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<?php |
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declare(strict_types=1); |
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namespace Umbrellio\Postgres\Schema\Grammars; |
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use Illuminate\Database\Schema\Blueprint; |
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use Illuminate\Database\Schema\Grammars\PostgresGrammar as BasePostgresGrammar; |
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use Illuminate\Support\Fluent; |
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use Umbrellio\Postgres\Compilers\AttachPartitionCompiler; |
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use Umbrellio\Postgres\Compilers\CheckCompiler; |
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use Umbrellio\Postgres\Compilers\CreateCompiler; |
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use Umbrellio\Postgres\Compilers\ExcludeCompiler; |
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use Umbrellio\Postgres\Compilers\UniqueCompiler; |
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use Umbrellio\Postgres\Schema\Builders\Constraints\Check\CheckBuilder; |
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use Umbrellio\Postgres\Schema\Builders\Constraints\Exclude\ExcludeBuilder; |
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use Umbrellio\Postgres\Schema\Builders\Indexes\Unique\UniqueBuilder; |
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use Umbrellio\Postgres\Schema\Builders\Indexes\Unique\UniquePartialBuilder; |
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use Umbrellio\Postgres\Schema\Types\DateRangeType; |
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use Umbrellio\Postgres\Schema\Types\NumericType; |
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use Umbrellio\Postgres\Schema\Types\TsRangeType; |
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class PostgresGrammar extends BasePostgresGrammar |
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{ |
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public function compileCreate(Blueprint $blueprint, Fluent $command): string |
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{ |
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$like = $this->getCommandByName($blueprint, 'like'); |
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$ifNotExists = $this->getCommandByName($blueprint, 'ifNotExists'); |
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return CreateCompiler::compile( |
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$this, |
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$blueprint, |
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$this->getColumns($blueprint), |
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compact('like', 'ifNotExists') |
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); |
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} |
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public function compileAttachPartition(Blueprint $blueprint, Fluent $command): string |
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{ |
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return AttachPartitionCompiler::compile($this, $blueprint, $command); |
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} |
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public function compileDetachPartition(Blueprint $blueprint, Fluent $command): string |
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{ |
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return sprintf('alter table %s detach partition %s', |
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$this->wrapTable($blueprint), |
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$command->get('partition') |
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); |
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} |
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public function compileCreateView(/** @scrutinizer ignore-unused */ Blueprint $blueprint, Fluent $command): string |
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{ |
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$materialize = $command->get('materialize') ? 'materialized' : ''; |
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return implode(' ', array_filter([ |
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'create', |
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$materialize, |
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'view', |
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$this->wrapTable($command->get('view')), |
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'as', |
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$command->get('select'), |
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])); |
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} |
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public function compileDropView(/** @scrutinizer ignore-unused */ Blueprint $blueprint, Fluent $command): string |
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{ |
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return 'drop view ' . $this->wrapTable($command->get('view')); |
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} |
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public function compileViewExists(): string |
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{ |
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return 'select * from information_schema.views where table_schema = ? and table_name = ?'; |
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} |
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public function compileForeignKeysListing(string $tableName): string |
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{ |
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return sprintf(" |
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SELECT |
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kcu.column_name as source_column_name, |
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ccu.table_name AS target_table_name, |
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ccu.column_name AS target_column_name |
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FROM |
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information_schema.table_constraints AS tc |
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JOIN information_schema.key_column_usage AS kcu |
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ON tc.constraint_name = kcu.constraint_name |
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AND tc.table_schema = kcu.table_schema |
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JOIN information_schema.constraint_column_usage AS ccu |
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ON ccu.constraint_name = tc.constraint_name |
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AND ccu.table_schema = tc.table_schema |
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WHERE tc.constraint_type = 'FOREIGN KEY' AND tc.table_name='%s'; |
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", $tableName); |
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} |
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public function compileViewDefinition(): string |
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{ |
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return 'select view_definition from information_schema.views where table_schema = ? and table_name = ?'; |
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} |
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public function compileUniquePartial(Blueprint $blueprint, UniqueBuilder $command): string |
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{ |
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$constraints = $command->get('constraints'); |
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if ($constraints instanceof UniquePartialBuilder) { |
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return UniqueCompiler::compile($this, $blueprint, $command, $constraints); |
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} |
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return $this->compileUnique($blueprint, $command); |
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} |
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public function compileExclude(Blueprint $blueprint, ExcludeBuilder $command): string |
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{ |
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return ExcludeCompiler::compile($this, $blueprint, $command); |
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} |
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public function compileCheck(Blueprint $blueprint, CheckBuilder $command): string |
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{ |
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return CheckCompiler::compile($this, $blueprint, $command); |
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} |
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protected function typeNumeric(Fluent $column): string |
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{ |
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$type = NumericType::TYPE_NAME; |
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$precision = $column->get('precision'); |
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$scale = $column->get('scale'); |
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if ($precision && $scale) { |
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return "${type}({$precision}, {$scale})"; |
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} |
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if ($precision) { |
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return "${type}({$precision})"; |
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} |
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return $type; |
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} |
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protected function typeTsrange(/** @scrutinizer ignore-unused */ Fluent $column): string |
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{ |
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return TsRangeType::TYPE_NAME; |
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} |
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protected function typeDaterange(/** @scrutinizer ignore-unused */ Fluent $column): string |
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{ |
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return DateRangeType::TYPE_NAME; |
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} |
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} |
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umbrellio /
laravel-pg-extensions
