Oracle SQL Developer

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Using SQL*Plus■■■Running Scripts From SQL*PlusSpooling From SQL*PlusUsing Variables With SQL*Plus10.2.1 Starting and Exiting SQL*PlusTo start SQL*Plus from the operating system command prompt, enter the following:sqlplusWhen prompted, enter the username and password of the user account (schema) thatyou want to access. For example, enter HR for the username and your_hr_passwordwhen prompted.After you have started SQL*Plus, the SQL> prompt displays for you to type in SQLstatements, as follows:SQL>When you want to quit or exit SQL*Plus, type EXIT or QUIT at the SQL prompt, asfollows:SQL> EXIT10.2.2 Displaying Help With SQL*PlusTo display a list of help topics for SQL*Plus commands enter HELP INDEX at the SQLprompt as follows:SQL> HELP INDEXFrom the list of SQL*Plus help topics, you can display help on an individual topic byentering HELP with a topic name. For example the following displays help on theSQL*Plus COLUMN command, which enables you to format column output:SQL> HELP COLUMN10.2.3 Entering and Executing SQL Statements and CommandsTo enter and execute SQL statements or commands, type in the statement or commandat the SQL prompt. At the end of a SQL statement, put a semi-colon (;) and then pressthe Enter key to execute the statement. For example:SQL> SELECT * FROM employees;If the statement does not fit on one line, type in the first line and press the Enter key.Continue entering lines, terminating the last line with a semi-colon (;). For example:SQL> SELECT employee_id, first_name, last_name2 FROM employees3 WHERE employee_id >= 105 AND employee_id
Using SQL*Plus110 John Chen6 rows selected.Note that a terminating semi-colon (;) is optional with SQL *Plus commands, butrequired with SQL statements.10.2.4 SQL*Plus DESCRIBE CommandSQL*Plus provides the DESCRIBE to display a description of a database object. Forexample, the following displays the structure of the employees table. Thisdescription is useful when constructing SQL statements that manipulate theemployees table.SQL> DESCRIBE employeesNameNull? Type---------------------------------------- -------- ------------EMPLOYEE_ID NOT NULL NUMBER(6)FIRST_NAME VARCHAR2(20)LAST_NAME NOT NULL VARCHAR2(25)EMAIL NOT NULL VARCHAR2(25)PHONE_NUMBER VARCHAR2(20)HIRE_DATE NOT NULL DATEJOB_ID NOT NULL VARCHAR2(10)SALARY NUMBER(8,2)COMMISSION_PCT NUMBER(2,2)MANAGER_ID NUMBER(6)DEPARTMENT_ID NUMBER(4)10.2.5 SQL*Plus SET CommandsThe SQL*Plus SET commands can be used to specify various SQL*Plus settings, suchas the format of the output from SQL*Plus statements. For example, the following SETcommands specify the number of lines per page display and the number of charactersper line in the output:SQL> SET PAGESIZE 200SQL> SET LINESIZE 140To enable output from PL/SQL blocks with DBMS_OUTPUTTo view all the settings, enter the following at the SQL prompt:SQL> SHOW ALLFor information about the SQL*Plus SERVEROUTPUT setting to display output from aPL/SQL program, see Inputting and Outputting Data with PL/SQL.See Also:10.2.6 Running Scripts From SQL*Plus■SQL*Plus User's Guide and Reference for information setting up theSQL*Plus environment with a login fileYou can use a text editor to create SQL*Plus script files containing SQL*Plus, SQL, andPL/SQL statements. For consistency, use the .sql extension for the script file name.SQL*Plus: Usage Information 10-3
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Oracle SQL DeveloperOnline HelpRele
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Contents1 SQL Developer Concepts an
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3.12 Create/Edit Index ............
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6.3.2 Updating Data With the UPDATE
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10.2.5 SQL*Plus SET Commands.......
