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<?php
<?php


namespace Illuminate\Database\Schema\Grammars;
namespace Illuminate\Database\Schema\Grammars;


use Illuminate\Support\Fluent;
use Illuminate\Support\Fluent;
use Illuminate\Database\Connection;
use Illuminate\Database\Connection;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Database\Schema\Blueprint;


class MySqlGrammar extends Grammar
class MySqlGrammar extends Grammar
{
{
/**
/**
* The possible column modifiers.
* The possible column modifiers.
*
*
* @var array
* @var array
*/
*/
protected $modifiers = ['Unsigned', 'Charset', 'Collate', 'Nullable', 'Default', 'Increment', 'Comment', 'After', 'First'];
protected $modifiers = ['Unsigned', 'Charset', 'Collate', 'Nullable', 'Default', 'Increment', 'Comment', 'After', 'First'];


/**
/**
* The possible column serials.
* The possible column serials.
*
*
* @var array
* @var array
*/
*/
protected $serials = ['bigInteger', 'integer', 'mediumInteger', 'smallInteger', 'tinyInteger'];
protected $serials = ['bigInteger', 'integer', 'mediumInteger', 'smallInteger', 'tinyInteger'];


/**
/**
* Compile the query to determine the list of tables.
* Compile the query to determine the list of tables.
*
*
* @return string
* @return string
*/
*/
public function compileTableExists()
public function compileTableExists()
{
{
return 'select * from information_schema.tables where table_schema = ? and table_name = ?';
return 'select * from information_schema.tables where table_schema = ? and table_name = ?';
}
}


/**
/**
* Compile the query to determine the list of columns.
* Compile the query to determine the list of columns.
*
*
* @return string
* @return string
*/
*/
public function compileColumnExists()
public function compileColumnExists()
{
{
return 'select column_name from information_schema.columns where table_schema = ? and table_name = ?';
return 'select column_name from information_schema.columns where table_schema = ? and table_name = ?';
}
}


/**
/**
* Compile a create table command.
* Compile a create table command.
*
*
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Support\Fluent $command
* @param \Illuminate\Support\Fluent $command
* @param \Illuminate\Database\Connection $connection
* @param \Illuminate\Database\Connection $connection
* @return string
* @return string
*/
*/
public function compileCreate(Blueprint $blueprint, Fluent $command, Connection $connection)
public function compileCreate(Blueprint $blueprint, Fluent $command, Connection $connection)
{
{
$columns = implode(', ', $this->getColumns($blueprint));
$columns = implode(', ', $this->getColumns($blueprint));


$sql = $blueprint->temporary ? 'create temporary' : 'create';
$sql = $blueprint->temporary ? 'create temporary' : 'create';


$sql .= ' table '.$this->wrapTable($blueprint)." ($columns)";
$sql .= ' table '.$this->wrapTable($blueprint)." ($columns)";


// Once we have the primary SQL, we can add the encoding option to the SQL for
// Once we have the primary SQL, we can add the encoding option to the SQL for
// the table. Then, we can check if a storage engine has been supplied for
// the table. Then, we can check if a storage engine has been supplied for
// the table. If so, we will add the engine declaration to the SQL query.
// the table. If so, we will add the engine declaration to the SQL query.
$sql = $this->compileCreateEncoding($sql, $connection, $blueprint);
$sql = $this->compileCreateEncoding($sql, $connection, $blueprint);


if (isset($blueprint->engine)) {
if (isset($blueprint->engine)) {
$sql .= ' engine = '.$blueprint->engine;
$sql .= ' engine = '.$blueprint->engine;
}
}


