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Coding style PSR-2

tags/2.0.0-beta
p0larbeer 11 years ago
parent
9f0e97ff25
commit
d30aa3efef
3 changed files with 421 additions and 375 deletions
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  1. 124
      framework/yii/db/oci/ColumnSchema.php
  2. 117
      framework/yii/db/oci/QueryBuilder.php
  3. 555
      framework/yii/db/oci/Schema.php

124
framework/yii/db/oci/ColumnSchema.php
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@ -1,88 +1,92 @@
<?php <?php
namespace yii\db\oci; namespace yii\db\oci;
class ColumnSchema extends \yii\db\ColumnSchema class ColumnSchema extends \yii\db\ColumnSchema
{ {
/** /**
* Initializes the column with its DB type and default value. * Initializes the column with its DB type and default value.
* This sets up the column's PHP type, size, precision, scale as well as default value. * This sets up the column's PHP type, size, precision, scale as well as default value.
* @param string $dbType the column's DB type *
* @param mixed $defaultValue the default value * @param string $dbType
* the column's DB type
* @param mixed $defaultValue
* the default value
*/ */
public function extract($dbType, $defaultValue) public function extract($dbType, $defaultValue)
{ {
$this->dbType=$dbType; $this->dbType = $dbType;
$this->extractType($dbType); $this->extractType($dbType);
$this->extractLimit($dbType); $this->extractLimit($dbType);
if($defaultValue!==null) if ($defaultValue !== null)
$this->extractDefault($defaultValue); $this->extractDefault($defaultValue);
} }
/** /**
* Extracts the PHP type from DB type. * Extracts the PHP type from DB type.
* @param string $dbType DB type *
* @param string $dbType
* DB type
* @return string * @return string
*/ */
protected function extractOraType($dbType){ protected function extractOraType($dbType)
if(strpos($dbType,'FLOAT')!==false) return 'double'; {
if (strpos($dbType, 'FLOAT') !== false)
if (strpos($dbType,'NUMBER')!==false || strpos($dbType,'INTEGER')!==false) return 'double';
{
if(strpos($dbType,'(') && preg_match('/\((.*)\)/',$dbType,$matches)) if (strpos($dbType, 'NUMBER') !== false || strpos($dbType, 'INTEGER') !== false) {
{ if (strpos($dbType, '(') && preg_match('/\((.*)\)/', $dbType, $matches)) {
$values=explode(',',$matches[1]); $values = explode(',', $matches[1]);
if(isset($values[1]) and (((int)$values[1]) > 0)) if (isset($values[1]) and (((int) $values[1]) > 0))
return 'double'; return 'double';
else else
return 'integer'; return 'integer';
} } else
else
return 'double'; return 'double';
} } else
else
return 'string'; return 'string';
} }
/**
* Extracts the PHP type from DB type.
*
* @param string $dbType
* DB type
*/
protected function extractType($dbType)
{
$this->type = $this->extractOraType($dbType);
}
/** /**
* Extracts the PHP type from DB type. * Extracts size, precision and scale information from column's DB type.
* @param string $dbType DB type *
*/ * @param string $dbType
protected function extractType($dbType) * the column's DB type
{ */
$this->type=$this->extractOraType($dbType); protected function extractLimit($dbType)
} {
if (strpos($dbType, '(') && preg_match('/\((.*)\)/', $dbType, $matches)) {
/** $values = explode(',', $matches[1]);
* Extracts size, precision and scale information from column's DB type. $this->size = $this->precision = (int) $values[0];
* @param string $dbType the column's DB type if (isset($values[1]))
*/ $this->scale = (int) $values[1];
protected function extractLimit($dbType) }
{ }
if(strpos($dbType,'(') && preg_match('/\((.*)\)/',$dbType,$matches))
{
$values=explode(',',$matches[1]);
$this->size=$this->precision=(int)$values[0];
if(isset($values[1]))
$this->scale=(int)$values[1];
}
}
/** /**
* Extracts the default value for the column. * Extracts the default value for the column.
* The value is typecasted to correct PHP type. * The value is typecasted to correct PHP type.
