Add "upsertUsing" method to query builder

src/Illuminate/Database/Query/Builder.php

@@ -3574,6 +3574,44 @@ public function upsert(array $values, $uniqueBy, $update = null)
         );
     }
 
+    /**
+     * Insert new records or update the existing ones using a subquery.
+     *
+     * @param  array  $columns
+     * @param  \Closure|\Illuminate\Database\Query\Builder|\Illuminate\Database\Eloquent\Builder|string  $query
+     * @param  array|string  $uniqueBy
+     * @param  array|null  $update
+     * @return int
+     */
+    public function upsertUsing(array $columns, $query, $uniqueBy, $update = null)
+    {
+        if (empty($columns)) {
+            return 0;
+        }
+
+        if ($update === []) {
+            return (int) $this->insertUsing($columns, $query);
+        }
+
+        $update ??= $columns;
+
+        $this->applyBeforeQueryCallbacks();
+
+        [$sql, $bindings] = $this->createSub($query);
+
+        $bindings = $this->cleanBindings(array_merge(
+            $bindings,
+            collect($update)->reject(function ($value, $key) {
+                return is_int($key);
+            })->all()
+        ));
+
+        return $this->connection->affectingStatement(
+            $this->grammar->compileUpsertUsing($this, $columns, $sql, (array) $uniqueBy, $update),
+            $bindings
+        );
+    }
+
     /**
      * Increment a column's value by a given amount.
      *

src/Illuminate/Database/Query/Grammars/Grammar.php

@@ -1206,6 +1206,24 @@ public function compileUpsert(Builder $query, array $values, array $uniqueBy, ar
         throw new RuntimeException('This database engine does not support upserts.');
     }
 
+    /**
+     * Compile an "upsert" statement using a subquery into SQL.
+     *
+     * @param  \Illuminate\Database\Query\Builder  $query
+     * @param  array  $values
+     * @param  array  $columns
+     * @param  string  $sql
+     * @param  array  $uniqueBy
+     * @param  array  $update
+     * @return string
+     *
+     * @throws \RuntimeException
+     */
+    public function compileUpsertUsing(Builder $query, array $columns, string $sql, array $uniqueBy, array $update)
+    {
+        throw new RuntimeException('This database engine does not support upserts.');
+    }
+
     /**
      * Prepare the bindings for an update statement.
      *

src/Illuminate/Database/Query/Grammars/MySqlGrammar.php

@@ -268,6 +268,41 @@ public function compileUpsert(Builder $query, array $values, array $uniqueBy, ar
         return $sql.$columns;
     }
 
+    /**
+     * Compile an "upsert" statement using a subquery into SQL.
+     *
+     * @param  \Illuminate\Database\Query\Builder  $query
+     * @param  array  $columns
+     * @param  string  $sql
+     * @param  array  $uniqueBy
+     * @param  array  $update
+     * @return string
+     */
+    public function compileUpsertUsing(Builder $query, array $columns, string $sql, array $uniqueBy, array $update)
+    {
+        $useUpsertAlias = $query->connection->getConfig('use_upsert_alias');
+
+        $sql = $this->compileInsertUsing($query, $columns, $sql);
+
+        if ($useUpsertAlias) {
+            $sql .= ' as laravel_upsert_alias';
+        }
+
+        $sql .= ' on duplicate key update ';
+
+        $columns = collect($update)->map(function ($value, $key) use ($useUpsertAlias) {
+            if (! is_numeric($key)) {
+                return $this->wrap($key).' = '.$this->parameter($value);
+            }
+
+            return $useUpsertAlias
+                ? $this->wrap($value).' = '.$this->wrap('laravel_upsert_alias').'.'.$this->wrap($value)
+                : $this->wrap($value).' = values('.$this->wrap($value).')';
+        })->implode(', ');
+
+        return $sql.$columns;
+    }
+
     /**
      * Compile a "lateral join" clause.
      *

src/Illuminate/Database/Query/Grammars/PostgresGrammar.php

@@ -410,6 +410,31 @@ public function compileUpsert(Builder $query, array $values, array $uniqueBy, ar
         return $sql.$columns;
     }
 