return $sql;
return $sql;
}
}


/**
/**
* Append the character set specifications to a command.
* Append the character set specifications to a command.
*
*
* @param string $sql
* @param string $sql
* @param \Illuminate\Database\Connection $connection
* @param \Illuminate\Database\Connection $connection
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @return string
* @return string
*/
*/
protected function compileCreateEncoding($sql, Connection $connection, Blueprint $blueprint)
protected function compileCreateEncoding($sql, Connection $connection, Blueprint $blueprint)
{
{
if (isset($blueprint->charset)) {
if (isset($blueprint->charset)) {
$sql .= ' default character set '.$blueprint->charset;
$sql .= ' default character set '.$blueprint->charset;
} elseif (! is_null($charset = $connection->getConfig('charset'))) {
} elseif (! is_null($charset = $connection->getConfig('charset'))) {
$sql .= ' default character set '.$charset;
$sql .= ' default character set '.$charset;
}
}


if (isset($blueprint->collation)) {
if (isset($blueprint->collation)) {
$sql .= ' collate '.$blueprint->collation;
$sql .= ' collate '.$blueprint->collation;
} elseif (! is_null($collation = $connection->getConfig('collation'))) {
} elseif (! is_null($collation = $connection->getConfig('collation'))) {
$sql .= ' collate '.$collation;
$sql .= ' collate '.$collation;
}
}


return $sql;
return $sql;
}
}


/**
/**
* Compile an add column command.
* Compile an add column command.
*
*
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Support\Fluent $command
* @param \Illuminate\Support\Fluent $command
* @return string
* @return string
*/
*/
public function compileAdd(Blueprint $blueprint, Fluent $command)
public function compileAdd(Blueprint $blueprint, Fluent $command)
{
{
$table = $this->wrapTable($blueprint);
$table = $this->wrapTable($blueprint);


$columns = $this->prefixArray('add', $this->getColumns($blueprint));
$columns = $this->prefixArray('add', $this->getColumns($blueprint));


return 'alter table '.$table.' '.implode(', ', $columns);
return 'alter table '.$table.' '.implode(', ', $columns);
}
}


/**
/**
* Compile a primary key command.
* Compile a primary key command.
*
*
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Support\Fluent $command
* @param \Illuminate\Support\Fluent $command
* @return string
* @return string
*/
*/
public function compilePrimary(Blueprint $blueprint, Fluent $command)
public function compilePrimary(Blueprint $blueprint, Fluent $command)
{
{
$command->name(null);
$command->name(null);


return $this->compileKey($blueprint, $command, 'primary key');
return $this->compileKey($blueprint, $command, 'primary key');
}
}


/**
/**
* Compile a unique key command.
* Compile a unique key command.
*
*
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Support\Fluent $command
* @param \Illuminate\Support\Fluent $command
* @return string
* @return string
*/
*/
public function compileUnique(Blueprint $blueprint, Fluent $command)
public function compileUnique(Blueprint $blueprint, Fluent $command)
{
{
return $this->compileKey($blueprint, $command, 'unique');
return $this->compileKey($blueprint, $command, 'unique');
}
}


/**
/**
* Compile a plain index key command.
* Compile a plain index key command.
*
*
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Support\Fluent $command
* @param \Illuminate\Support\Fluent $command
* @return string
* @return string
*/
*/
public function compileIndex(Blueprint $blueprint, Fluent $command)
public function compileIndex(Blueprint $blueprint, Fluent $command)
{
{
return $this->compileKey($blueprint, $command, 'index');
return $this->compileKey($blueprint, $command, 'index');
}
}


/**
/**
* Compile an index creation command.
* Compile an index creation command.
*
*
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Support\Fluent $command
* @param \Illuminate\Support\Fluent $command
* @param string $type
* @param string $type
* @return string
* @return string
*/
*/
protected function compileKey(Blueprint $blueprint, Fluent $command, $type)
protected function compileKey(Blueprint $blueprint, Fluent $command, $type)
{
{
$columns = $this->columnize($command->columns);
$columns = $this->columnize($command->columns);


$table = $this->wrapTable($blueprint);
$table = $this->wrapTable($blueprint);


return "alter table {$table} add {$type} `{$command->index}`($columns)";
return "alter table {$table} add {$type} `{$command->index}`($columns)";
}
}


