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Use Free Sqlite Reader to View Sqlite. Sqlite Viewer › Most Popular Images Newest at www.sqliteviewer.com Images. Posted: (1 day ago) Sqlite is the frontend database manager, deployed in various OS, applications and Browsers such as android, mac window, chrome etc. Sqlite being used in such a › Images detail: www.sqliteviewer.com Show All Images. SQLite is a compact, cross platform, self-contained relational database management system that is available in the public domain. SQLite is included in macOS and Mac OS X by default. It is located in the /usr/bin directory and called sqlite3. Using SQLite, users can create file-based databases that can be transported across machines, platforms.

The Mono.Data.SqliteClient assembly contains an ADO.NET data provider for the SQLite embeddable database engine (both version 2 and version 3).

  1. Feb 01, 2021 DB Browser for SQLite (was SQLite Database Browser) is a high quality, visual, open-source tool to create, design, and edit database files compatible with SQLite. It is for users and developers wanting to create databases, and search and edit data. It uses a familiar spreadsheet-like interface, and you don't need to learn complicated SQL commands.
  2. SQLite database files are commonly used as containers to transfer rich content between systems and as a long-term archival format for data. There are over 1 trillion (1e12) SQLite databases in active use. SQLite source code is in the public-domain and is free to everyone to use for any purpose.
  3. SQLiteStudio supports plugins of several categories. For example another scripting language can be added with plugin. Another import or export format, another table data populating strategy, another SQLite database format, SQL code formatter, code highlighter, table cell value representation renderer - all of these can be exteded with plugins.

SQLite has a notable oddity: table cell data does not retain what kind of data it was. Everything is stored as either a long, double, string, or blob. And in SQLite version 2, everything is stored as a string. So you need to be careful about avoiding casting values returned by SQLite without checking the type of the value returned. See below for notes on storing DateTimes.

Table of contents

New style assembly shipped with Mono 1.2.4

Starting with the 1.2.4 release, Mono ships a second SQLite assembly - Mono.Data.Sqlite. The new assembly provides support only for SQLite version 3and is not 100% binary and API compatible with the older assembly. The new assembly is based on code by Robert Simpson from http://sqlite.phxsoftware.com/ and provides full ADO.NET 2.0 API interface. Code from the old binary is contained in the new one but is available only in the 1.1 profile. The 2.0 profile can no longer access the old code when referencing the new assembly. We have chosen this way as means to provide a migration path for developers using SQLite in their .NET applications - both assemblies will be shipped with several future releases of Mono, and at some (yet undetermined) point the old one will be removed from the distribution. All the developers are encouraged to start transitioning their code to the new assembly - for both 1.1 and 2.0 profiles.

One disadvantage of the new assembly is its binary incompatibility in the data format. That is, if your application uses SQLite database v2 format you will not be able to access your data with the new assembly. To solve this problem you must dump your data using sqlite v2 utilities and then restore it using sqlite v3 utilities.

Prerequisites

If you do not have SQLite, download it. There are binaries for Windows and Linux. You can put the .dll or .so along side your application binaries, or in a system-wide library path.

Connection String Format

The format of the connection string is:

The latter case for the 2.0 profile references the App_Data directory (or any other directory that’s configured to contain data files for an ASP.NET 2.0 application)

As an example:

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That will use the database SqliteTest.db in the current directory. It will be created if it does not exist.

Or you prefer to use SQLite as an in memory database

The version=3 is supported, but not necessary with the new assembly.

With the old assembly, the ADO.NET adapter will use SQLite version 2 by default, but if version 2 is not found and version 3 is available, it will fallback to version 3. You can force the adapter to use version 3 by adding “version=3” to the connection string:

The new assembly, as described above, uses only database format version 3.

  • Connection String Parameters:

For the 1.1 profile and the old assembly

Parameter DefinitionDescriptionExample
URIa file Universal Resource IdentifierURI=file:SqliteTest.db
versionversion of SQL Lite to use: version 2 or 3version=3
busy_timeouta timeout, in milliseconds, to wait when the database is locked before throwing a SqliteBusyException (since Mono 1.1.14)busy_timeout=3000

The busy_timeout parameter is implemented as a call to sqlite(3)_busy_timeout. The default value is 0, which means to throw a SqliteBusyException immediately if the database is locked.

For the 2.0 profile in the new assembly

Parameter DefinitionDescriptionExample
Data Sourcea file Universal Resource IdentifierData Source=file:SqliteTest.db
versionversion of SQL Lite to use: version 3version=3

Storing DateTimes

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The way DateTimes are stored and retrieved from Sqlite databases depends on a lot, unfortunately, because Sqlite doesn’t have a way of storing datetimes natively. Further, there are two versions of Sqlite (2 and 3) which are treated differently when it comes to DateTimes. The recommended way of using DateTimes with Sqlite is to encode/decode them yourself to/from some particular integer string format that you decide, and not putting them into a DATE or DATETIME column.