+    /**
+     * Compile an "upsert" statement using a subquery into SQL.
+     *
+     * @param  \Illuminate\Database\Query\Builder  $query
+     * @param  array  $columns
+     * @param  string  $sql
+     * @param  array  $uniqueBy
+     * @param  array  $update
+     * @return string
+     */
+    public function compileUpsertUsing(Builder $query, array $columns, string $sql, array $uniqueBy, array $update)
+    {
+        $sql = $this->compileInsertUsing($query, $columns, $sql);
+
+        $sql .= ' on conflict ('.$this->columnize($uniqueBy).') do update set ';
+
+        $columns = collect($update)->map(function ($value, $key) {
+            return is_numeric($key)
+                ? $this->wrap($value).' = '.$this->wrap('excluded').'.'.$this->wrap($value)
+                : $this->wrap($key).' = '.$this->parameter($value);
+        })->implode(', ');
+
+        return $sql.$columns;
+    }
+
     /**
      * Compile a "lateral join" clause.
      *

src/Illuminate/Database/Query/Grammars/SQLiteGrammar.php

@@ -271,6 +271,31 @@ public function compileUpsert(Builder $query, array $values, array $uniqueBy, ar
         return $sql.$columns;
     }
 
+    /**
+     * Compile an "upsert" statement using a subquery into SQL.
+     *
+     * @param  \Illuminate\Database\Query\Builder  $query
+     * @param  array  $columns
+     * @param  string  $sql
+     * @param  array  $uniqueBy
+     * @param  array  $update
+     * @return string
+     */
+    public function compileUpsertUsing(Builder $query, array $columns, string $sql, array $uniqueBy, array $update)
+    {
+        $sql = $this->compileInsertUsing($query, $columns, $sql);
+
+        $sql .= ' on conflict (' . $this->columnize($uniqueBy) . ') do update set ';
+
+        $columns = collect($update)->map(function ($value, $key) {
+            return is_numeric($key)
+                ? $this->wrap($value) . ' = ' . $this->wrap('excluded') . '.' . $this->wrap($value)
+                : $this->wrap($key) . ' = ' . $this->parameter($value);
+        })->implode(', ');
+
+        return $sql . $columns;
+    }
+
     /**
      * Group the nested JSON columns.
      *

src/Illuminate/Database/Query/Grammars/SqlServerGrammar.php

@@ -429,6 +429,45 @@ public function compileUpsert(Builder $query, array $values, array $uniqueBy, ar
         return $sql;
     }
 
+    /**
+     * Compile an "upsert" statement using a subquery into SQL.
+     *
+     * @param  \Illuminate\Database\Query\Builder  $query
+     * @param  array  $columns
+     * @param  string  $sql
+     * @param  array  $uniqueBy
+     * @param  array  $update
+     * @return string
+     */
+    public function compileUpsertUsing(Builder $query, array $columns, string $sql, array $uniqueBy, array $update)
+    {
+        $compiledSql = 'merge '.$this->wrapTable($query->from).' ';
+
+        $columns = $this->columnize($columns);
+
+        $compiledSql .= 'using ('.$sql.') '.$this->wrapTable('laravel_source').' ('.$columns.') ';
+
+        $on = collect($uniqueBy)->map(function ($column) use ($query) {
+            return $this->wrap('laravel_source.'.$column).' = '.$this->wrap($query->from.'.'.$column);
+        })->implode(' and ');
+
+        $compiledSql .= 'on '.$on.' ';
+
+        if ($update) {
+            $update = collect($update)->map(function ($value, $key) {
+                return is_numeric($key)
+                    ? $this->wrap($value).' = '.$this->wrap('laravel_source.'.$value)
+                    : $this->wrap($key).' = '.$this->parameter($value);
+            })->implode(', ');
+
+            $compiledSql .= 'when matched then update set '.$update.' ';
+        }
+
+        $compiledSql .= 'when not matched then insert ('.$columns.') values ('.$columns .');';
+
+        return $compiledSql;
+    }
+
     /**
      * Prepare the bindings for an update statement.
      *

tests/Database/DatabaseQueryBuilderTest.php

@@ -3263,6 +3263,154 @@ public function testUpsertMethodWithUpdateColumns()
         $this->assertEquals(2, $result);
     }
 
