553 lines
12 KiB
PHP
Executable File
553 lines
12 KiB
PHP
Executable File
<?php namespace Illuminate\Database\Schema\Grammars;
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use Illuminate\Support\Fluent;
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use Illuminate\Database\Schema\Blueprint;
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class SqlServerGrammar extends Grammar {
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/**
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* The possible column modifiers.
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*
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* @var array
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*/
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protected $modifiers = array('Increment', 'Nullable', 'Default');
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/**
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* The columns available as serials.
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*
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* @var array
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*/
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protected $serials = array('bigInteger', 'integer');
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/**
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* Compile the query to determine if a table exists.
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*
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* @return string
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*/
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public function compileTableExists()
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{
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return "select * from sysobjects where type = 'U' and name = ?";
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}
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/**
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* Compile the query to determine the list of columns.
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*
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* @param string $table
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* @return string
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*/
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public function compileColumnExists($table)
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{
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return "select col.name from sys.columns as col
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join sys.objects as obj on col.object_id = obj.object_id
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where obj.type = 'U' and obj.name = '$table'";
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}
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/**
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* Compile a create table command.
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*
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* @param \Illuminate\Database\Schema\Blueprint $blueprint
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* @param \Illuminate\Support\Fluent $command
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* @return string
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*/
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public function compileCreate(Blueprint $blueprint, Fluent $command)
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{
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$columns = implode(', ', $this->getColumns($blueprint));
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return 'create table '.$this->wrapTable($blueprint)." ($columns)";
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}
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/**
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* Compile a create table command.
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*
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* @param \Illuminate\Database\Schema\Blueprint $blueprint
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* @param \Illuminate\Support\Fluent $command
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* @return string
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*/
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public function compileAdd(Blueprint $blueprint, Fluent $command)
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{
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$table = $this->wrapTable($blueprint);
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$columns = $this->getColumns($blueprint);
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return 'alter table '.$table.' add '.implode(', ', $columns);
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}
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/**
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* Compile a primary key command.
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*
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* @param \Illuminate\Database\Schema\Blueprint $blueprint
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* @param \Illuminate\Support\Fluent $command
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* @return string
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*/
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public function compilePrimary(Blueprint $blueprint, Fluent $command)
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{
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$columns = $this->columnize($command->columns);
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$table = $this->wrapTable($blueprint);
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return "alter table {$table} add constraint {$command->index} primary key ({$columns})";
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}
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/**
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* Compile a unique key command.
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*
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* @param \Illuminate\Database\Schema\Blueprint $blueprint
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* @param \Illuminate\Support\Fluent $command
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* @return string
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*/
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public function compileUnique(Blueprint $blueprint, Fluent $command)
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{
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$columns = $this->columnize($command->columns);
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$table = $this->wrapTable($blueprint);
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return "create unique index {$command->index} on {$table} ({$columns})";
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}
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/**
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* Compile a plain index key command.
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*
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* @param \Illuminate\Database\Schema\Blueprint $blueprint
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* @param \Illuminate\Support\Fluent $command
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* @return string
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*/
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public function compileIndex(Blueprint $blueprint, Fluent $command)
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{
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$columns = $this->columnize($command->columns);
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$table = $this->wrapTable($blueprint);
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return "create index {$command->index} on {$table} ({$columns})";
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}
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/**
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* Compile a drop table command.
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*
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* @param \Illuminate\Database\Schema\Blueprint $blueprint
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* @param \Illuminate\Support\Fluent $command
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* @return string
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*/
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public function compileDrop(Blueprint $blueprint, Fluent $command)
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{
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return 'drop table '.$this->wrapTable($blueprint);
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}
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/**
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* Compile a drop table (if exists) command.
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*
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* @param \Illuminate\Database\Schema\Blueprint $blueprint
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* @param \Illuminate\Support\Fluent $command
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* @return string
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*/
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public function compileDropIfExists(Blueprint $blueprint, Fluent $command)
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{
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return 'if exists (select * from INFORMATION_SCHEMA.TABLES where TABLE_NAME = \''.$blueprint->getTable().'\') drop table '.$blueprint->getTable();
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}
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/**
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* Compile a drop column command.
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*
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* @param \Illuminate\Database\Schema\Blueprint $blueprint
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* @param \Illuminate\Support\Fluent $command
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* @return string
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*/
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public function compileDropColumn(Blueprint $blueprint, Fluent $command)
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{
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$columns = $this->wrapArray($command->columns);
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$table = $this->wrapTable($blueprint);
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return 'alter table '.$table.' drop column '.implode(', ', $columns);
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}
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/**
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* Compile a drop primary key command.