* @param mixed $defaultValue the default value obtained from metadata *
*/ * @param mixed $defaultValue
protected function extractDefault($defaultValue) * the default value obtained from metadata
{ */
if(stripos($defaultValue,'timestamp')!==false) { protected function extractDefault($defaultValue)
$this->defaultValue=null; {
} if (stripos($defaultValue, 'timestamp') !== false) {
else { $this->defaultValue = null;
$this->defaultValue=$this->typecast($defaultValue); } else {
} $this->defaultValue = $this->typecast($defaultValue);
} }
}
} }

117
framework/yii/db/oci/QueryBuilder.php
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@ -1,75 +1,78 @@
<?php <?php
namespace yii\db\oci; namespace yii\db\oci;
use yii\db\Exception; use yii\db\Exception;
use yii\base\InvalidParamException; use yii\base\InvalidParamException;
/** /**
* QueryBuilder is the query builder for MySQL databases. * QueryBuilder is the query builder for Oracle databases.
* *
* @author Qiang Xue <qiang.xue@gmail.com>
* @since 2.0
*/ */
class QueryBuilder extends \yii\db\QueryBuilder { class QueryBuilder extends \yii\db\QueryBuilder
{
private $sql;
public function build($query) {
//var_dump($query);exit;
$params = $query->params;
$clauses = [
$this->buildSelect($query->select, $query->distinct, $query->selectOption),
$this->buildFrom($query->from),
$this->buildJoin($query->join, $params),
$this->buildWhere($query->where, $params),
$this->buildGroupBy($query->groupBy),
$this->buildHaving($query->having, $params),
$this->buildUnion($query->union, $params),
$this->buildOrderBy($query->orderBy),
//$this->buildLimit($query->limit, $query->offset),
];
//var_dump( [implode($this->separator, array_filter($clauses)), $params]);exit;
$this->sql = implode($this->separator, array_filter($clauses));
if (!is_null($query->limit) && !is_null($query->offset)) {
$this->sql = $this->buildLimit($query->limit, $query->offset);
}
return [$this->sql, $params];
//return [implode($this->separator, array_filter($clauses)), $params];
}
public function buildLimit($limit, $offset) { private $sql;
//var_dump($limit >= 0);
//var_dump($offset);exit;
//var_dump($limit, $offset);
if (($limit < 0) && ($offset < 0)) {
return $this->sql;
}
$filters = array();
if ($offset > 0) {
$filters[] = 'rowNumId > ' . (int) $offset;
}
if ($limit >= 0) { public function build($query)
$filters[] = 'rownum <= ' . (int) $limit; {
} // var_dump($query);exit;
$params = $query->params;
if (count($filters) > 0) { $clauses = [
$filter = implode(' and ', $filters); $this->buildSelect ( $query->select, $query->distinct, $query->selectOption ),
$filter = " WHERE " . $filter; $this->buildFrom ( $query->from ),
} else { $this->buildJoin ( $query->join, $params ),
$filter = ''; $this->buildWhere ( $query->where, $params ),
} $this->buildGroupBy ( $query->groupBy ),
$this->buildHaving ( $query->having, $params ),
$this->buildUnion ( $query->union, $params ),
$this->buildOrderBy ( $query->orderBy )
// $this->buildLimit($query->limit, $query->offset),
;
// var_dump( [implode($this->separator, array_filter($clauses)), $params]);exit;
$this->sql = implode($this->separator, array_filter($clauses));
if (! is_null($query->limit) && ! is_null($query->offset)) {
$this->sql = $this->buildLimit($query->limit, $query->offset);
}
return [
$this->sql,
$params
];
// return [implode($this->separator, array_filter($clauses)), $params];
}
$sql = <<<EOD public function buildLimit($limit, $offset)
{
// var_dump($limit >= 0);
// var_dump($offset);exit;
// var_dump($limit, $offset);
if (($limit < 0) && ($offset < 0)) {
return $this->sql;
}
$filters = array();
if ($offset > 0) {
$filters[] = 'rowNumId > ' . (int) $offset;
}
if ($limit >= 0) {
$filters[] = 'rownum <= ' . (int) $limit;
}
if (count($filters) > 0) {
$filter = implode(' and ', $filters);
$filter = " WHERE " . $filter;
} else {
$filter = '';
}
$sql = <<<EOD
WITH USER_SQL AS ({$this->sql}), WITH USER_SQL AS ({$this->sql}),
PAGINATION AS (SELECT USER_SQL.*, rownum as rowNumId FROM USER_SQL) PAGINATION AS (SELECT USER_SQL.*, rownum as rowNumId FROM USER_SQL)
SELECT * SELECT *
FROM PAGINATION FROM PAGINATION
{$filter} {$filter}
EOD; EOD;
return $sql; return $sql;
} }
} }

555
framework/yii/db/oci/Schema.php
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@ -1,119 +1,137 @@
<?php <?php
namespace yii\db\oci; namespace yii\db\oci;
use yii\db\TableSchema; use yii\db\TableSchema;
use yii\db\oci\ColumnSchema; use yii\db\oci\ColumnSchema;
class Schema extends \yii\db\Schema { /**
* Schema is the class for retrieving metadata information from an Oracle database.
