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Developed By

- Dalwadi manish .S U BMITTED TO

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The presentation on

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Types to start SQL*Plus

Dos Base

In isql*plusUsing SQL*Plus

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For Starting Sql*Plus inDos We have to Just Write

down in Dos :=

sqlplusFor Ex :=

C:\Document and Setting\ssit>sqlplus

D os Base

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SQl In isqlplus

SQL Also start with isqlplus.

For start isqlplus we have to open Web Browser (InternetExplorer).

After opening internet explorer we just write down

http://localhost/isqlplusAfter writing this link in link barIsqlplus is start.

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In isql*plus we can easily

save our data.

SELECT last_name, hire_date, salary

FROM employees;1

2

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And Easily load our data.

1

D:\ temp \ emp_sql

SELECT last_name, hire_date, salaryFROM employees;

3

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SQL start using SQL*Plus.

In SQL*Plus Different types of username &Passwords .

User name = scottPassword = tiger

Uname = /as sysdbaUname = systemPassword =

admin

U sing SQl*Plus

SystemDatabase

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C reate U ser

In SQL*Plus create our own user .

We have to just login to /as sysdba .

/as sysdba is mostly used For any insertion, updation,deletion about user

SQL>CONNECT /AS SYSDBA;

SQL>CREATE USER SSIT IDENTIF IED BY SSIT;

Username Password

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After create user we have to give a permission to use andconnect this user.

For giving a permission tothis user we have to write down :=

Ex:=

SQL>grant resource, connect to ssit;

OR

SQL>grant create session, create table, create procedure,2 create sequence, create view, create trigger to ssit;

G rant

Used for granting

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R evoke

Privileges once given can be denied to a user using theREVOKE command.

The object owner can revoke priveleges granted to anotheruser.

A user of an object who is not the owner, but has beengranted the grant priveleges, has the power to REVOKE the

priveleges from a grantee.

R evoking Permission Using the R EVOK E statement.

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SQL>revoke resource, connect from ssit;

OR

SQL>revoke create session, create table, create procedure,2 create sequence, create view, create trigger to ssit;

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Lock & U nlock U ser

If we want to lock on our user accountThen

SQL>alter user ssit account lock;

When we want to unlock our user account then

SQL>alter user ssit account unlock;

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In SQL*Plus see all tables we are write down

SQL> select * from tab;

B ut

SQL>select table_name from user_tables;

Both are doing same work.

D isplay Tables

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C onstraints

There are five types of constraints.

1. Primary key2. Unique

3. Not Null4. Check5. Foreign Key

After giving a any type of constraints in any table

If We want to check that the in which table on a which field wegiven a constraints.

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F irst write down this query.

SQL> desc user_constraints;this query will display all types of conditions and

then u can select and check your constraints.

Like :=Name----------------------OWNERCONSTRAINT_NAMECONSTRAINT_TYPETABLE_NAMESEARCH_CONDITIONR_CONSTRAINT_NAME

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SQL> selectowner,constraint_name,constraint_type,search_condition,table_name from user_constraints;

OWNER TABLE_NAME CONSTRAINT_NAME C SEARCH_CONDITION------------- ------------------ ----------------------------- --- -----------------------------------SCOTT DEPARTMENT PK_DEPTCODE PSCOTT DEPARTMENT CK_DEPTCODE C deptcode like 'D%'SCOTT DEPARTMENT UQ_DNAME USCOTT DEPARTMENT CK_DHEAD C dhead like 'MR%'SCOTT DEPARTMENT CK_REGION C regionin

('east','EAST','west','WEST','north','NORTH','south','SOUTH')

SCOTT EMPLOYEE CK_EOJ C edoj>edobSCOTT EMPLOYEE UQ_EMAIL U

Constraint_type

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Save D ataIn SQL*Plus for saving data

Syntax :=spool spoolname

Ex :=

SQL>Spool SSITMCA

in spool name space is not required. If space is occur thenError will be display on screen.Like :=

SQL>spool SSIT MCA

SP2-0333: Illegal spool file name: "SSIT MCA" (bad character: ' ')

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Whenever your work will be complete u have to write down

SQL>spool off

Saving All

Data as any ExtensionSave the data as a .csv extension.

Syntax :=spool drivename:\.csv

Ex :=

SQL>spool C:\SSIT.docWhere data youhave to store ?

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Save Each data

If you want to save your data each query wise &save your data with any extension wise,Then

SQL>save c:\SSIT.sqlSQL>Save c:\SSIT.docSQL>Save c:\SSIT.csv

For comment line use -- symbol.

SQL>--SSIT Records

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