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*
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* @param \Illuminate\Database\Schema\Blueprint $blueprint
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* @param \Illuminate\Support\Fluent $command
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* @return string
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*/
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public function compileDropPrimary(Blueprint $blueprint, Fluent $command)
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{
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$table = $this->wrapTable($blueprint);
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return "alter table {$table} drop constraint {$command->index}";
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}
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/**
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* Compile a drop unique key command.
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*
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* @param \Illuminate\Database\Schema\Blueprint $blueprint
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* @param \Illuminate\Support\Fluent $command
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* @return string
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*/
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public function compileDropUnique(Blueprint $blueprint, Fluent $command)
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{
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$table = $this->wrapTable($blueprint);
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return "drop index {$command->index} on {$table}";
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}
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/**
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* Compile a drop index command.
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*
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* @param \Illuminate\Database\Schema\Blueprint $blueprint
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* @param \Illuminate\Support\Fluent $command
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* @return string
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*/
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public function compileDropIndex(Blueprint $blueprint, Fluent $command)
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{
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$table = $this->wrapTable($blueprint);
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return "drop index {$command->index} on {$table}";
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}
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/**
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* Compile a drop foreign key command.
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*
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* @param \Illuminate\Database\Schema\Blueprint $blueprint
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* @param \Illuminate\Support\Fluent $command
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* @return string
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*/
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public function compileDropForeign(Blueprint $blueprint, Fluent $command)
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{
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$table = $this->wrapTable($blueprint);
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return "alter table {$table} drop constraint {$command->index}";
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}
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/**
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* Compile a rename table command.
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*
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* @param \Illuminate\Database\Schema\Blueprint $blueprint
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* @param \Illuminate\Support\Fluent $command
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* @return string
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*/
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public function compileRename(Blueprint $blueprint, Fluent $command)
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{
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$from = $this->wrapTable($blueprint);
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return "sp_rename {$from}, ".$this->wrapTable($command->to);
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}
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/**
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* Create the column definition for a char type.
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*
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* @param \Illuminate\Support\Fluent $column
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* @return string
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*/
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protected function typeChar(Fluent $column)
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{
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return "nchar({$column->length})";
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}
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/**
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* Create the column definition for a string type.
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*
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* @param \Illuminate\Support\Fluent $column
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* @return string
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*/
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protected function typeString(Fluent $column)
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{
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return "nvarchar({$column->length})";
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}
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/**
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* Create the column definition for a text type.
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*
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* @param \Illuminate\Support\Fluent $column
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* @return string
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*/
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protected function typeText(Fluent $column)
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{
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return 'nvarchar(max)';
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}
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/**
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* Create the column definition for a medium text type.
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*
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* @param \Illuminate\Support\Fluent $column
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* @return string
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*/
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protected function typeMediumText(Fluent $column)
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{
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return 'nvarchar(max)';
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}
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/**
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* Create the column definition for a long text type.
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*
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* @param \Illuminate\Support\Fluent $column
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* @return string
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*/
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protected function typeLongText(Fluent $column)
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{
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return 'nvarchar(max)';
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}
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/**
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* Create the column definition for a integer type.
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*
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* @param \Illuminate\Support\Fluent $column
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* @return string
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*/
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protected function typeInteger(Fluent $column)
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{
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return 'int';
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}
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/**
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* Create the column definition for a big integer type.
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*
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* @param \Illuminate\Support\Fluent $column
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* @return string
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*/
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protected function typeBigInteger(Fluent $column)
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{
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return 'bigint';
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}
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/**
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* Create the column definition for a medium integer type.
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*
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* @param \Illuminate\Support\Fluent $column
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* @return string
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*/
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protected function typeMediumInteger(Fluent $column)
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{
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return 'int';
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}
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/**
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* Create the column definition for a tiny integer type.
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*
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* @param \Illuminate\Support\Fluent $column
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* @return string
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*/
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protected function typeTinyInteger(Fluent $column)
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{
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return 'tinyint';
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}
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/**
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* Create the column definition for a small integer type.
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*
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* @param \Illuminate\Support\Fluent $column
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* @return string
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*/
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protected function typeSmallInteger(Fluent $column)
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{
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return 'smallint';
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}
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/**
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* Create the column definition for a float type.
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*
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* @param \Illuminate\Support\Fluent $column
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* @return string
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*/
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protected function typeFloat(Fluent $column)
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{
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return 'float';
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}
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/**
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* Create the column definition for a double type.