private $_defaultSchema = ''; *
*/
public function createQueryBuilder() {
return new QueryBuilder($this->db); class Schema extends \yii\db\Schema
} {
public function quoteTableName($name) { private $_defaultSchema = '';
if (strpos($name, '.') === false) {
return $this->quoteSimpleTableName($name); public function createQueryBuilder()
} {
$parts = explode('.', $name); return new QueryBuilder($this->db);
foreach ($parts as $i => $part) { }
$parts[$i] = $this->quoteSimpleTableName($part);
} public function quoteTableName($name)
return implode('.', $parts); {
} if (strpos($name, '.') === false) {
return $this->quoteSimpleTableName($name);
public function quoteSimpleTableName($name) { }
return '"' . $name . '"'; $parts = explode('.', $name);
//return $name; foreach ($parts as $i => $part) {
} $parts[$i] = $this->quoteSimpleTableName($part);
}
public function quoteColumnName($name) { return implode('.', $parts);
if (($pos = strrpos($name, '.')) !== false) { }
$prefix = $this->quoteTableName(substr($name, 0, $pos)) . '.';
$name = substr($name, $pos + 1); public function quoteSimpleTableName($name)
} else { {
$prefix = ''; return '"' . $name . '"';
} // return $name;
return $prefix . ($name === '*' ? $name : $this->quoteSimpleColumnName($name)); }
}
public function quoteColumnName($name)
public function quoteSimpleColumnName($name) { {
return '"' . $name . '"'; if (($pos = strrpos($name, '.')) !== false) {
//return $name; $prefix = $this->quoteTableName(substr($name, 0, $pos)) . '.';
} $name = substr($name, $pos + 1);
} else {
public function loadTableSchema($name) { $prefix = '';
$table = new TableSchema(); }
$this->resolveTableNames($table, $name); return $prefix . ($name === '*' ? $name : $this->quoteSimpleColumnName($name));
// $this->findPrimaryKeys($table); }
if ($this->findColumns($table)) {
//$this->findForeignKeys($table); public function quoteSimpleColumnName($name)
$this->findConstraints($table); {
return $table; return '"' . $name . '"';
} // return $name;
} }
/** public function loadTableSchema($name)
* Resolves the table name and schema name (if any). {
* $table = new TableSchema();
* @param TableSchema $table the table metadata object $this->resolveTableNames($table, $name);
* @param string $name the table name // $this->findPrimaryKeys($table);
*/ if ($this->findColumns($table)) {
protected function resolveTableNames($table, $name) { // $this->findForeignKeys($table);
$parts = explode('.', str_replace('"', '', $name)); $this->findConstraints($table);
if (isset($parts[1])) { return $table;
$table->schemaName = $parts[0]; }
$table->name = $parts[1]; }
} else {
$table->name = $parts[0]; /**
} * Resolves the table name and schema name (if any).
*
if ($table->schemaName === null) { * @param TableSchema $table
$table->schemaName = $this->getDefaultSchema(); * the table metadata object
} * @param string $name
} * the table name
*/
/** protected function resolveTableNames($table, $name)
* {
* @return string default schema. $parts = explode('.', str_replace('"', '', $name));
*/ if (isset($parts[1])) {
public function getDefaultSchema() { $table->schemaName = $parts[0];
if (!strlen($this->_defaultSchema)) { $table->name = $parts[1];
$this->setDefaultSchema(strtoupper($this->db->username)); } else {
} $table->name = $parts[0];
}
return $this->_defaultSchema;
} if ($table->schemaName === null) {
$table->schemaName = $this->getDefaultSchema();
/** }
* }
* @param string $schema default schema.
*/ /**
public function setDefaultSchema($schema) { *
$this->_defaultSchema = $schema; * @return string default schema.