Sqlite2 only has strings internally. No matter what the column was declared as, DateTimes are just going to be converted into strings. If you use parameters, for instance, DateTimes will be converted in a culture-sensitive format. When reading back the data, there’s no way to know that it was originally a DateTime and not a string, so Mono.Data.SqliteClient returns the string. Using Sqlite2, you really can’t use DateTimes without encoding them yourself.

If you explicitly are targetting Sqlite3, or using the new assembly (in which case you should be providing the version parameter in the connection string, unless you are using the new assembly), you can rely on the particular behavior used when connecting to a Sqlite3 database. Sqlite3 has string, integer (64bit), real, and blob internal storage types. When putting a DateTime into the database using parameters, Mono.Data.SqliteClient will encode the DateTime as an integer using ToFileTime(). But this doesn’t help when reading the data back to determine that a value was originally a DateTime. Sqlite3 also exposes the names of the types of the columns as the table was created with. If a column is declared as a DATE or DATETIME, SqliteDataReader will try to turn the value back into a DateTime. If it finds an integer value, it uses DateTime.FromFileTime, which is the reverse of how it encodes DateTimes if you insert a DateTime via parameters. If it finds a string value, it uses DateTime.Parse, but note that Parse is a very slow operation. So with Sqlite3, DateTimes should be put into DATE or DATETIME columns in the database either through parameters or by turning it into a long with ToFileTime yourself, and then they will be read back as DateTimes.

Character Encodings

The Sqlite client treats character encodings differently for version 2 and version 3 because of the way Sqlite2 and 3 treat strings.

In Sqlite3, the Sqlite client communicates with Sqlite in Unicode. Therefore, you should be able to read and write any characters from the database, but note that if you write Unicode characters to a database, you may not be able to read them back in other applications if the application does not communicate with Sqlite using Unicode.

In Sqlite2, the client by default communicates with Sqlite using the UTF-8 encoding, which means you can read and write any character. But you must beware of two things. The first is that since non-ASCII characters are encoded as multi-byte characters in UTF-8, and Sqlite2 doesn’t recognize multibyte characters (unless it was compiled specifically with UTF-8 support), LIKE, GLOB, LENGTH, and SUBSTR will behave oddly. The second caveat is that other applications using the database must be using UTF-8 as well.

When using Sqlite2, you can force Mono.Data.SqliteClient to use a different encoding instead of UTF-8 by adding “;encoding=ASCII” for instance to the connection string. It must be an encoding that ends with a single null terminator, however.

C# Example (1.1 profile of the new assembly and the old assembly)

To build the example:

  • Save the example to a file, such as, TestExample.cs
  • Build using Mono C# compiler:

To run the example:

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Windows

Our latest release (3.12.2) for Windows:

Sqlite

Windows PortableApp

Note - If for any reason the standard Windows release does not work(e.g. gives an error), try a nightly build (below).

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Sqlite

Nightly builds often fix bugs reported after the last release. 😄

macOS

Our latest release (3.12.2) for macOS:

Homebrew

If you prefer using Homebrew for macOS, our latest release can be installed via Homebrew Cask:

Nightly builds

Download nightly builds for Windows and macOS here:

Linux

Our latest release is available as an AppImage, Snap packages, and distribution specific packages:

AppImage

Remember to change it’s permission bits to be executable before you run it. 😄

Snap packages

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Snap Release build

Snap Nightly builds

Other distribution specific instructions:

Arch Linux

Arch Linux provides an up to date version

Install with the following command:

Fedora

Install for Fedora (i386 and x86_64) by issuing the following command:

openSUSE

Debian

Note that Debian focuses more on stability rather than newest features. Therefore packages will typically contain some older version, compared to the latest release.

Update the cache using:

Install the package using:

Ubuntu and Derivatives

Stable release

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For Ubuntu and derivaties, @deepsidhu1313provides a PPA with the latest release here:

To add this ppa just type in these commands in terminal:

Then update the cache using:

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Install the package using:

Ubuntu 14.04.X, 15.04.X, 15.10.X and 16.04.X are supported for now (untilLaunchpad decides to discontinue building for any series).

Sqlite

Ubuntu Precise (12.04) and Utopic (14.10) are not supported:

  • Precise does not have a new enough Qt package in its repository by default,which is a dependency
  • Launchpad does not support Utopic any more, which has reached its End ofLife

Nightly builds

Nightly builds are available here:

To add this ppa, type these commands into the terminal:

Then update the cache using:

Install the package using:

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Other Linux

On others, compile DB4S using the instructionsin BUILDING.md.

FreeBSD

Db Browser For Sqlite

DB Browser for SQLite works well on FreeBSD, and there is a port for it (thanksto lbartoletti 😄). DB4S can be installedusing either this command:

or this command: