CodeIgniter v4.5 API

Forge extends Forge
in package

Application

Forge for SQLite3

Properties

$_unsigned : array<string|int, mixed>|bool: UNSIGNED support
$charset : string: Character set used.
$checkDatabaseExistStr : string: CHECK DATABASE EXIST statement
$createDatabaseIfStr : string: CREATE DATABASE IF statement
$createDatabaseStr : false|string: CREATE DATABASE statement
$createTableIfStr : bool|string: CREATE TABLE IF statement
$createTableKeys : bool: CREATE TABLE keys flag
$createTableStr : string: CREATE TABLE statement
$db : Connection: The active database connection.
$default : false|string: DEFAULT value representation in CREATE/ALTER TABLE statements
$dropConstraintStr : string: DROP CONSTRAINT statement
$dropDatabaseStr : false|string: DROP DATABASE statement
$dropIndexStr : string: DROP INDEX statement
$dropTableIfStr : bool|string: DROP TABLE IF EXISTS statement
$fields : array<string, array<string, bool|string>|string>: List of fields in the form `[name => attributes]`
$fkAllowActions : array<string|int, mixed>: Foreign Key Allowed Actions
$foreignKeys : array<string|int, mixed>: List of foreign keys.
$keys : array<int, array{fields?: list, keyName?: string}>: List of keys.
$primaryKeys : array{fields?: list, keyName?: string}: Primary keys.
$renameTableStr : false|string: RENAME TABLE statement
$uniqueKeys : array<string|int, mixed>: List of unique keys.
$unsigned : array<string|int, mixed>|bool: UNSIGNED support

Methods

__construct() : mixed: Constructor.
addColumn() : bool
addField() : Forge: Add Field
addForeignKey() : Forge: Add Foreign Key
addKey() : Forge: Add Key
addPrimaryKey() : Forge: Add Primary Key
addUniqueKey() : Forge: Add Unique Key
createDatabase() : bool: Create database
createTable() : bool
dropColumn() : bool
dropDatabase() : bool: Drop database
dropForeignKey() : bool: Foreign Key Drop
dropKey() : bool: Drop Key
dropPrimaryKey() : bool: Drop Primary Key
dropTable() : bool
getConnection() : ConnectionInterface: Provides access to the forge's current database connection.
modifyColumn() : bool
processIndexes() : bool: Executes Sql to add indexes without createTable
renameTable() : bool
reset() : mixed: Resets table creation vars
_alterTable() : array<string|int, mixed>|string|null
_attributeAutoIncrement() : mixed: Field attribute AUTO_INCREMENT
_attributeDefault() : mixed
_attributeType() : mixed: Field attribute TYPE
_attributeUnique() : mixed
_attributeUnsigned() : mixed: Depending on the unsigned property value:
_createTable() : string
_createTableAttributes() : string
_dropKeyAsConstraint() : string: Constructs sql to check if key is a constraint.
_dropTable() : bool|string: Generates a platform-specific DROP TABLE string
_processColumn() : string: Process column
_processFields() : array<string|int, mixed>: Returns $processedFields array from $this->fields data.
_processForeignKeys() : array<string|int, mixed>: Generates SQL to add foreign keys
_processIndexes() : array<string|int, mixed>: Generates SQL to add indexes
_processPrimaryKeys() : string: Generates SQL to add primary key
dropKeyAsConstraint() : bool: Checks if key needs to be dropped as a constraint.
databaseExists() : bool: Determine if a database exists

$_unsigned

UNSIGNED support


    protected
        array<string|int, mixed>|bool
    $_unsigned
     = false

$charset

Character set used.


    protected
        string
    $charset
     = ''

$checkDatabaseExistStr

CHECK DATABASE EXIST statement


    protected
        string
    $checkDatabaseExistStr

$createDatabaseIfStr

CREATE DATABASE IF statement


    protected
        string
    $createDatabaseIfStr

$createDatabaseStr

CREATE DATABASE statement


    protected
        false|string
    $createDatabaseStr
     = 'CREATE DATABASE %s'

$createTableIfStr

CREATE TABLE IF statement

This is no longer used.


    protected
        bool|string
    $createTableIfStr
     = 'CREATE TABLE IF NOT EXISTS'

$createTableKeys

CREATE TABLE keys flag


    protected
        bool
    $createTableKeys
     = false

Whether table keys are created from within the CREATE TABLE statement.