} */
public function getDefaultSchema()
public function getLastInsertID($sequenceName = '') { {
if ($this->db->isActive) { if (! strlen($this->_defaultSchema)) {
$sql = "select {$sequenceName}.currval from dual"; $this->setDefaultSchema(strtoupper($this->db->username));
return $this->db->createCommand($sql)->queryScalar(); }
} else {
throw new InvalidCallException('DB Connection is not active.'); return $this->_defaultSchema;
} }
}
/**
/** *
* Collects the table column metadata. * @param string $schema
* @param COciTableSchema $table the table metadata * default schema.
* @return boolean whether the table exists in the database */
*/ public function setDefaultSchema($schema)
protected function findColumns($table) { {
$schemaName = $table->schemaName; $this->_defaultSchema = $schema;
$tableName = $table->name; }
$sql = <<<EOD public function getLastInsertID($sequenceName = '')
{
if ($this->db->isActive) {
$sql = "select {$sequenceName}.currval from dual";
return $this->db->createCommand($sql)->queryScalar();
} else {
throw new InvalidCallException('DB Connection is not active.');
}
}
/**
* Collects the table column metadata.
*
*/
protected function findColumns($table)
{
$schemaName = $table->schemaName;
$tableName = $table->name;
$sql = <<<EOD
SELECT a.column_name, a.data_type || SELECT a.column_name, a.data_type ||
case case
when data_precision is not null when data_precision is not null
@ -142,27 +160,29 @@ WHERE
and b.object_name = '{$tableName}' and b.object_name = '{$tableName}'
ORDER by a.column_id ORDER by a.column_id
EOD; EOD;
try {
try { $columns = $this->db->createCommand($sql)->queryAll();
$columns = $this->db->createCommand($sql)->queryAll(); } catch (\Exception $e) {
} catch (\Exception $e) { return false;
return false; }
}
foreach ($columns as $column) {
foreach ($columns as $column) { $c = $this->createColumn($column);
$c = $this->createColumn($column);
$table->columns[$c->name] = $c;
$table->columns[$c->name] = $c; if ($c->isPrimaryKey) {
if ($c->isPrimaryKey) { if ($table->primaryKey === null) {
if ($table->primaryKey === null) { $table->primaryKey = $c->name;
$table->primaryKey = $c->name; } elseif (is_string($table->primaryKey)) {
} elseif (is_string($table->primaryKey)) { $table->primaryKey = array(
$table->primaryKey = array($table->primaryKey, $c->name); $table->primaryKey,
} else { $c->name
$table->primaryKey[] = $c->name; );
} } else {
$sql = "select sequence_name $table->primaryKey[] = $c->name;
}
$sql = "select sequence_name
from user_tables tabs from user_tables tabs
join user_triggers trigs join user_triggers trigs
on trigs.table_name = tabs.table_name on trigs.table_name = tabs.table_name
@ -172,31 +192,33 @@ join user_sequences seqs
on seqs.sequence_name = deps.referenced_name on seqs.sequence_name = deps.referenced_name
where tabs.table_name = '{$tableName}' where tabs.table_name = '{$tableName}'
and trigs.triggering_event = 'INSERT'"; and trigs.triggering_event = 'INSERT'";
try { try {
$seqName = $this->db->createCommand($sql)->queryScalar(); $seqName = $this->db->createCommand($sql)->queryScalar();
} catch (\Exception $e) { } catch (\Exception $e) {
return false; return false;
} }
$table->sequenceName = $seqName; $table->sequenceName = $seqName;
$c->autoIncrement = true; $c->autoIncrement = true;
} }
} }
return true; return true;
} }
protected function createColumn($column) { protected function createColumn($column)
$c = new ColumnSchema; {
$c->name = $column['COLUMN_NAME']; $c = new ColumnSchema();
$c->allowNull = $column['NULLABLE'] === 'Y'; $c->name = $column['COLUMN_NAME'];
$c->isPrimaryKey = strpos($column['KEY'], 'P') !== false; $c->allowNull = $column['NULLABLE'] === 'Y';
$c->extract($column['DATA_TYPE'], $column['DATA_DEFAULT']); $c->isPrimaryKey = strpos($column['KEY'], 'P') !== false;
$c->comment = $column['COLUMN_COMMENT'] === null ? '' : $column['COLUMN_COMMENT']; $c->extract($column['DATA_TYPE'], $column['DATA_DEFAULT']);