+    public function testUpsertUsingMethod()
+    {
+        $builder = $this->getMySqlBuilder();
+        $builder->getConnection()
+            ->shouldReceive('getDatabaseName')->andReturn('test')
+            ->shouldReceive('getConfig')->with('use_upsert_alias')->andReturn(false)
+            ->shouldReceive('affectingStatement')->once()->with('insert into `users` (`email`, `name`) select `column1`, `column2` from `table2` where `foreign_id` = ? on duplicate key update `email` = values(`email`), `name` = values(`name`)', [5])->andReturn(2);
+        $result = $builder->from('users')->upsertUsing(['email', 'name'], function (Builder $query) {
+            $query->select(['column1', 'column2'])->from('table2')->where('foreign_id', '=', 5);
+        }, 'email');
+        $this->assertEquals(2, $result);
+
+        $builder = $this->getMySqlBuilder();
+        $builder->getConnection()
+            ->shouldReceive('getDatabaseName')->andReturn('test')
+            ->shouldReceive('getConfig')->with('use_upsert_alias')->andReturn(true)
+            ->shouldReceive('affectingStatement')->once()->with('insert into `users` (`email`, `name`) select `column1`, `column2` from `table2` where `foreign_id` = ? as laravel_upsert_alias on duplicate key update `email` = `laravel_upsert_alias`.`email`, `name` = `laravel_upsert_alias`.`name`', [5])->andReturn(2);
+        $result = $builder->from('users')->upsertUsing(['email', 'name'], function (Builder $query) {
+            $query->select(['column1', 'column2'])->from('table2')->where('foreign_id', '=', 5);
+        }, 'email');
+        $this->assertEquals(2, $result);
+
+        $builder = $this->getPostgresBuilder();
+        $builder->getConnection()->shouldReceive('affectingStatement')->once()->with('insert into "users" ("email", "name") select "column1", "column2" from "table2" where "foreign_id" = ? on conflict ("email") do update set "email" = "excluded"."email", "name" = "excluded"."name"', [5])->andReturn(2);
+        $result = $builder->from('users')->upsertUsing(['email', 'name'], function (Builder $query) {
+            $query->select(['column1', 'column2'])->from('table2')->where('foreign_id', '=', 5);
+        }, 'email');
+        $this->assertEquals(2, $result);
+
+        $builder = $this->getSQLiteBuilder();
+        $builder->getConnection()
+            ->shouldReceive('getDatabaseName')->andReturn('test')
+            ->shouldReceive('affectingStatement')->once()->with('insert into "users" ("email", "name") select "column1", "column2" from "table2" where "foreign_id" = ? on conflict ("email") do update set "email" = "excluded"."email", "name" = "excluded"."name"', [5])->andReturn(2);
+        $result = $builder->from('users')->upsertUsing(['email', 'name'], function (Builder $query) {
+            $query->select(['column1', 'column2'])->from('table2')->where('foreign_id', '=', 5);
+        }, 'email');
+        $this->assertEquals(2, $result);
+
+        $builder = $this->getSqlServerBuilder();
+        $builder->getConnection()->shouldReceive('affectingStatement')->once()->with('merge [users] using (select [column1], [column2] from [table2] where [foreign_id] = ?) [laravel_source] ([email], [name]) on [laravel_source].[email] = [users].[email] when matched then update set [email] = [laravel_source].[email], [name] = [laravel_source].[name] when not matched then insert ([email], [name]) values ([email], [name]);', [5])->andReturn(2);
+        $result = $builder->from('users')->upsertUsing(['email', 'name'], function (Builder $query) {
+            $query->select(['column1', 'column2'])->from('table2')->where('foreign_id', '=', 5);
+        }, 'email');
+        $this->assertEquals(2, $result);
+    }
+
+    public function testUpsertUsingMethodWithUpdateColumns()
+    {
+        $builder = $this->getMySqlBuilder();
+        $builder->getConnection()
+            ->shouldReceive('getDatabaseName')->andReturn('test')