$createTableStr

CREATE TABLE statement


    protected
        string
    $createTableStr
     = "%s %s (%s\n)"

$db

The active database connection.


    protected
        Connection
    $db

$default

DEFAULT value representation in CREATE/ALTER TABLE statements


    protected
        false|string
    $default
     = ' DEFAULT '

$dropConstraintStr

DROP CONSTRAINT statement


    protected
        string
    $dropConstraintStr

$dropDatabaseStr

DROP DATABASE statement


    protected
        false|string
    $dropDatabaseStr
     = 'DROP DATABASE %s'

$dropIndexStr

DROP INDEX statement


    protected
        string
    $dropIndexStr
     = 'DROP INDEX %s'

$dropTableIfStr

DROP TABLE IF EXISTS statement


    protected
        bool|string
    $dropTableIfStr
     = 'DROP TABLE IF EXISTS'

$fields

List of fields in the form `[name => attributes]`


    protected
        array<string, array<string, bool|string>|string>
    $fields
     = []

$fkAllowActions

Foreign Key Allowed Actions


    protected
        array<string|int, mixed>
    $fkAllowActions
     = ['CASCADE', 'SET NULL', 'NO ACTION', 'RESTRICT', 'SET DEFAULT']

$foreignKeys

List of foreign keys.


    protected
        array<string|int, mixed>
    $foreignKeys
     = []

$keys

List of keys.


    protected
        array<int, array{fields?: list, keyName?: string}>
    $keys
     = []

$primaryKeys

Primary keys.


    protected
        array{fields?: list, keyName?: string}
    $primaryKeys
     = []

$renameTableStr

RENAME TABLE statement


    protected
        false|string
    $renameTableStr
     = 'ALTER TABLE %s RENAME TO %s'

$uniqueKeys

List of unique keys.


    protected
        array<string|int, mixed>
    $uniqueKeys
     = []

$unsigned

UNSIGNED support


    protected
        array<string|int, mixed>|bool
    $unsigned
     = true

__construct()

Constructor.


    public
                    __construct(BaseConnection $db) : mixed

Parameters

$db : BaseConnection

addColumn()


    public
                    addColumn(string $table, array<string, array<string|int, mixed>|string>|string $fields) : bool

Parameters

$table : string
$fields : array<string, array<string|int, mixed>|string>|string: Field array or Field string

Return values

bool

addField()

Add Field


    public
                    addField(array<string, array<string|int, mixed>|string>|string $fields) : Forge

Parameters

$fields : array<string, array<string|int, mixed>|string>|string: Field array or Field string

Return values

Forge

addForeignKey()

Add Foreign Key


    public
                    addForeignKey([mixed $fieldName = '' ][, string $tableName = '' ][, mixed $tableField = '' ][, string $onUpdate = '' ][, string $onDelete = '' ][, string $fkName = '' ]) : Forge

Parameters

$fieldName : mixed = ''
$tableName : string = ''
$tableField : mixed = ''
$onUpdate : string = ''
$onDelete : string = ''
$fkName : string = ''

Return values

Forge

addKey()

Add Key


    public
                    addKey(array<string|int, mixed>|string $key[, bool $primary = false ][, bool $unique = false ][, string $keyName = '' ]) : Forge

Parameters

$key : array<string|int, mixed>|string
$primary : bool = false
$unique : bool = false
$keyName : string = ''

Return values

Forge

addPrimaryKey()

Add Primary Key


    public
                    addPrimaryKey(array<string|int, mixed>|string $key[, string $keyName = '' ]) : Forge

Parameters

$key : array<string|int, mixed>|string
$keyName : string = ''

Return values

Forge

addUniqueKey()

Add Unique Key


    public
                    addUniqueKey(array<string|int, mixed>|string $key[, string $keyName = '' ]) : Forge

Parameters

$key : array<string|int, mixed>|string
$keyName : string = ''

Return values

Forge

createDatabase()

Create database


    public
                    createDatabase(string $dbName[, bool $ifNotExists = false ]) : bool

Parameters

$dbName : string
$ifNotExists : bool = false: Whether to add IF NOT EXISTS condition

Return values

bool

createTable()


    public
                    createTable(string $table[, bool $ifNotExists = false ][, array<string|int, mixed> $attributes = [] ]) : bool

Parameters

$table : string
$ifNotExists : bool = false
$attributes : array<string|int, mixed> = []: Table attributes

Return values

bool

dropColumn()


    public
                    dropColumn(string $table, array<string|int, mixed>|string $columnNames) : bool

Parameters

$table : string
$columnNames : array<string|int, mixed>|string: column names to DROP

Return values

bool

dropDatabase()

Drop database


    public
                    dropDatabase(string $dbName) : bool

Parameters

$dbName : string

Return values

bool

dropForeignKey()

Foreign Key Drop


    public
                    dropForeignKey(string $table, string $foreignName) : bool

Parameters

$table : string
$foreignName : string

Return values

bool

dropKey()

Drop Key


    public
                    dropKey(string $table, string $keyName[, bool $prefixKeyName = true ]) : bool

Parameters

$table : string
$keyName : string
$prefixKeyName : bool = true

Return values

bool

dropPrimaryKey()

Drop Primary Key


    public
                    dropPrimaryKey(string $table[, string $keyName = '' ]) : bool

Parameters

$table : string
$keyName : string = ''

Return values

bool

dropTable()


    public
                    dropTable(string $tableName[, bool $ifExists = false ][, bool $cascade = false ]) : bool

Parameters

$tableName : string
$ifExists : bool = false
$cascade : bool = false

Return values

bool

getConnection()

Provides access to the forge's current database connection.


    public
                    getConnection() : ConnectionInterface

Return values

ConnectionInterface

modifyColumn()


    public
                    modifyColumn(string $table, array<string, array<string|int, mixed>|string>|string $fields) : bool

Parameters

$table : string
$fields : array<string, array<string|int, mixed>|string>|string: Field array or Field string

Return values

bool

processIndexes()

Executes Sql to add indexes without createTable


    public
                    processIndexes(string $table) : bool

Parameters

$table : string

Return values

bool

renameTable()


    public
                    renameTable(string $tableName, string $newTableName) : bool

Parameters

$tableName : string
$newTableName : string

Return values

bool

reset()

Resets table creation vars


    public
                    reset() : mixed

_alterTable()


    protected
                    _alterTable(string $alterType, string $table, array<string|int, mixed>|string $processedFields) : array<string|int, mixed>|string|null

Parameters

$alterType : string
$table : string
$processedFields : array<string|int, mixed>|string: Processed column definitions or column names to DROP

Return values

array<string|int, mixed>|string|null

_attributeAutoIncrement()

Field attribute AUTO_INCREMENT


    protected
                    _attributeAutoIncrement(array<string|int, mixed> &$attributes, array<string|int, mixed> &$field) : mixed

Parameters

$attributes : array<string|int, mixed>
$field : array<string|int, mixed>

_attributeDefault()


    protected
                    _attributeDefault(array<string|int, mixed> &$attributes, array<string|int, mixed> &$field) : mixed

Parameters

$attributes : array<string|int, mixed>
$field : array<string|int, mixed>

_attributeType()

Field attribute TYPE


    protected
                    _attributeType(array<string|int, mixed> &$attributes) : mixed

Performs a data type mapping between different databases.

Parameters

$attributes : array<string|int, mixed>

_attributeUnique()


    protected
                    _attributeUnique(array<string|int, mixed> &$attributes, array<string|int, mixed> &$field) : mixed

Parameters

$attributes : array<string|int, mixed>
$field : array<string|int, mixed>

_attributeUnsigned()

Depending on the unsigned property value:


    protected
                    _attributeUnsigned(array<string|int, mixed> &$attributes, array<string|int, mixed> &$field) : mixed

TRUE will always set $field['unsigned'] to 'UNSIGNED'
FALSE will always set $field['unsigned'] to ''
array(TYPE) will set $field['unsigned'] to 'UNSIGNED', if $attributes['TYPE'] is found in the array
array(TYPE => UTYPE) will change $field['type'], from TYPE to UTYPE in case of a match

Parameters

$attributes : array<string|int, mixed>
$field : array<string|int, mixed>

_createTable()


    protected
                    _createTable(string $table, bool $ifNotExists, array<string|int, mixed> $attributes) : string

$ifNotExists is no longer used, and will be removed.

