SQL Server on Linux

SQL Server will be able to install and run on Linux. The news was announced via a blog post by Scott Guthrie, EVP, Cloud and Enterprise Group at Microsoft

SQLite Database Browser

Database Browser for SQLite is a high quality, visual, open source tool to create, design, and edit

database files compatible with SQLite

                                               http://sqlitebrowser.org/
 

SQLite Limitation

Some Feature not Supported in SQLite

Feature	Support	Not Support
Right Outer Join	No	Only Left Outer Join
Full Outer Join	No	Only Left outer Join
Alter Table	·     Rename Table ·     Add Column ·     Alter Table commands are supported	·     Drop Column ·     Alter Column ·     Add Constraint Above commands are not supported
View	Yes(Read Only)	But View is read only You can’t execute following command in view ·     Delete ·     Insert ·     Update

SQLite :: How to create Database?

                                                            SQLite

How to create Database?

How to Get All Database Name?

SQLite>.Database

 Above query retrieve all database name with location

“ Main “ is default  database  name .

 How to Create New Database Name?

Database name same as “Main “but location of database storage we can store different name

Like “Testdb.db”

Step 1:

Go to Run

Step 2:

Type CMD

Step 3:

Sync location. Where exe located

My Exe located in C:\Sqlite.exe

Step 4:

C:\>sqlite3.exe Sample.db

 Example Screen below

 .db file store location ? Is it store C:\Sample.db?

No

C:\Users\<YourName>\AppData\Local\VirtualStore\sample.db

How to modify above location?

Step 1:

Go to My computer

Step 2:

Right Click èProperty

Step 3:

Advanced System Settings

Step 4:

Environment variables

Step 5:

 

Note:

Whenever open New Sqlite window execute below query

C:\>sqlite3.exe Sample.db

 

 

Sql dot commands in SQLite

SQLite Commands

(Sql dot commands)

Below commands all  are called SQLite dot commands other than SQL dot command for terminated  query use by a semi-colon (;)

If you want retrieve all SQL DOT COMMANDS type " .help "

Sqlite>.help

You will get below output

Command	Description
.backup ?DB? FILE	Backup DB (default "main") to FILE
.bail ON|OFF	Stop after hitting an error. Default OFF
.databases	List names and files of attached databases
.dump ?TABLE?	Dump the database in an SQL text format. If TABLE specified, only dump tables matching LIKE pattern TABLE.
.echo ON|OFF	Turn command echo on or off
.exit	Exit SQLite prompt
.explain ON|OFF	Turn output mode suitable for EXPLAIN on or off. With no args, it turns EXPLAIN on.
.header(s) ON|OFF	Turn display of headers on or off
.help	Show this message
.import FILE TABLE	Import data from FILE into TABLE
.indices ?TABLE?	Show names of all indices. If TABLE specified, only show indices for tables matching LIKE pattern TABLE.
.load FILE ?ENTRY?	Load an extension library
.log FILE|off	Turn logging on or off. FILE can be stderr/stdout
.mode MODE	Set output mode where MODE is one of: csv Comma-separated values column Left-aligned columns. html HTML <table> code insert SQL insert statements for TABLE line One value per line list Values delimited by .separator string tabs Tab-separated values tcl TCL list elements
.nullvalue STRING	Print STRING in place of NULL values
.output FILENAME	Send output to FILENAME
.output stdout	Send output to the screen
.print STRING...	Print literal STRING
.prompt MAIN CONTINUE	Replace the standard prompts
.quit	Exit SQLite prompt
.read FILENAME	Execute SQL in FILENAME
.schema ?TABLE?	Show the CREATE statements. If TABLE specified, only show tables matching LIKE pattern TABLE.
.separator STRING	Change separator used by output mode and .import
.show	Show the current values for various settings
.stats ON|OFF	Turn stats on or off
.tables ?PATTERN?	List names of tables matching a LIKE pattern
.timeout MS	Try opening locked tables for MS milliseconds
.width NUM NUM	Set column widths for "column" mode
.timer ON|OFF	Turn the CPU timer measurement on or off