/**
/**
* Compile a drop table command.
* Compile a drop table command.
*
*
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Support\Fluent $command
* @param \Illuminate\Support\Fluent $command
* @return string
* @return string
*/
*/
public function compileDrop(Blueprint $blueprint, Fluent $command)
public function compileDrop(Blueprint $blueprint, Fluent $command)
{
{
return 'drop table '.$this->wrapTable($blueprint);
return 'drop table '.$this->wrapTable($blueprint);
}
}


/**
/**
* Compile a drop table (if exists) command.
* Compile a drop table (if exists) command.
*
*
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Support\Fluent $command
* @param \Illuminate\Support\Fluent $command
* @return string
* @return string
*/
*/
public function compileDropIfExists(Blueprint $blueprint, Fluent $command)
public function compileDropIfExists(Blueprint $blueprint, Fluent $command)
{
{
return 'drop table if exists '.$this->wrapTable($blueprint);
return 'drop table if exists '.$this->wrapTable($blueprint);
}
}


/**
/**
* Compile a drop column command.
* Compile a drop column command.
*
*
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Support\Fluent $command
* @param \Illuminate\Support\Fluent $command
* @return string
* @return string
*/
*/
public function compileDropColumn(Blueprint $blueprint, Fluent $command)
public function compileDropColumn(Blueprint $blueprint, Fluent $command)
{
{
$columns = $this->prefixArray('drop', $this->wrapArray($command->columns));
$columns = $this->prefixArray('drop', $this->wrapArray($command->columns));


$table = $this->wrapTable($blueprint);
$table = $this->wrapTable($blueprint);


return 'alter table '.$table.' '.implode(', ', $columns);
return 'alter table '.$table.' '.implode(', ', $columns);
}
}


/**
/**
* Compile a drop primary key command.
* Compile a drop primary key command.
*
*
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Support\Fluent $command
* @param \Illuminate\Support\Fluent $command
* @return string
* @return string
*/
*/
public function compileDropPrimary(Blueprint $blueprint, Fluent $command)
public function compileDropPrimary(Blueprint $blueprint, Fluent $command)
{
{
return 'alter table '.$this->wrapTable($blueprint).' drop primary key';
return 'alter table '.$this->wrapTable($blueprint).' drop primary key';
}
}


/**
/**
* Compile a drop unique key command.
* Compile a drop unique key command.
*
*
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Support\Fluent $command
* @param \Illuminate\Support\Fluent $command
* @return string
* @return string
*/
*/
public function compileDropUnique(Blueprint $blueprint, Fluent $command)
public function compileDropUnique(Blueprint $blueprint, Fluent $command)
{
{
$table = $this->wrapTable($blueprint);
$table = $this->wrapTable($blueprint);


return "alter table {$table} drop index `{$command->index}`";
return "alter table {$table} drop index `{$command->index}`";
}
}


/**
/**
* Compile a drop index command.
* Compile a drop index command.
*
*
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Support\Fluent $command
* @param \Illuminate\Support\Fluent $command
* @return string
* @return string
*/
*/
public function compileDropIndex(Blueprint $blueprint, Fluent $command)
public function compileDropIndex(Blueprint $blueprint, Fluent $command)
{
{
$table = $this->wrapTable($blueprint);
$table = $this->wrapTable($blueprint);


return "alter table {$table} drop index `{$command->index}`";
return "alter table {$table} drop index `{$command->index}`";
}
}


/**
/**
* Compile a drop foreign key command.
* Compile a drop foreign key command.
*
*
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Support\Fluent $command
* @param \Illuminate\Support\Fluent $command
* @return string
* @return string
*/
*/
public function compileDropForeign(Blueprint $blueprint, Fluent $command)
public function compileDropForeign(Blueprint $blueprint, Fluent $command)
{
{
$table = $this->wrapTable($blueprint);
$table = $this->wrapTable($blueprint);


return "alter table {$table} drop foreign key `{$command->index}`";
return "alter table {$table} drop foreign key `{$command->index}`";
}
}


