>(_tempPrimarys, "", new T1[] { dict })})");
else
sb.Append(
_orm.Select<T1>()
.AsTable((_, __) => _tableRule?.Invoke(__)).AsType(_table.Type)
.DisableGlobalFilter()
.WhereDynamic(rowd)
.Limit(1).ToSql("1").Replace(" \r\n", " \r\n ")).Append(")");
});
sql = insert.ToSqlValuesOrSelectUnionAll();
if (sql?.StartsWith("INSERT INTO ") == true)
sql = $"INSERT IGNORE INTO {sql.Substring(12)}";
//sql = insert.ToSqlValuesOrSelectUnionAllExtension101(false, (rowd, idx, sb) =>
//{
// sb.Append(" \r\n FROM dual WHERE NOT EXISTS(");
// if (typeof(T1) == typeof(Dictionary<string, object>) && rowd is T1 dict)
// sb.Append($"SELECT 1 FROM {_commonUtils.QuoteSqlName(_tableRule(null))} WHERE {_commonUtils.WhereItems<T1>(_tempPrimarys, "", new T1[] { dict })})");
// else
// sb.Append(
// _orm.Select<T1>()
// .AsTable((_, __) => _tableRule?.Invoke(__)).AsType(_table.Type)
// .DisableGlobalFilter()
// .WhereDynamic(rowd)
// .Limit(1).ToSql("1").Replace(" \r\n", " \r\n ")).Append(")");
//});
}
}
if (string.IsNullOrEmpty(sql)) return null;

29
Providers/FreeSql.Provider.MySql/Curd/MySqlInsertOrUpdate.cs
View File

@ -87,19 +87,22 @@ namespace FreeSql.MySql.Curd
else
{
if (_tempPrimarys.Any() == false) throw new Exception(CoreStrings.Entity_Must_Primary_Key("fsql.InsertOrUpdate + IfExistsDoNothing + MySql ", _table.CsName));
sql = insert.ToSqlValuesOrSelectUnionAllExtension101(false, (rowd, idx, sb) =>
{
sb.Append(" \r\n FROM dual WHERE NOT EXISTS(");
if (typeof(T1) == typeof(Dictionary<string, object>) && rowd is T1 dict)
sb.Append($"SELECT 1 FROM {_commonUtils.QuoteSqlName(_tableRule(null))} WHERE {_commonUtils.WhereItems<T1>(_tempPrimarys, "", new T1[] { dict })})");
else
sb.Append(
_orm.Select<T1>()
.AsTable((_, __) => _tableRule?.Invoke(__)).AsType(_table.Type)
.DisableGlobalFilter()
.WhereDynamic(rowd)
.Limit(1).ToSql("1").Replace(" \r\n", " \r\n ")).Append(")");
});
sql = insert.ToSqlValuesOrSelectUnionAll();
if (sql?.StartsWith("INSERT INTO ") == true)
sql = $"INSERT IGNORE INTO {sql.Substring(12)}";
//sql = insert.ToSqlValuesOrSelectUnionAllExtension101(false, (rowd, idx, sb) =>
//{
// sb.Append(" \r\n FROM dual WHERE NOT EXISTS(");
// if (typeof(T1) == typeof(Dictionary<string, object>) && rowd is T1 dict)
// sb.Append($"SELECT 1 FROM {_commonUtils.QuoteSqlName(_tableRule(null))} WHERE {_commonUtils.WhereItems<T1>(_tempPrimarys, "", new T1[] { dict })})");
// else
// sb.Append(
// _orm.Select<T1>()
// .AsTable((_, __) => _tableRule?.Invoke(__)).AsType(_table.Type)
// .DisableGlobalFilter()
// .WhereDynamic(rowd)
// .Limit(1).ToSql("1").Replace(" \r\n", " \r\n ")).Append(")");
//});
}
}
if (string.IsNullOrEmpty(sql)) return null;