$c->comment = $column['COLUMN_COMMENT'] === null ? '' : $column['COLUMN_COMMENT'];
return $c;
} return $c;
}
protected function findConstraints($table) {
$sql = <<<EOD protected function findConstraints($table)
{
$sql = <<<EOD
SELECT D.constraint_type as CONSTRAINT_TYPE, C.COLUMN_NAME, C.position, D.r_constraint_name, SELECT D.constraint_type as CONSTRAINT_TYPE, C.COLUMN_NAME, C.position, D.r_constraint_name,
E.table_name as table_ref, f.column_name as column_ref, E.table_name as table_ref, f.column_name as column_ref,
C.table_name C.table_name
@ -209,117 +231,134 @@ where tabs.table_name = '{$tableName}'
and D.constraint_type <> 'P' and D.constraint_type <> 'P'
order by d.constraint_name, c.position order by d.constraint_name, c.position
EOD; EOD;
$command = $this->db->createCommand($sql); $command = $this->db->createCommand($sql);
foreach ($command->queryAll() as $row) { foreach ($command->queryAll() as $row) {
if ($row['CONSTRAINT_TYPE'] === 'R') { // foreign key if ($row['CONSTRAINT_TYPE'] === 'R') { // foreign key
$name = $row["COLUMN_NAME"]; $name = $row["COLUMN_NAME"];
$table->foreignKeys[$name] = array($row["TABLE_REF"], $row["COLUMN_REF"]); $table->foreignKeys[$name] = array(
/* $row["TABLE_REF"],
if (isset($table->columns[$name])) { $row["COLUMN_REF"]
$table->columns[$name]->isForeignKey = true; );
} /*
* * if (isset($table->columns[$name])) { $table->columns[$name]->isForeignKey = true; }
*/ */
} }
} }
} }
/** /**
* Returns all table names in the database. * Returns all table names in the database.
* @param string $schema the schema of the tables. Defaults to empty string, meaning the current or default schema. *
* If not empty, the returned table names will be prefixed with the schema name. * @param string $schema
* @return array all table names in the database. * the schema of the tables. Defaults to empty string, meaning the current or default schema.
*/ * If not empty, the returned table names will be prefixed with the schema name.
protected function findTableNames($schema = '') { * @return array all table names in the database.
if ($schema === '') { */
$sql = <<<EOD protected function findTableNames($schema = '')
{
if ($schema === '') {
$sql = <<<EOD
SELECT table_name, '{$schema}' as table_schema FROM user_tables SELECT table_name, '{$schema}' as table_schema FROM user_tables
EOD; EOD;
$command = $this->db->createCommand($sql); $command = $this->db->createCommand($sql);
} else { } else {
$sql = <<<EOD $sql = <<<EOD
SELECT object_name as table_name, owner as table_schema FROM all_objects SELECT object_name as table_name, owner as table_schema FROM all_objects
WHERE object_type = 'TABLE' AND owner=:schema WHERE object_type = 'TABLE' AND owner=:schema
EOD; EOD;
$command = $this->db > createCommand($sql); $command = $this->db > createCommand($sql);
$command->bindParam(':schema', $schema); $command->bindParam(':schema', $schema);
} }
$rows = $command->queryAll(); $rows = $command->queryAll();
$names = array(); $names = array();
foreach ($rows as $row) { foreach ($rows as $row) {
if ($schema === $this->getDefaultSchema() || $schema === '') { if ($schema === $this->getDefaultSchema() || $schema === '') {
$names[] = $row['TABLE_NAME']; $names[] = $row['TABLE_NAME'];
} else { } else {
$names[] = $row['TABLE_SCHEMA'] . '.' . $row['TABLE_NAME']; $names[] = $row['TABLE_SCHEMA'] . '.' . $row['TABLE_NAME'];
} }
} }
return $names; return $names;
} }
/** /**
* Builds a SQL statement for renaming a DB table. * Builds a SQL statement for renaming a DB table.
* @param string $table the table to be renamed. The name will be properly quoted by the method. *
* @param string $newName the new table name. The name will be properly quoted by the method. * @param string $table
* @return string the SQL statement for renaming a DB table. * the table to be renamed. The name will be properly quoted by the method.
