1052 lines
28 KiB
PHP
Executable File
1052 lines
28 KiB
PHP
Executable File
<?php
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namespace Illuminate\Database\Schema\Grammars;
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use Illuminate\Database\Connection;
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use Illuminate\Database\Schema\Blueprint;
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use Illuminate\Support\Fluent;
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use RuntimeException;
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class MySqlGrammar extends Grammar
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{
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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 = [
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'Unsigned', 'Charset', 'Collate', 'VirtualAs', 'StoredAs', 'Nullable',
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'Srid', 'Default', 'Increment', 'Comment', 'After', 'First',
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];
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/**
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* The possible column serials.
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*
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* @var array
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*/
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protected $serials = ['bigInteger', 'integer', 'mediumInteger', 'smallInteger', 'tinyInteger'];
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/**
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* Compile the query to determine the list of tables.
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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 information_schema.tables where table_schema = ? and table_name = ? and table_type = 'BASE TABLE'";
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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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* @return string
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*/
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public function compileColumnListing()
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{
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return 'select column_name as `column_name` from information_schema.columns where table_schema = ? and table_name = ?';
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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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* @param \Illuminate\Database\Connection $connection
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* @return string
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*/
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public function compileCreate(Blueprint $blueprint, Fluent $command, Connection $connection)
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{
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$sql = $this->compileCreateTable(
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$blueprint, $command, $connection
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);
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// Once we have the primary SQL, we can add the encoding option to the SQL for
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// the table. Then, we can check if a storage engine has been supplied for
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// the table. If so, we will add the engine declaration to the SQL query.
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$sql = $this->compileCreateEncoding(
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$sql, $connection, $blueprint
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);
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// Finally, we will append the engine configuration onto this SQL statement as
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// the final thing we do before returning this finished SQL. Once this gets
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// added the query will be ready to execute against the real connections.
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return $this->compileCreateEngine(
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$sql, $connection, $blueprint
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);
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}
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/**
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* Create the main create table clause.
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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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* @param \Illuminate\Database\Connection $connection
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* @return string
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*/
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protected function compileCreateTable($blueprint, $command, $connection)
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{
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return sprintf('%s table %s (%s)',
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$blueprint->temporary ? 'create temporary' : 'create',
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$this->wrapTable($blueprint),
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implode(', ', $this->getColumns($blueprint))
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);
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}
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/**
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* Append the character set specifications to a command.
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*
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* @param string $sql
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* @param \Illuminate\Database\Connection $connection
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* @param \Illuminate\Database\Schema\Blueprint $blueprint
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* @return string
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*/
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protected function compileCreateEncoding($sql, Connection $connection, Blueprint $blueprint)
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{
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// First we will set the character set if one has been set on either the create
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// blueprint itself or on the root configuration for the connection that the
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// table is being created on. We will add these to the create table query.
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if (isset($blueprint->charset)) {
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$sql .= ' default character set '.$blueprint->charset;
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} elseif (! is_null($charset = $connection->getConfig('charset'))) {
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$sql .= ' default character set '.$charset;
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}
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// Next we will add the collation to the create table statement if one has been
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// added to either this create table blueprint or the configuration for this
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// connection that the query is targeting. We'll add it to this SQL query.
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if (isset($blueprint->collation)) {
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$sql .= " collate '{$blueprint->collation}'";
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} elseif (! is_null($collation = $connection->getConfig('collation'))) {
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$sql .= " collate '{$collation}'";
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}
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return $sql;
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}
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/**
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* Append the engine specifications to a command.