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*
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* @param \Illuminate\Support\Fluent $column
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* @return string
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*/
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protected function typeDouble(Fluent $column)
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{
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return 'float';
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}
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/**
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* Create the column definition for a decimal type.
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*
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* @param \Illuminate\Support\Fluent $column
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* @return string
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*/
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protected function typeDecimal(Fluent $column)
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{
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return "decimal({$column->total}, {$column->places})";
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}
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/**
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* Create the column definition for a boolean type.
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*
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* @param \Illuminate\Support\Fluent $column
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* @return string
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*/
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protected function typeBoolean(Fluent $column)
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{
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return 'bit';
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}
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/**
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* Create the column definition for an enum type.
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*
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* @param \Illuminate\Support\Fluent $column
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* @return string
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*/
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protected function typeEnum(Fluent $column)
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{
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return 'nvarchar(255)';
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}
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/**
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* Create the column definition for a json type.
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*
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* @param \Illuminate\Support\Fluent $column
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* @return string
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*/
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protected function typeJson(Fluent $column)
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{
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return 'nvarchar(max)';
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}
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/**
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* Create the column definition for a jsonb type.
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*
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* @param \Illuminate\Support\Fluent $column
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* @return string
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*/
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protected function typeJsonb(Fluent $column)
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{
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return 'nvarchar(max)';
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}
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/**
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* Create the column definition for a date type.
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*
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* @param \Illuminate\Support\Fluent $column
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* @return string
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*/
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protected function typeDate(Fluent $column)
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{
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return 'date';
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}
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/**
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* Create the column definition for a date-time type.
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*
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* @param \Illuminate\Support\Fluent $column
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* @return string
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*/
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protected function typeDateTime(Fluent $column)
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{
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return 'datetime';
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}
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/**
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* Create the column definition for a date-time type.
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*
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* @param \Illuminate\Support\Fluent $column
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* @return string
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*/
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protected function typeDateTimeTz(Fluent $column)
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{
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return 'datetimeoffset(0)';
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}
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/**
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* Create the column definition for a time type.
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*
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* @param \Illuminate\Support\Fluent $column
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* @return string
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*/
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protected function typeTime(Fluent $column)
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{
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return 'time';
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}
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/**
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* Create the column definition for a time type.
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*
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* @param \Illuminate\Support\Fluent $column
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* @return string
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*/
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protected function typeTimeTz(Fluent $column)
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{
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return 'time';
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}
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/**
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* Create the column definition for a timestamp type.
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*
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* @param \Illuminate\Support\Fluent $column
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* @return string
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*/
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protected function typeTimestamp(Fluent $column)
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{
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return 'datetime';
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}
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/**
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* Create the column definition for a timestamp type.
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*
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* @link https://msdn.microsoft.com/en-us/library/bb630289(v=sql.120).aspx
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*
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* @param \Illuminate\Support\Fluent $column
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* @return string
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*/
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protected function typeTimestampTz(Fluent $column)
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{
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return 'datetimeoffset(0)';
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}
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/**
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* Create the column definition for a binary type.
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*
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* @param \Illuminate\Support\Fluent $column
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* @return string
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*/
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protected function typeBinary(Fluent $column)
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{
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return 'varbinary(max)';
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}
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/**
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* Get the SQL for a nullable column modifier.
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*
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* @param \Illuminate\Database\Schema\Blueprint $blueprint
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* @param \Illuminate\Support\Fluent $column
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* @return string|null
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*/
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protected function modifyNullable(Blueprint $blueprint, Fluent $column)
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{
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return $column->nullable ? ' null' : ' not null';
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}
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/**
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* Get the SQL for a default column modifier.
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*
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* @param \Illuminate\Database\Schema\Blueprint $blueprint
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* @param \Illuminate\Support\Fluent $column
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* @return string|null
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*/
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protected function modifyDefault(Blueprint $blueprint, Fluent $column)
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{
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if ( ! is_null($column->default))
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{
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return " default ".$this->getDefaultValue($column->default);
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}
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}
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/**
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* Get the SQL for an auto-increment column modifier.
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*
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* @param \Illuminate\Database\Schema\Blueprint $blueprint
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* @param \Illuminate\Support\Fluent $column
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* @return string|null
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*/
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protected function modifyIncrement(Blueprint $blueprint, Fluent $column)
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{
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if (in_array($column->type, $this->serials) && $column->autoIncrement)
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{
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return ' identity primary key';
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}
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}
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}
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