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SQLite3 类

(PHP 5 >= 5.3.0, PHP 7, PHP 8)

简介

连接 SQLite 3 数据库的类。

类摘要

class SQLite3 {

/* 常量 */

public const int OK;

public const int DENY;

public const int IGNORE;

public const int CREATE_INDEX;

public const int CREATE_TABLE;

public const int CREATE_TEMP_INDEX;

public const int CREATE_TEMP_TABLE;

public const int CREATE_TEMP_TRIGGER;

public const int CREATE_TEMP_VIEW;

public const int CREATE_TRIGGER;

public const int CREATE_VIEW;

public const int DELETE;

public const int DROP_INDEX;

public const int DROP_TABLE;

public const int DROP_TEMP_INDEX;

public const int DROP_TEMP_TABLE;

public const int DROP_TEMP_TRIGGER;

public const int DROP_TEMP_VIEW;

public const int DROP_TRIGGER;

public const int DROP_VIEW;

public const int INSERT;

public const int PRAGMA;

public const int READ;

public const int SELECT;

public const int TRANSACTION;

public const int UPDATE;

public const int ATTACH;

public const int DETACH;

public const int ALTER_TABLE;

public const int REINDEX;

public const int ANALYZE;

public const int CREATE_VTABLE;

public const int DROP_VTABLE;

public const int FUNCTION;

public const int SAVEPOINT;

public const int COPY;

public const int RECURSIVE;

/* 方法 */

public __construct(string $filename, int $flags = SQLITE3_OPEN_READWRITE | SQLITE3_OPEN_CREATE, string $encryptionKey = "")

public backup(SQLite3 $destination, string $sourceDatabase = "main", string $destinationDatabase = "main"): bool

public busyTimeout(int $milliseconds): bool

public changes(): int

public close(): bool

public createAggregate(
    string $name,
    callable $stepCallback,
    callable $finalCallback,
    int $argCount = -1
): bool

public createCollation(string $name, callable $callback): bool

public createFunction(
    string $name,
    callable $callback,
    int $argCount = -1,
    int $flags = 0
): bool

public enableExceptions(bool $enable = false): bool

public static escapeString(string $string): string

public exec(string $query): bool

public lastErrorCode(): int

public lastErrorMsg(): string

public lastInsertRowID(): int

public loadExtension(string $name): bool

public open(string $filename, int $flags = SQLITE3_OPEN_READWRITE | SQLITE3_OPEN_CREATE, string $encryptionKey = ""): void

public openBlob(
    string $table,
    string $column,
    int $rowid,
    string $database = "main",
    int $flags = SQLITE3_OPEN_READONLY
): resource|false

public prepare(string $query): SQLite3Stmt|false

public query(string $query): SQLite3Result|false

public querySingle(string $query, bool $entireRow = false): mixed

public setAuthorizer(?callable $callback): bool

public static version(): array

}

预定义常量

SQLite3::OK
SQLite3::DENY
SQLite3::IGNORE
SQLite3::CREATE_INDEX
SQLite3::CREATE_TABLE
SQLite3::CREATE_TEMP_INDEX
SQLite3::CREATE_TEMP_TABLE
SQLite3::CREATE_TEMP_TRIGGER
SQLite3::CREATE_TEMP_VIEW
SQLite3::CREATE_TRIGGER
SQLite3::CREATE_VIEW
SQLite3::DELETE
SQLite3::DROP_INDEX
SQLite3::DROP_TABLE
SQLite3::DROP_TEMP_INDEX
SQLite3::DROP_TEMP_TABLE
SQLite3::DROP_TEMP_TRIGGER
SQLite3::DROP_TEMP_VIEW
SQLite3::DROP_TRIGGER
SQLite3::DROP_VIEW
SQLite3::INSERT
SQLite3::PRAGMA
SQLite3::READ
SQLite3::SELECT
SQLite3::TRANSACTION
SQLite3::UPDATE
SQLite3::ATTACH
SQLite3::DETACH
SQLite3::ALTER_TABLE
SQLite3::REINDEX
SQLite3::ANALYZE
SQLite3::CREATE_VTABLE
SQLite3::DROP_VTABLE
SQLite3::FUNCTION
SQLite3::SAVEPOINT
SQLite3::COPY
SQLite3::RECURSIVE

SQLite3::backup — Backup one database to another database
SQLite3::busyTimeout — Sets the busy connection handler
SQLite3::changes — Returns the number of database rows that were changed (or inserted or deleted) by the most recent SQL statement
SQLite3::close — Closes the database connection
SQLite3::__construct — 实例化 SQLite3 对象并打开 SQLite 3 数据库
SQLite3::createAggregate — Registers a PHP function for use as an SQL aggregate function
SQLite3::createCollation — Registers a PHP function for use as an SQL collating function
SQLite3::createFunction — Registers a PHP function for use as an SQL scalar function
SQLite3::enableExceptions — Enable throwing exceptions
SQLite3::escapeString — Returns a string that has been properly escaped
SQLite3::exec — Executes a result-less query against a given database
SQLite3::lastErrorCode — Returns the numeric result code of the most recent failed SQLite request
SQLite3::lastErrorMsg — Returns English text describing the most recent failed SQLite request
SQLite3::lastInsertRowID — Returns the row ID of the most recent INSERT into the database
SQLite3::loadExtension — Attempts to load an SQLite extension library
SQLite3::open — Opens an SQLite database
SQLite3::openBlob — Opens a stream resource to read a BLOB
SQLite3::prepare — Prepares an SQL statement for execution
SQLite3::query — Executes an SQL query
SQLite3::querySingle — Executes a query and returns a single result
SQLite3::setAuthorizer — Configures a callback to be used as an authorizer to limit what a statement can do
SQLite3::version — Returns the SQLite3 library version as a string constant and as a number

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User Contributed Notes 1 note

down

-3

dannsbass at gmail dot com ¶

2 years ago

# get all .dbi files in a directory
$databases_list = glob("directory/*.dbi");

# looping it
foreach ($databases_list as $db_name){

    # sanitizing name of file
    $db_name = str_replace('directory/','',str_replace('.dbi','',$db_name));
    
    # Database connection
    $db = new SQLite3($db_name);

    $result = $db->query("SELECT * FROM your_table_name");

    while($data = $result->fetchArray()){

        echo $data['column']."<hr>";

    }

  }

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SQLite3 类

简介

类摘要

预定义常量

目录

User Contributed Notes 1 note