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*
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* @param string $sql
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* @param \Illuminate\Database\Connection $connection
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* @param \Illuminate\Database\Schema\Blueprint $blueprint
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* @return string
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*/
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protected function compileCreateEngine($sql, Connection $connection, Blueprint $blueprint)
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{
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if (isset($blueprint->engine)) {
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return $sql.' engine = '.$blueprint->engine;
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} elseif (! is_null($engine = $connection->getConfig('engine'))) {
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return $sql.' engine = '.$engine;
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}
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return $sql;
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}
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/**
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* Compile an add 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 compileAdd(Blueprint $blueprint, Fluent $command)
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{
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$columns = $this->prefixArray('add', $this->getColumns($blueprint));
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return 'alter table '.$this->wrapTable($blueprint).' '.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 $command)
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{
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$command->name(null);
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return $this->compileKey($blueprint, $command, 'primary key');
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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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return $this->compileKey($blueprint, $command, 'unique');
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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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return $this->compileKey($blueprint, $command, 'index');
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}
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/**
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* Compile a spatial 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 compileSpatialIndex(Blueprint $blueprint, Fluent $command)
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{
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return $this->compileKey($blueprint, $command, 'spatial index');
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}
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/**
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* Compile an index creation 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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* @param string $type
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* @return string
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*/
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protected function compileKey(Blueprint $blueprint, Fluent $command, $type)
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{
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return sprintf('alter table %s add %s %s%s(%s)',
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$this->wrapTable($blueprint),
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$type,
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$this->wrap($command->index),
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$command->algorithm ? ' using '.$command->algorithm : '',
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$this->columnize($command->columns)
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);
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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 $command)
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{
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return 'drop table if exists '.$this->wrapTable($blueprint);
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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->prefixArray('drop', $this->wrapArray($command->columns));
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return 'alter table '.$this->wrapTable($blueprint).' '.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 $command)
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{
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return 'alter table '.$this->wrapTable($blueprint).' drop primary key';
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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 $command)
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{
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$index = $this->wrap($command->index);
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return "alter table {$this->wrapTable($blueprint)} drop index {$index}";
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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 $command)
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{
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$index = $this->wrap($command->index);
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return "alter table {$this->wrapTable($blueprint)} drop index {$index}";
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}
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/**
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* Compile a drop spatial 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 compileDropSpatialIndex(Blueprint $blueprint, Fluent $command)
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{
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return $this->compileDropIndex($blueprint, $command);
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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 $command)
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{
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$index = $this->wrap($command->index);
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return "alter table {$this->wrapTable($blueprint)} drop foreign key {$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 "rename table {$from} to ".$this->wrapTable($command->to);
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}
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/**
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* Compile a rename 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 compileRenameIndex(Blueprint $blueprint, Fluent $command)
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{
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return sprintf('alter table %s rename index %s to %s',
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$this->wrapTable($blueprint),
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$this->wrap($command->from),
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$this->wrap($command->to)
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);
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}
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/**
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* Compile the SQL needed to drop all tables.
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*
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* @param array $tables
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* @return string
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*/
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public function compileDropAllTables($tables)
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{
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return 'drop table '.implode(',', $this->wrapArray($tables));
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}
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/**
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* Compile the SQL needed to drop all views.
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*
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* @param array $views
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* @return string
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*/
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public function compileDropAllViews($views)
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{
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return 'drop view '.implode(',', $this->wrapArray($views));
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}
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/**
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* Compile the SQL needed to retrieve all table names.
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*
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* @return string
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*/
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public function compileGetAllTables()
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{
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return 'SHOW FULL TABLES WHERE table_type = \'BASE TABLE\'';
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}
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/**
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* Compile the SQL needed to retrieve all view names.
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*
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* @return string
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*/
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public function compileGetAllViews()
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{
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return 'SHOW FULL TABLES WHERE table_type = \'VIEW\'';
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}
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/**
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* Compile the command to enable foreign key constraints.
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*
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* @return string
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*/
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public function compileEnableForeignKeyConstraints()
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{
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return 'SET FOREIGN_KEY_CHECKS=1;';
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}
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/**
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* Compile the command to disable foreign key constraints.