+            ->shouldReceive('getConfig')->with('use_upsert_alias')->andReturn(false)
+            ->shouldReceive('affectingStatement')->once()->with('insert into `users` (`email`, `name`) select `column1`, `column2` from `table2` on duplicate key update `name` = values(`name`)', [])->andReturn(1);
+        $result = $builder->from('users')->upsertUsing(['email', 'name'], function (Builder $query) {
+            $query->select(['column1', 'column2'])->from('table2');
+        }, 'email', ['name']);
+        $this->assertEquals(1, $result);
+
+        $builder = $this->getMySqlBuilder();
+        $builder->getConnection()
+            ->shouldReceive('getDatabaseName')->andReturn('test')
+            ->shouldReceive('getConfig')->with('use_upsert_alias')->andReturn(false)
+            ->shouldReceive('affectingStatement')->once()->with('insert into `users` (`email`, `name`) select `column1`, `column2` from `table2` on duplicate key update `name` = ?', ['New name'])->andReturn(1);
+        $result = $builder->from('users')->upsertUsing(['email', 'name'], function (Builder $query) {
+            $query->select(['column1', 'column2'])->from('table2');
+        }, 'email', ['name' => 'New name']);
+        $this->assertEquals(1, $result);
+
+        $builder = $this->getMySqlBuilder();
+        $builder->getConnection()
+            ->shouldReceive('getDatabaseName')->andReturn('test')
+            ->shouldReceive('getConfig')->with('use_upsert_alias')->andReturn(false)
+            ->shouldReceive('affectingStatement')->once()->with('insert into `users` (`email`, `name`) select `column1`, `column2` from `table2` on duplicate key update `name` = concat(`name`, " 2")', [])->andReturn(1);
+        $result = $builder->from('users')->upsertUsing(['email', 'name'], function (Builder $query) {
+            $query->select(['column1', 'column2'])->from('table2');
+        }, 'email', ['name' => new Raw('concat(`name`, " 2")')]);
+        $this->assertEquals(1, $result);
+
+        $builder = $this->getPostgresBuilder();
+        $builder->getConnection()->shouldReceive('affectingStatement')->once()->with('insert into "users" ("email", "name") select "column1", "column2" from "table2" on conflict ("email") do update set "name" = "excluded"."name"', [])->andReturn(1);
+        $result = $builder->from('users')->upsertUsing(['email', 'name'], function (Builder $query) {
+            $query->select(['column1', 'column2'])->from('table2');
+        }, 'email', ['name']);
+        $this->assertEquals(1, $result);
+
+        $builder = $this->getPostgresBuilder();
+        $builder->getConnection()->shouldReceive('affectingStatement')->once()->with('insert into "users" ("email", "name") select "column1", "column2" from "table2" on conflict ("email") do update set "name" = ?', ['New name'])->andReturn(1);
+        $result = $builder->from('users')->upsertUsing(['email', 'name'], function (Builder $query) {
+            $query->select(['column1', 'column2'])->from('table2');
+        }, 'email', ['name' => 'New name']);
+        $this->assertEquals(1, $result);
+
+        $builder = $this->getPostgresBuilder();
+        $builder->getConnection()->shouldReceive('affectingStatement')->once()->with('insert into "users" ("email", "name") select "column1", "column2" from "table2" on conflict ("email") do update set "name" = concat("name", \' 2\')', [])->andReturn(1);
+        $result = $builder->from('users')->upsertUsing(['email', 'name'], function (Builder $query) {
+            $query->select(['column1', 'column2'])->from('table2');
+        }, 'email', ['name' => new Raw('concat("name", \' 2\')')]);
+        $this->assertEquals(1, $result);
+
+        $builder = $this->getSQLiteBuilder();
+        $builder->getConnection()
+            ->shouldReceive('getDatabaseName')->andReturn('test')