29
Providers/FreeSql.Provider.Odbc/MySql/Curd/OdbcMySqlInsertOrUpdate.cs
View File

@ -87,19 +87,22 @@ namespace FreeSql.Odbc.MySql
else
{
if (_tempPrimarys.Any() == false) throw new Exception(CoreStrings.Entity_Must_Primary_Key("fsql.InsertOrUpdate + IfExistsDoNothing + MySql ", _table.CsName));
sql = insert.ToSqlValuesOrSelectUnionAllExtension101(false, (rowd, idx, sb) =>
{
sb.Append(" \r\n FROM dual WHERE NOT EXISTS(");
if (typeof(T1) == typeof(Dictionary<string, object>) && rowd is T1 dict)
sb.Append($"SELECT 1 FROM {_commonUtils.QuoteSqlName(_tableRule(null))} WHERE {_commonUtils.WhereItems<T1>(_tempPrimarys, "", new T1[] { dict })})");
else
sb.Append(
_orm.Select<T1>()
.AsTable((_, __) => _tableRule?.Invoke(__)).AsType(_table.Type)
.DisableGlobalFilter()
.WhereDynamic(rowd)
.Limit(1).ToSql("1").Replace(" \r\n", " \r\n ")).Append(")");
});
sql = insert.ToSqlValuesOrSelectUnionAll();
if (sql?.StartsWith("INSERT INTO ") == true)
sql = $"INSERT IGNORE INTO {sql.Substring(12)}";
//sql = insert.ToSqlValuesOrSelectUnionAllExtension101(false, (rowd, idx, sb) =>
//{
// sb.Append(" \r\n FROM dual WHERE NOT EXISTS(");
// if (typeof(T1) == typeof(Dictionary<string, object>) && rowd is T1 dict)
// sb.Append($"SELECT 1 FROM {_commonUtils.QuoteSqlName(_tableRule(null))} WHERE {_commonUtils.WhereItems<T1>(_tempPrimarys, "", new T1[] { dict })})");
// else
// sb.Append(
// _orm.Select<T1>()
// .AsTable((_, __) => _tableRule?.Invoke(__)).AsType(_table.Type)
// .DisableGlobalFilter()
// .WhereDynamic(rowd)
// .Limit(1).ToSql("1").Replace(" \r\n", " \r\n ")).Append(")");
//});
}
}
if (string.IsNullOrEmpty(sql)) return null;

29
Providers/FreeSql.Provider.Sqlite/Curd/SqliteInsertOrUpdate.cs
View File

@ -59,23 +59,26 @@ namespace FreeSql.Sqlite.Curd
if (_updateIgnore.Any()) throw new Exception(CoreStrings.S_InsertOrUpdate_Unable_UpdateColumns);
sql = insert.ToSql();
if (sql?.StartsWith("INSERT INTO ") == true)
sql = $"REPLACE INTO {sql.Substring("INSERT INTO ".Length)}";
sql = $"INSERT OR REPLACE INTO {sql.Substring(12)}";
}
else
{
if (_tempPrimarys.Any() == false) throw new Exception(CoreStrings.Entity_Must_Primary_Key("fsql.InsertOrUpdate + IfExistsDoNothing + Sqlite ", _table.CsName));
sql = insert.ToSqlValuesOrSelectUnionAllExtension101(false, (rowd, idx, sb) => {
sb.Append(" \r\n WHERE NOT EXISTS(");
if (typeof(T1) == typeof(Dictionary<string, object>) && rowd is T1 dict)
sb.Append($"SELECT 1 FROM {_commonUtils.QuoteSqlName(_tableRule(null))} WHERE {_commonUtils.WhereItems<T1>(_tempPrimarys, "", new T1[] { dict })})");
else
sb.Append(
_orm.Select<T1>()
.AsTable((_, __) => _tableRule?.Invoke(__)).AsType(_table.Type)
.DisableGlobalFilter()
.WhereDynamic(rowd)
.Limit(1).ToSql("1").Replace(" \r\n", " \r\n ")).Append(")");
});
sql = insert.ToSql();
if (sql?.StartsWith("INSERT INTO ") == true)
sql = $"INSERT OR IGNORE INTO {sql.Substring(12)}";
//sql = insert.ToSqlValuesOrSelectUnionAllExtension101(false, (rowd, idx, sb) => {
// sb.Append(" \r\n WHERE NOT EXISTS(");
// if (typeof(T1) == typeof(Dictionary<string, object>) && rowd is T1 dict)
// sb.Append($"SELECT 1 FROM {_commonUtils.QuoteSqlName(_tableRule(null))} WHERE {_commonUtils.WhereItems<T1>(_tempPrimarys, "", new T1[] { dict })})");
// else
// sb.Append(
// _orm.Select<T1>()
// .AsTable((_, __) => _tableRule?.Invoke(__)).AsType(_table.Type)
// .DisableGlobalFilter()
// .WhereDynamic(rowd)
// .Limit(1).ToSql("1").Replace(" \r\n", " \r\n ")).Append(")");
//});
}
}
if (string.IsNullOrEmpty(sql)) return null;