* @since 1.1.6 * @param string $newName
*/ * the new table name. The name will be properly quoted by the method.
public function renameTable($table, $newName) { * @return string the SQL statement for renaming a DB table.
return 'ALTER TABLE ' . $this->quoteTableName($table) . ' RENAME TO ' . $this->quoteTableName($newName); * @since 1.1.6
} */
public function renameTable($table, $newName)
/** {
* Builds a SQL statement for changing the definition of a column. return 'ALTER TABLE ' . $this->quoteTableName($table) . ' RENAME TO ' . $this->quoteTableName($newName);
* @param string $table the table whose column is to be changed. The table name will be properly quoted by the method. }
* @param string $column the name of the column to be changed. The name will be properly quoted by the method.
* @param string $type the new column type. The {@link getColumnType} method will be invoked to convert abstract column type (if any) /**
* into the physical one. Anything that is not recognized as abstract type will be kept in the generated SQL. * Builds a SQL statement for changing the definition of a column.
* For example, 'string' will be turned into 'varchar(255)', while 'string not null' will become 'varchar(255) not null'. *
* @return string the SQL statement for changing the definition of a column. * @param string $table
* @since 1.1.6 * the table whose column is to be changed. The table name will be properly quoted by the method.
*/ * @param string $column
public function alterColumn($table, $column, $type) { * the name of the column to be changed. The name will be properly quoted by the method.
$type = $this->getColumnType($type); * @param string $type
$sql = 'ALTER TABLE ' . $this->quoteTableName($table) . ' MODIFY ' * the new column type. The {@link getColumnType} method will be invoked to convert abstract column type (if any)
. $this->quoteColumnName($column) . ' ' * into the physical one. Anything that is not recognized as abstract type will be kept in the generated SQL.
. $this->getColumnType($type); * For example, 'string' will be turned into 'varchar(255)', while 'string not null' will become 'varchar(255) not null'.
return $sql; * @return string the SQL statement for changing the definition of a column.
} * @since 1.1.6
*/
/** public function alterColumn($table, $column, $type)
* Builds a SQL statement for dropping an index. {
* @param string $name the name of the index to be dropped. The name will be properly quoted by the method. $type = $this->getColumnType($type);
* @param string $table the table whose index is to be dropped. The name will be properly quoted by the method. $sql = 'ALTER TABLE ' . $this->quoteTableName($table) . ' MODIFY ' . $this->quoteColumnName($column) . ' ' . $this->getColumnType($type);
* @return string the SQL statement for dropping an index. return $sql;
* @since 1.1.6 }
*/
public function dropIndex($name, $table) { /**
return 'DROP INDEX ' . $this->quoteTableName($name); * Builds a SQL statement for dropping an index.
} *
* @param string $name
/** * the name of the index to be dropped. The name will be properly quoted by the method.
* Resets the sequence value of a table's primary key. * @param string $table
* The sequence will be reset such that the primary key of the next new row inserted * the table whose index is to be dropped. The name will be properly quoted by the method.
* will have the specified value or 1. * @return string the SQL statement for dropping an index.
* @param CDbTableSchema $table the table schema whose primary key sequence will be reset * @since 1.1.6
* @param mixed $value the value for the primary key of the next new row inserted. If this is not set, */
* the next new row's primary key will have a value 1. public function dropIndex($name, $table)
* @since 1.1.13 {
*/ return 'DROP INDEX ' . $this->quoteTableName($name);
public function resetSequence($table, $value = 1) { }
$seq = $table->name . "_SEQ";
if ($table->sequenceName !== null) { /**
$this->db->createCommand("DROP SEQUENCE " . $seq)->execute(); * Resets the sequence value of a table's primary key.
* The sequence will be reset such that the primary key of the next new row inserted
$createSequenceSql = <<< SQL * will have the specified value or 1.
*
* @param CDbTableSchema $table
* the table schema whose primary key sequence will be reset
* @param mixed $value
* the value for the primary key of the next new row inserted. If this is not set,
* the next new row's primary key will have a value 1.
* @since 1.1.13
*/
public function resetSequence($table, $value = 1)
{
$seq = $table->name . "_SEQ";
if ($table->sequenceName !== null) {
$this->db->createCommand("DROP SEQUENCE " . $seq)->execute();
$createSequenceSql = <<< SQL
create sequence $seq create sequence $seq
start with $value start with $value
increment by 1 increment by 1
nomaxvalue nomaxvalue
nocache nocache
SQL; SQL;
$this->db->createCommand($createSequenceSql)->execute(); $this->db->createCommand($createSequenceSql)->execute();
} }
} }
} }

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