Parameters

$table : string
$ifNotExists : bool
$attributes : array<string|int, mixed>: Table attributes

Return values

string —

SQL string

_createTableAttributes()


    protected
                    _createTableAttributes(array<string|int, mixed> $attributes) : string

Parameters

$attributes : array<string|int, mixed>

Return values

string

_dropKeyAsConstraint()

Constructs sql to check if key is a constraint.


    protected
                    _dropKeyAsConstraint(string $table, string $constraintName) : string

Parameters

$table : string
$constraintName : string

Return values

string

_dropTable()

Generates a platform-specific DROP TABLE string


    protected
                    _dropTable(string $table, bool $ifExists, bool $cascade) : bool|string

Parameters

$table : string
$ifExists : bool
$cascade : bool

Return values

bool|string

_processColumn()

Process column


    protected
                    _processColumn(array<string|int, mixed> $processedField) : string

Parameters

$processedField : array<string|int, mixed>

Return values

string

_processFields()

Returns $processedFields array from $this->fields data.


    protected
                    _processFields([bool $createTable = false ]) : array<string|int, mixed>

Parameters

$createTable : bool = false

Return values

array<string|int, mixed>

_processForeignKeys()

Generates SQL to add foreign keys


    protected
                    _processForeignKeys(string $table[, bool $asQuery = false ]) : array<string|int, mixed>

Parameters

$table : string
$asQuery : bool = false: When true recreates table with key, else partial SQL used with CREATE TABLE

Return values

array<string|int, mixed>

_processIndexes()

Generates SQL to add indexes


    protected
                    _processIndexes(string $table[, bool $asQuery = false ]) : array<string|int, mixed>

Parameters

$table : string
$asQuery : bool = false: When true returns stand alone SQL, else partial SQL used with CREATE TABLE

Return values

array<string|int, mixed>

_processPrimaryKeys()

Generates SQL to add primary key


    protected
                    _processPrimaryKeys(string $table[, bool $asQuery = false ]) : string

Parameters

$table : string
$asQuery : bool = false: When true recreates table with key, else partial SQL used with CREATE TABLE

Return values

string

dropKeyAsConstraint()

Checks if key needs to be dropped as a constraint.


    protected
                    dropKeyAsConstraint(string $table, string $constraintName) : bool

Parameters

$table : string
$constraintName : string

Return values

bool

databaseExists()

Determine if a database exists


    private
                    databaseExists(string $dbName) : bool

Parameters

$dbName : string

Return values

bool

Forge extends Forge in package Application

Table of Contents

Properties

Methods

Properties

$_unsigned

$charset

$checkDatabaseExistStr

$createDatabaseIfStr

$createDatabaseStr

$createTableIfStr

$createTableKeys

$createTableStr

$db

$default

$dropConstraintStr

$dropDatabaseStr

$dropIndexStr

$dropTableIfStr

$fields

$fkAllowActions

$foreignKeys

$keys

$primaryKeys

$renameTableStr

$uniqueKeys

$unsigned

Methods

__construct()

Parameters

addColumn()

Parameters

Tags

Return values

addField()

Parameters

Return values

addForeignKey()

Parameters

Return values

addKey()

Parameters

Return values

addPrimaryKey()

Parameters

Return values

addUniqueKey()

Parameters

Return values

createDatabase()

Parameters

Return values

createTable()

Parameters

Tags

Return values

dropColumn()

Parameters

Tags

Return values

dropDatabase()

Parameters

Tags

Return values

dropForeignKey()

Parameters

Tags

Return values

dropKey()

Parameters

Tags

Return values

dropPrimaryKey()

Parameters

Return values

dropTable()

Parameters

Tags

Return values

getConnection()

Forge extends Forge
in package

Application