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<?php |
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namespace Staudenmeir\LaravelUpsert\Query\Grammars; |
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use Illuminate\Database\Query\Builder; |
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use Illuminate\Database\Query\Grammars\SqlServerGrammar as Base; |
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class SqlServerGrammar extends Base |
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{ |
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use CompilesUpsertQueries; |
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/** |
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* Compile an "upsert" statement into SQL. |
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* |
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* @param \Illuminate\Database\Query\Builder $query |
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* @param array $values |
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* @param array $target |
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* @param array $update |
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* @return string |
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*/ |
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public function compileUpsert(Builder $query, array $values, array $target, array $update) |
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{ |
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return $this->compileMerge($query, $values, $target, $update); |
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} |
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/** |
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* Compile an "insert ignore" statement into SQL. |
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* |
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* @param \Illuminate\Database\Query\Builder $query |
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* @param array $values |
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* @param array $target |
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* @return string |
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*/ |
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public function compileInsertIgnore(Builder $query, array $values, array $target) |
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{ |
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return $this->compileMerge($query, $values, $target); |
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} |
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/** |
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* Compile a "merge" statement into SQL. |
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* |
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* @param \Illuminate\Database\Query\Builder $query |
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* @param array $values |
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* @param array $target |
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* @param array|null $update |
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* @return string |
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*/ |
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public function compileMerge(Builder $query, array $values, array $target, array $update = null) |
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{ |
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$columns = $this->columnize(array_keys(reset($values))); |
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$sql = 'merge '.$this->wrapTable($query->from).' '; |
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$parameters = collect($values)->map(function ($record) { |
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return '('.$this->parameterize($record).')'; |
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})->implode(', '); |
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$sql .= 'using (values '.$parameters.') '.$this->wrapTable('laravel_source').' ('.$columns.') '; |
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$on = collect($target)->map(function ($column) use ($query) { |
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return $this->wrap('laravel_source.'.$column).' = '.$this->wrap($query->from.'.'.$column); |
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})->implode(' and '); |
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$sql .= 'on '.$on.' '; |
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if ($update) { |
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$update = collect($update)->map(function ($value, $key) { |
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return is_numeric($key) |
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? $this->wrap($value).' = '.$this->wrap('laravel_source.'.$value) |
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: $this->wrap($key).' = '.$this->parameter($value); |
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})->implode(', '); |
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$sql .= 'when matched then update set '.$update.' '; |
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} |
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$sql .= 'when not matched then insert ('.$columns.') values ('.$columns.');'; |
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return $sql; |
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} |
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} |
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staudenmeir /
laravel-upsert