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*
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* @return string
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*/
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public function compileDisableForeignKeyConstraints()
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{
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return 'SET FOREIGN_KEY_CHECKS=0;';
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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 $column)
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{
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return "char({$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 $column)
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{
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return "varchar({$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 'text';
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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 'mediumtext';
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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 'longtext';
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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 an 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 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 'mediumint';
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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 $this->typeDouble($column);
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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 $column)
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{
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if ($column->total && $column->places) {
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return "double({$column->total}, {$column->places})";
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}
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return 'double';
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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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/**
|
|
* 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 'tinyint(1)';
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}
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/**
|
|
* Create the column definition for an enumeration type.
|
|
*
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string
|
|
*/
|
|
protected function typeEnum(Fluent $column)
|
|
{
|
|
return sprintf('enum(%s)', $this->quoteString($column->allowed));
|
|
}
|
|
|
|
/**
|
|
* Create the column definition for a set enumeration type.
|
|
*
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string
|
|
*/
|
|
protected function typeSet(Fluent $column)
|
|
{
|
|
return sprintf('set(%s)', $this->quoteString($column->allowed));
|
|
}
|
|
|
|
/**
|
|
* Create the column definition for a json type.
|
|
*
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string
|
|
*/
|
|
protected function typeJson(Fluent $column)
|
|
{
|
|
return 'json';
|
|
}
|
|
|
|
/**
|
|
* Create the column definition for a jsonb type.
|
|
*
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string
|
|
*/
|
|
protected function typeJsonb(Fluent $column)
|
|
{
|
|
return 'json';
|
|
}
|
|
|
|
/**
|
|
* Create the column definition for a date type.
|
|
*
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string
|
|
*/
|
|
protected function typeDate(Fluent $column)
|
|
{
|
|
return 'date';
|
|
}
|
|
|
|
/**
|
|
* Create the column definition for a date-time type.
|
|
*
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string
|
|
*/
|
|
protected function typeDateTime(Fluent $column)
|
|
{
|
|
$columnType = $column->precision ? "datetime($column->precision)" : 'datetime';
|
|
|
|
return $column->useCurrent ? "$columnType default CURRENT_TIMESTAMP" : $columnType;
|
|
}
|
|
|
|
/**
|
|
* Create the column definition for a date-time (with time zone) type.
|
|
*
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string
|
|
*/
|
|
protected function typeDateTimeTz(Fluent $column)
|
|
{
|
|
return $this->typeDateTime($column);
|
|
}
|
|
|
|
/**
|
|
* Create the column definition for a time type.
|
|
*
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string
|
|
*/
|
|
protected function typeTime(Fluent $column)
|
|
{
|
|
return $column->precision ? "time($column->precision)" : 'time';
|
|
}
|
|
|
|
/**
|
|
* Create the column definition for a time (with time zone) type.
|
|
*
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string
|
|
*/
|
|
protected function typeTimeTz(Fluent $column)
|
|
{
|
|
return $this->typeTime($column);
|
|
}
|
|
|
|
/**
|
|
* Create the column definition for a timestamp type.
|
|
*
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string
|
|
*/
|
|
protected function typeTimestamp(Fluent $column)
|
|
{
|
|
$columnType = $column->precision ? "timestamp($column->precision)" : 'timestamp';
|
|
|
|
$defaultCurrent = $column->precision ? "CURRENT_TIMESTAMP($column->precision)" : 'CURRENT_TIMESTAMP';
|
|
|
|
return $column->useCurrent ? "$columnType default $defaultCurrent" : $columnType;
|
|
}
|
|
|
|
/**
|
|
* Create the column definition for a timestamp (with time zone) type.
|
|
*
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string
|
|
*/
|
|
protected function typeTimestampTz(Fluent $column)
|
|
{
|
|
return $this->typeTimestamp($column);
|
|
}
|
|
|
|
/**
|
|
* Create the column definition for a year type.
|
|
*
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string
|
|
*/
|
|
protected function typeYear(Fluent $column)
|
|
{
|
|
return 'year';
|
|
}
|
|
|
|
/**
|
|
* Create the column definition for a binary type.
|
|
*
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string
|
|
*/
|
|
protected function typeBinary(Fluent $column)
|
|
{
|
|
return 'blob';
|
|
}
|
|
|
|
/**
|
|
* Create the column definition for a uuid type.