/**
/**
* Compile a rename table command.
* Compile a rename table command.
*
*
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Support\Fluent $command
* @param \Illuminate\Support\Fluent $command
* @return string
* @return string
*/
*/
public function compileRename(Blueprint $blueprint, Fluent $command)
public function compileRename(Blueprint $blueprint, Fluent $command)
{
{
$from = $this->wrapTable($blueprint);
$from = $this->wrapTable($blueprint);


return "rename table {$from} to ".$this->wrapTable($command->to);
return "rename table {$from} to ".$this->wrapTable($command->to);
}
}


/**
/**
* Create the column definition for a char type.
* Create the column definition for a char type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeChar(Fluent $column)
protected function typeChar(Fluent $column)
{
{
return "char({$column->length})";
return "char({$column->length})";
}
}


/**
/**
* Create the column definition for a string type.
* Create the column definition for a string type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeString(Fluent $column)
protected function typeString(Fluent $column)
{
{
return "varchar({$column->length})";
return "varchar({$column->length})";
}
}


/**
/**
* Create the column definition for a text type.
* Create the column definition for a text type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeText(Fluent $column)
protected function typeText(Fluent $column)
{
{
return 'text';
return 'text';
}
}


/**
/**
* Create the column definition for a medium text type.
* Create the column definition for a medium text type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeMediumText(Fluent $column)
protected function typeMediumText(Fluent $column)
{
{
return 'mediumtext';
return 'mediumtext';
}
}


/**
/**
* Create the column definition for a long text type.
* Create the column definition for a long text type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeLongText(Fluent $column)
protected function typeLongText(Fluent $column)
{
{
return 'longtext';
return 'longtext';
}
}


/**
/**
* Create the column definition for a big integer type.
* Create the column definition for a big integer type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeBigInteger(Fluent $column)
protected function typeBigInteger(Fluent $column)
{
{
return 'bigint';
return 'bigint';
}
}


/**
/**
* Create the column definition for a integer type.
* Create the column definition for a integer type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeInteger(Fluent $column)
protected function typeInteger(Fluent $column)
{
{
return 'int';
return 'int';
}
}


/**
/**
* Create the column definition for a medium integer type.
* Create the column definition for a medium integer type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeMediumInteger(Fluent $column)
protected function typeMediumInteger(Fluent $column)
{
{
return 'mediumint';
return 'mediumint';
}
}


/**
/**
* Create the column definition for a tiny integer type.
* Create the column definition for a tiny integer type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeTinyInteger(Fluent $column)
protected function typeTinyInteger(Fluent $column)
{
{
return 'tinyint';
return 'tinyint';
}
}


/**
/**
* Create the column definition for a small integer type.
* Create the column definition for a small integer type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeSmallInteger(Fluent $column)
protected function typeSmallInteger(Fluent $column)
{
{
return 'smallint';
return 'smallint';
}
}


/**
/**
* Create the column definition for a float type.
* Create the column definition for a float type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeFloat(Fluent $column)
protected function typeFloat(Fluent $column)
{
{
return $this->typeDouble($column);
return $this->typeDouble($column);
}
}


/**
/**
* Create the column definition for a double type.
* Create the column definition for a double type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeDouble(Fluent $column)
protected function typeDouble(Fluent $column)
{
{
if ($column->total && $column->places) {
if ($column->total && $column->places) {
return "double({$column->total}, {$column->places})";
return "double({$column->total}, {$column->places})";
}
}


return 'double';
return 'double';
}
}


/**
/**
* Create the column definition for a decimal type.
* Create the column definition for a decimal type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeDecimal(Fluent $column)
protected function typeDecimal(Fluent $column)
{
{
return "decimal({$column->total}, {$column->places})";
return "decimal({$column->total}, {$column->places})";
}
}


/**
/**
* Create the column definition for a boolean type.
* Create the column definition for a boolean type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeBoolean(Fluent $column)
protected function typeBoolean(Fluent $column)
{
{
return 'tinyint(1)';
return 'tinyint(1)';
}
}


/**
/**
* Create the column definition for an enum type.
* Create the column definition for an enum type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeEnum(Fluent $column)
protected function typeEnum(Fluent $column)
{
{
return "enum('".implode("', '", $column->allowed)."')";
return "enum('".implode("', '", $column->allowed)."')";
}
}


