protected bool InsertImpl(DataSource ds, ColumnMode mode, params DataColumn[] columns)
{
InsertBucket bucket = GetInsertSql(ds, mode, columns);
string sql = ds.Provider.BuildInsertSql(GetTableName(), bucket.Names, bucket.Values, bucket.Id);
return(InsertImpl(ds, sql, this, bucket.Parameters));
}
protected bool InsertOrReplaceImpl(DataSource ds, ColumnMode mode, params DataColumn[] columns)
{
if (ds.Provider.SupperReplace)
{
InsertBucket bucket = GetInsertSql(ds, mode, columns);
string sql = ds.Provider.BuildInsertOrReplaceSql(GetTableName(), bucket.Names, bucket.Values, bucket.Id);
return(ds.ExecuteNonQuery(sql, bucket.Parameters) > 0);
}
DataWhereQueue ps = null;
KeyValuePair <string, FieldInfo>[] pks = GetPrimaryKeys();
foreach (KeyValuePair <string, FieldInfo> pair in pks)
{
if (ps == null)
{
ps = new DataParameter(pair.Key, pair.Value.GetValue(this));
}
else
{
ps &= new DataParameter(pair.Key, pair.Value.GetValue(this));
}
}
if (ExecuteCount(ds, ps) > 0)
{
return(UpdateImpl(ds, mode, columns, ps) > 0);
}
return(InsertImpl(ds, mode, columns));
}
protected static bool InsertImpl <T>(T instance, DataSource ds, ColumnMode mode, params DataColumn[] columns) where T : DbTable
{
InsertBucket bucket = TDbTable <T> .GetInsertSql(ds, instance, mode, columns);
string sql = ds.Provider.BuildInsertSql(GetTableName <T>(), bucket.Names, bucket.Values, bucket.Id);
return(InsertImpl(ds, sql, instance, bucket.Parameters));
}