|
|
*
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string
|
|
*/
|
|
protected function typeUuid(Fluent $column)
|
|
{
|
|
return 'char(36)';
|
|
}
|
|
|
|
/**
|
|
* Create the column definition for an IP address type.
|
|
*
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string
|
|
*/
|
|
protected function typeIpAddress(Fluent $column)
|
|
{
|
|
return 'varchar(45)';
|
|
}
|
|
|
|
/**
|
|
* Create the column definition for a MAC address type.
|
|
*
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string
|
|
*/
|
|
protected function typeMacAddress(Fluent $column)
|
|
{
|
|
return 'varchar(17)';
|
|
}
|
|
|
|
/**
|
|
* Create the column definition for a spatial Geometry type.
|
|
*
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string
|
|
*/
|
|
public function typeGeometry(Fluent $column)
|
|
{
|
|
return 'geometry';
|
|
}
|
|
|
|
/**
|
|
* Create the column definition for a spatial Point type.
|
|
*
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string
|
|
*/
|
|
public function typePoint(Fluent $column)
|
|
{
|
|
return 'point';
|
|
}
|
|
|
|
/**
|
|
* Create the column definition for a spatial LineString type.
|
|
*
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string
|
|
*/
|
|
public function typeLineString(Fluent $column)
|
|
{
|
|
return 'linestring';
|
|
}
|
|
|
|
/**
|
|
* Create the column definition for a spatial Polygon type.
|
|
*
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string
|
|
*/
|
|
public function typePolygon(Fluent $column)
|
|
{
|
|
return 'polygon';
|
|
}
|
|
|
|
/**
|
|
* Create the column definition for a spatial GeometryCollection type.
|
|
*
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string
|
|
*/
|
|
public function typeGeometryCollection(Fluent $column)
|
|
{
|
|
return 'geometrycollection';
|
|
}
|
|
|
|
/**
|
|
* Create the column definition for a spatial MultiPoint type.
|
|
*
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string
|
|
*/
|
|
public function typeMultiPoint(Fluent $column)
|
|
{
|
|
return 'multipoint';
|
|
}
|
|
|
|
/**
|
|
* Create the column definition for a spatial MultiLineString type.
|
|
*
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string
|
|
*/
|
|
public function typeMultiLineString(Fluent $column)
|
|
{
|
|
return 'multilinestring';
|
|
}
|
|
|
|
/**
|
|
* Create the column definition for a spatial MultiPolygon type.
|
|
*
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string
|
|
*/
|
|
public function typeMultiPolygon(Fluent $column)
|
|
{
|
|
return 'multipolygon';
|
|
}
|
|
|
|
/**
|
|
* Create the column definition for a generated, computed column type.
|
|
*
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return void
|
|
*
|
|
* @throws \RuntimeException
|
|
*/
|
|
protected function typeComputed(Fluent $column)
|
|
{
|
|
throw new RuntimeException('This database driver requires a type, see the virtualAs / storedAs modifiers.');
|
|
}
|
|
|
|
/**
|
|
* Get the SQL for a generated virtual column modifier.
|
|
*
|
|
* @param \Illuminate\Database\Schema\Blueprint $blueprint
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string|null
|
|
*/
|
|
protected function modifyVirtualAs(Blueprint $blueprint, Fluent $column)
|
|
{
|
|
if (! is_null($column->virtualAs)) {
|
|
return " as ({$column->virtualAs})";
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get the SQL for a generated stored column modifier.
|
|
*
|
|
* @param \Illuminate\Database\Schema\Blueprint $blueprint
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string|null
|
|
*/
|
|
protected function modifyStoredAs(Blueprint $blueprint, Fluent $column)
|
|
{
|
|
if (! is_null($column->storedAs)) {
|
|
return " as ({$column->storedAs}) stored";
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get the SQL for an unsigned column modifier.
|
|
*
|
|
* @param \Illuminate\Database\Schema\Blueprint $blueprint
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string|null
|
|
*/
|
|
protected function modifyUnsigned(Blueprint $blueprint, Fluent $column)
|
|
{
|
|
if ($column->unsigned) {
|
|
return ' unsigned';
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get the SQL for a character set column modifier.