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SQL Developer User InterfaceThe men
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SQL Developer User InterfaceThe Com
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Database Objects1.2 Database Object
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Database Objectscontaining the mast
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Database Objects■■■■■■
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Database ConnectionsWhen you start
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Running and Debugging Functions and
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Using the SQL WorksheetRelated Topi
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Using the SQL WorksheetScript Runne
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Using the SQL Worksheetmentioned in
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Reports1.9 ReportsRelated TopicsRun
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Reports1.9.3 Table reportsTable rep
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Reportsissues and vulnerabilities,
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SQL Developer Preferencesand the SQ
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SQL Developer Preferences1.10.3 Cod
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SQL Developer PreferencesSQL Develo
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SQL Developer User Information: Loc
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Supplementary Oracle Database Infor
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Creating a Table (Books)the table t
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Creating a Table (Transactions)Colu
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Creating a SequenceName: for_key_bo
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Creating a PL/SQL Procedure2.6 Crea
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Using the SQL Worksheet for Queries
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Script for Creating and Using the L
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Script for Creating and Using the L
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Check for UpdatesTo remove the effe
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Select Library3.8 Select LibraryThi
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Create PL/SQL Function, Procedure,
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Create Table (quick creation)Relate
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Create/Edit Table (with advanced op
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Create Type (User-Defined)For more
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Create/Edit ViewTest Syntax: Checks
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Configure File Type AssociationsDia
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Find/Replace TextTo add a type of o
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Save/Save As3.37 Save/Save As3.38 S
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SQL*Plus Location3-28 SQL Developer
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Managing TablesTo include lowercase
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Managing Tables4.2.4 Column Constra
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Managing Indexes4.3 Managing Indexe
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Managing Indexesuseful when all of
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Managing Views4.4 Managing Views4.3
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Managing Synonyms4-12 SQL Developer
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Storing Numeric Data■■NCHAR and
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Storing Numeric DataThe absence of
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Storing Datetime Data5.4.1.2 Using
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Storing Datetime Data5-8 SQL Develo
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Retrieving Data With Queries■■
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Retrieving Data With QueriesSee Als
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Retrieving Data With QueriesSee Als
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Transaction Control Statements6.3.2
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Using Pseudocolumns, Sequences, and
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Page 124 and 125: Using SQL Data Definition Language
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Page 128 and 129: Entering and Executing PL/SQL CodeY
Page 130 and 131: Utilizing the Main Features of PL/S
Page 148 and 149: Handling PL/SQL ErrorsTo handle une
Page 150 and 151: Handling PL/SQL ErrorsIf you redecl
Page 152 and 153: Handling PL/SQL Errors7-26 SQL Deve
Page 154 and 155: Overview of Packages and Subprogram
Page 156 and 157: Managing Packagescalling procedures
Page 158 and 159: Oracle Product-Specific PackagesTab
Page 160 and 161: Oracle Product-Specific PackagesTab
Page 162 and 163: Oracle Product-Specific Packages8-1
Page 164 and 165: Overview of Triggers9.1.1 Types of
Page 166 and 167: Overview of Triggers■■A trigger
Page 168 and 169: Designing TriggersNote: A procedure
Page 172 and 173: Using SQL*PlusA SQL script file is
Page 174 and 175: Using SQL*Plus10-6 SQL Developer On
Page 176 and 177: Overview of Globalization Support
Page 178 and 179: Setting up the Globalization Suppor
Page 192 and 193: SQL and PL/SQL Programming with Uni
Page 194 and 195: SQL and PL/SQL Programming with Uni
Page 196 and 197: Locale-Dependent SQL Functions with
Page 198 and 199: Locale-Dependent SQL Functions with
Page 200 and 201: COLLECTION_IS_NULL exception, 7-22c
Page 202 and 203: overview, 7-14EXPLAIN PLANexecution
Page 204 and 205: NLSSORT SQL function, 11-21NO_DATA_
Page 206 and 207: displaying output from PL/SQL, 7-9s
Page 208: disabling, 9-4enabling, 9-4error co
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Oracle SQL Developer

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