/**
/**
* Create the column definition for a json type.
* Create the column definition for a json type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeJson(Fluent $column)
protected function typeJson(Fluent $column)
{
{
return 'text';
return 'json';
}
}


/**
/**
* Create the column definition for a jsonb type.
* Create the column definition for a jsonb type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeJsonb(Fluent $column)
protected function typeJsonb(Fluent $column)
{
{
return 'text';
return 'json';
}
}


/**
/**
* Create the column definition for a date type.
* Create the column definition for a date type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeDate(Fluent $column)
protected function typeDate(Fluent $column)
{
{
return 'date';
return 'date';
}
}


/**
/**
* Create the column definition for a date-time type.
* Create the column definition for a date-time type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeDateTime(Fluent $column)
protected function typeDateTime(Fluent $column)
{
{
return 'datetime';
return 'datetime';
}
}


/**
/**
* Create the column definition for a date-time type.
* Create the column definition for a date-time type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeDateTimeTz(Fluent $column)
protected function typeDateTimeTz(Fluent $column)
{
{
return 'datetime';
return 'datetime';
}
}


/**
/**
* Create the column definition for a time type.
* Create the column definition for a time type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeTime(Fluent $column)
protected function typeTime(Fluent $column)
{
{
return 'time';
return 'time';
}
}


/**
/**
* Create the column definition for a time type.
* Create the column definition for a time type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeTimeTz(Fluent $column)
protected function typeTimeTz(Fluent $column)
{
{
return 'time';
return 'time';
}
}


/**
/**
* Create the column definition for a timestamp type.
* Create the column definition for a timestamp type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeTimestamp(Fluent $column)
protected function typeTimestamp(Fluent $column)
{
{
if ($column->useCurrent) {
if ($column->useCurrent) {
return 'timestamp default CURRENT_TIMESTAMP';
return 'timestamp default CURRENT_TIMESTAMP';
}
}


if (! $column->nullable && $column->default === null) {
return 'timestamp default 0';
}

return 'timestamp';
return 'timestamp';
}
}


/**
/**
* Create the column definition for a timestamp type.
* Create the column definition for a timestamp type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeTimestampTz(Fluent $column)
protected function typeTimestampTz(Fluent $column)
{
{
if ($column->useCurrent) {
if ($column->useCurrent) {
return 'timestamp default CURRENT_TIMESTAMP';
return 'timestamp default CURRENT_TIMESTAMP';
}
}


if (! $column->nullable && $column->default === null) {
return 'timestamp default 0';
}

return 'timestamp';
return 'timestamp';
}
}


/**
/**
* Create the column definition for a binary type.
* Create the column definition for a binary type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeBinary(Fluent $column)
protected function typeBinary(Fluent $column)
{
{
return 'blob';
return 'blob';
}
}


/**
/**
* Create the column definition for a uuid type.
* Create the column definition for a uuid type.
*
*
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string
* @return string
*/
*/
protected function typeUuid(Fluent $column)
protected function typeUuid(Fluent $column)
{
{
return 'char(36)';
return 'char(36)';
}
}


/**
/**
* Get the SQL for an unsigned column modifier.
* Get the SQL for an unsigned column modifier.
*
*
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string|null
* @return string|null
*/
*/
protected function modifyUnsigned(Blueprint $blueprint, Fluent $column)
protected function modifyUnsigned(Blueprint $blueprint, Fluent $column)
{
{
if ($column->unsigned) {
if ($column->unsigned) {
return ' unsigned';
return ' unsigned';
}
}
}
}


/**
/**
* Get the SQL for a character set column modifier.
* Get the SQL for a character set column modifier.
*
*
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string|null
* @return string|null
*/
*/
protected function modifyCharset(Blueprint $blueprint, Fluent $column)
protected function modifyCharset(Blueprint $blueprint, Fluent $column)
{
{
if (! is_null($column->charset)) {
if (! is_null($column->charset)) {
return ' character set '.$column->charset;
return ' character set '.$column->charset;
}
}
}
}