+            ->shouldReceive('affectingStatement')->once()->with('insert into "users" ("email", "name") select "column1", "column2" from "table2" on conflict ("email") do update set "name" = "excluded"."name"', [])->andReturn(1);
+        $result = $builder->from('users')->upsertUsing(['email', 'name'], function (Builder $query) {
+            $query->select(['column1', 'column2'])->from('table2');
+        }, 'email', ['name']);
+        $this->assertEquals(1, $result);
+
+        $builder = $this->getSQLiteBuilder();
+        $builder->getConnection()
+            ->shouldReceive('getDatabaseName')->andReturn('test')
+            ->shouldReceive('affectingStatement')->once()->with('insert into "users" ("email", "name") select "column1", "column2" from "table2" on conflict ("email") do update set "name" = ?', ['New name'])->andReturn(1);
+        $result = $builder->from('users')->upsertUsing(['email', 'name'], function (Builder $query) {
+            $query->select(['column1', 'column2'])->from('table2');
+        }, 'email', ['name' => 'New name']);
+        $this->assertEquals(1, $result);
+
+        $builder = $this->getSQLiteBuilder();
+        $builder->getConnection()
+            ->shouldReceive('getDatabaseName')->andReturn('test')
+            ->shouldReceive('affectingStatement')->once()->with('insert into "users" ("email", "name") select "column1", "column2" from "table2" on conflict ("email") do update set "name" = concat("name", \' 2\')', [])->andReturn(1);
+        $result = $builder->from('users')->upsertUsing(['email', 'name'], function (Builder $query) {
+            $query->select(['column1', 'column2'])->from('table2');
+        }, 'email', ['name' => new Raw('concat("name", \' 2\')')]);
+        $this->assertEquals(1, $result);
+
+        $builder = $this->getSqlServerBuilder();
+        $builder->getConnection()->shouldReceive('affectingStatement')->once()->with('merge [users] using (select [column1], [column2] from [table2]) [laravel_source] ([email], [name]) on [laravel_source].[email] = [users].[email] when matched then update set [name] = [laravel_source].[name] when not matched then insert ([email], [name]) values ([email], [name]);', [])->andReturn(1);
+        $result = $builder->from('users')->upsertUsing(['email', 'name'], function (Builder $query) {
+            $query->select(['column1', 'column2'])->from('table2');
+        }, 'email', ['name']);
+        $this->assertEquals(1, $result);
+
+        $builder = $this->getSqlServerBuilder();
+        $builder->getConnection()->shouldReceive('affectingStatement')->once()->with('merge [users] using (select [column1], [column2] from [table2]) [laravel_source] ([email], [name]) on [laravel_source].[email] = [users].[email] when matched then update set [name] = ? when not matched then insert ([email], [name]) values ([email], [name]);', ['New name'])->andReturn(1);
+        $result = $builder->from('users')->upsertUsing(['email', 'name'], function (Builder $query) {
+            $query->select(['column1', 'column2'])->from('table2');
+        }, 'email', ['name' => 'New name']);
+        $this->assertEquals(1, $result);
+
+        $builder = $this->getSqlServerBuilder();
+        $builder->getConnection()->shouldReceive('affectingStatement')->once()->with('merge [users] using (select [column1], [column2] from [table2]) [laravel_source] ([email], [name]) on [laravel_source].[email] = [users].[email] when matched then update set [name] = concat([name], " 2") when not matched then insert ([email], [name]) values ([email], [name]);', [])->andReturn(1);
+        $result = $builder->from('users')->upsertUsing(['email', 'name'], function (Builder $query) {
+            $query->select(['column1', 'column2'])->from('table2');
+        }, 'email', ['name' => new Raw('concat([name], " 2")')]);
+        $this->assertEquals(1, $result);
+    }
+
     public function testUpdateMethodWithJoins()
     {
         $builder = $this->getBuilder();