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morm
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add a Select::distinct flag

This commit is contained in:
Tomasz Sowa 2023-02-28 03:37:20 +01:00
parent dee48ea2b5
commit 1821c562f7
Signed by: tomasz.sowa
GPG Key ID: 662CC1438638588B
2 changed files with 16 additions and 4 deletions
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12
src/finder.h
View File

@ -5,7 +5,7 @@
*/
/*
* Copyright (c) 2018-2022, Tomasz Sowa
* Copyright (c) 2018-2023, Tomasz Sowa
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -170,7 +170,7 @@ public:
if( !select_flags.is_no_auto_generated_columns() )
{
generate_standard_select();
generate_standard_select(select_flags);
}
return *this;
@ -1234,13 +1234,19 @@ protected:
}
virtual void generate_standard_select()
virtual void generate_standard_select(const Select & select_flags)
{
if( model_connector && out_stream && db_expression && model.model_env )
{
model.model_env->has_autogenerated_select = true;
(*out_stream) << "SELECT ";
if( select_flags.is_distinct() )
{
(*out_stream) << "DISTINCT ";
}
model.generate_select_columns(*out_stream);
(*out_stream) << " FROM ";

8
src/select.h
View File

@ -5,7 +5,7 @@
*/
/*
* Copyright (c) 2022, Tomasz Sowa
* Copyright (c) 2022-2023, Tomasz Sowa
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@ -50,6 +50,7 @@ public:
default_type = 0,
no_auto_generated_columns = 1,
with_rows_counter = 2,
distinct = 4,
};
@ -117,6 +118,11 @@ public:
}
bool is_distinct() const
{
return is_flag_set(distinct);
}
};
}