/**
/**
* Get the SQL for a collation column modifier.
* Get the SQL for a collation column modifier.
*
*
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string|null
* @return string|null
*/
*/
protected function modifyCollate(Blueprint $blueprint, Fluent $column)
protected function modifyCollate(Blueprint $blueprint, Fluent $column)
{
{
if (! is_null($column->collation)) {
if (! is_null($column->collation)) {
return ' collate '.$column->collation;
return ' collate '.$column->collation;
}
}
}
}


/**
/**
* Get the SQL for a nullable column modifier.
* Get the SQL for a nullable column modifier.
*
*
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string|null
* @return string|null
*/
*/
protected function modifyNullable(Blueprint $blueprint, Fluent $column)
protected function modifyNullable(Blueprint $blueprint, Fluent $column)
{
{
return $column->nullable ? ' null' : ' not null';
return $column->nullable ? ' null' : ' not null';
}
}


/**
/**
* Get the SQL for a default column modifier.
* Get the SQL for a default column modifier.
*
*
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string|null
* @return string|null
*/
*/
protected function modifyDefault(Blueprint $blueprint, Fluent $column)
protected function modifyDefault(Blueprint $blueprint, Fluent $column)
{
{
if (! is_null($column->default)) {
if (! is_null($column->default)) {
return ' default '.$this->getDefaultValue($column->default);
return ' default '.$this->getDefaultValue($column->default);
}
}
}
}


/**
/**
* Get the SQL for an auto-increment column modifier.
* Get the SQL for an auto-increment column modifier.
*
*
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string|null
* @return string|null
*/
*/
protected function modifyIncrement(Blueprint $blueprint, Fluent $column)
protected function modifyIncrement(Blueprint $blueprint, Fluent $column)
{
{
if (in_array($column->type, $this->serials) && $column->autoIncrement) {
if (in_array($column->type, $this->serials) && $column->autoIncrement) {
return ' auto_increment primary key';
return ' auto_increment primary key';
}
}
}
}


/**
/**
* Get the SQL for a "first" column modifier.
* Get the SQL for a "first" column modifier.
*
*
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string|null
* @return string|null
*/
*/
protected function modifyFirst(Blueprint $blueprint, Fluent $column)
protected function modifyFirst(Blueprint $blueprint, Fluent $column)
{
{
if (! is_null($column->first)) {
if (! is_null($column->first)) {
return ' first';
return ' first';
}
}
}
}


/**
/**
* Get the SQL for an "after" column modifier.
* Get the SQL for an "after" column modifier.
*
*
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string|null
* @return string|null
*/
*/
protected function modifyAfter(Blueprint $blueprint, Fluent $column)
protected function modifyAfter(Blueprint $blueprint, Fluent $column)
{
{
if (! is_null($column->after)) {
if (! is_null($column->after)) {
return ' after '.$this->wrap($column->after);
return ' after '.$this->wrap($column->after);
}
}
}
}


/**
/**
* Get the SQL for a "comment" column modifier.
* Get the SQL for a "comment" column modifier.
*
*
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Database\Schema\Blueprint $blueprint
* @param \Illuminate\Support\Fluent $column
* @param \Illuminate\Support\Fluent $column
* @return string|null
* @return string|null
*/
*/
protected function modifyComment(Blueprint $blueprint, Fluent $column)
protected function modifyComment(Blueprint $blueprint, Fluent $column)
{
{
if (! is_null($column->comment)) {
if (! is_null($column->comment)) {
return ' comment "'.$column->comment.'"';
return ' comment "'.$column->comment.'"';
}
}
}
}


/**
/**
* Wrap a single string in keyword identifiers.
* Wrap a single string in keyword identifiers.
*
*
* @param string $value
* @param string $value
* @return string
* @return string
*/
*/
protected function wrapValue($value)
protected function wrapValue($value)
{
{
if ($value === '*') {
if ($value === '*') {
return $value;
return $value;
}
}


return '`'.str_replace('`', '``', $value).'`';
return '`'.str_replace('`', '``', $value).'`';
}
}
}
}
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