|
|
*
|
|
* @param \Illuminate\Database\Schema\Blueprint $blueprint
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string|null
|
|
*/
|
|
protected function modifyCharset(Blueprint $blueprint, Fluent $column)
|
|
{
|
|
if (! is_null($column->charset)) {
|
|
return ' character set '.$column->charset;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get the SQL for a collation column modifier.
|
|
*
|
|
* @param \Illuminate\Database\Schema\Blueprint $blueprint
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string|null
|
|
*/
|
|
protected function modifyCollate(Blueprint $blueprint, Fluent $column)
|
|
{
|
|
if (! is_null($column->collation)) {
|
|
return " collate '{$column->collation}'";
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get the SQL for a nullable column modifier.
|
|
*
|
|
* @param \Illuminate\Database\Schema\Blueprint $blueprint
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string|null
|
|
*/
|
|
protected function modifyNullable(Blueprint $blueprint, Fluent $column)
|
|
{
|
|
if (is_null($column->virtualAs) && is_null($column->storedAs)) {
|
|
return $column->nullable ? ' null' : ' not null';
|
|
}
|
|
|
|
if ($column->nullable === false) {
|
|
return ' not null';
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get the SQL for a default column modifier.
|
|
*
|
|
* @param \Illuminate\Database\Schema\Blueprint $blueprint
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string|null
|
|
*/
|
|
protected function modifyDefault(Blueprint $blueprint, Fluent $column)
|
|
{
|
|
if (! is_null($column->default)) {
|
|
return ' default '.$this->getDefaultValue($column->default);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get the SQL for an auto-increment column modifier.
|
|
*
|
|
* @param \Illuminate\Database\Schema\Blueprint $blueprint
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string|null
|
|
*/
|
|
protected function modifyIncrement(Blueprint $blueprint, Fluent $column)
|
|
{
|
|
if (in_array($column->type, $this->serials) && $column->autoIncrement) {
|
|
return ' auto_increment primary key';
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get the SQL for a "first" column modifier.
|
|
*
|
|
* @param \Illuminate\Database\Schema\Blueprint $blueprint
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string|null
|
|
*/
|
|
protected function modifyFirst(Blueprint $blueprint, Fluent $column)
|
|
{
|
|
if (! is_null($column->first)) {
|
|
return ' first';
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get the SQL for an "after" column modifier.
|
|
*
|
|
* @param \Illuminate\Database\Schema\Blueprint $blueprint
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string|null
|
|
*/
|
|
protected function modifyAfter(Blueprint $blueprint, Fluent $column)
|
|
{
|
|
if (! is_null($column->after)) {
|
|
return ' after '.$this->wrap($column->after);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get the SQL for a "comment" column modifier.
|
|
*
|
|
* @param \Illuminate\Database\Schema\Blueprint $blueprint
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string|null
|
|
*/
|
|
protected function modifyComment(Blueprint $blueprint, Fluent $column)
|
|
{
|
|
if (! is_null($column->comment)) {
|
|
return " comment '".addslashes($column->comment)."'";
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get the SQL for a SRID column modifier.
|
|
*
|
|
* @param \Illuminate\Database\Schema\Blueprint $blueprint
|
|
* @param \Illuminate\Support\Fluent $column
|
|
* @return string|null
|
|
*/
|
|
protected function modifySrid(Blueprint $blueprint, Fluent $column)
|
|
{
|
|
if (! is_null($column->srid) && is_int($column->srid) && $column->srid > 0) {
|
|
return ' srid '.$column->srid;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Wrap a single string in keyword identifiers.
|
|
*
|
|
* @param string $value
|
|
* @return string
|
|
*/
|
|
protected function wrapValue($value)
|
|
{
|
|
if ($value !== '*') {
|
|
return '`'.str_replace('`', '``', $value).'`';
|
|
}
|
|
|
|
return $value;
|
|
}
|
|
}
|