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Oracle Developer

Oracle Developer

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Oracle Developer

Oracle training provides expertise in database management and development. Learners explore SQL, PL/SQL, and advanced Oracle tools to design, manage, and optimize enterprise databases for high performance and security.

Course Curriculum

Basic DATABASE Concept and SQL
  • Basic history of database concept: DBMS, RDBMS, ORDBMS
  • Advantage of ORACLE database and version information
  • Interface tools usage: sqlplus, isqlplus, sqldeveloper, Toad
  • SQL Language overview : DQL, DML, DDL, DCL, TCL
  • What is the usage of ANSI standard.
  • SELECT Command – Column Alias Rules, String data,
  • Concatenations with various data
  • Null Value handling with number and characters,
  • Arithmetic Operator
  • Concatenation Operator,
  • Eliminating Duplicate Rows
Restricting and Sorting Data
  • WHERE Clause – Character Strings and Dates, number
  • General Comparison Conditions = > >= < <= <>
  • Other Comparison BETWEEN , IN , LIKE , NULL
  • Logical Conditions AND OR NOT
  • ORDER BY Clause, Sorting by Column Alias , Column Position, Multiple Columns
Single-Row Functions
  • Character Functions: UPPER, LOWER, INITCAP, LENGTH, SUBSTR, INSTR, LPAD, RPAD, CONCAT, LTRIM, RTRIM, TRIM, REPLACE, TRANSLATE, REVERSE
  • Number Functions: ROUND, TRUNC, MOD, POWER, CEIL , FLOOR, ABS
  • Dates Functions: SYSDATE, MONTHS\_BETWEEN, NEXT\_DAY, LAST\_DAY, ADD\_MONTHS, ROUND, TRUNC, Arithmetic on Date
  • Conversion Functions: Implicit Data-Type Conversion \& Explicit Data-Type Conversion, TO\_CHAR ,TO\_NUMBER ,TO\_DATE
  • General Functions: NVL , NVL2 , NULLIF, COALESCE
  • CASE Expression, DECODE
  • Nested function with real-time usage
JOINS
  • EQUI JOIN / SIMPLE JOIN / NORMAL JOIN
  • ANSI JOIN, LEFT OUTER, RIGHT OUTER, FULL OUTER
  • NATURAL JOIN, NATURAL OUTER JOINS
  • INNER JOIN, JOIN … USING clause, JOIN … ON clause,
  • CROSS JOIN, NON-EQUI JOIN, SELF JOIN
Multi-row Functions
  • Group Functions Rules, SUM, MIN, MAX, COUNT, AVG
  • Creating Groups of Data: GROUP BY Clause
  • Filtering Group Results: The HAVING Clause
Sub-queries
  • Single-Row Subqueries- Rules, Operators : = > >= < <= <>
  • Null Values in a Subquery
  • Multi-Row Subqueries- Rules, Operators : IN, ANY , ALL
Reporting data using interface commands
  • pagesize, linesize , column heading , column format , colsep
  • tTitle , bTitle , break on column, spool , CSV file generation, Text file generation
Data Manipulation Language DML and Transaction Control Language TCL
  • DML : INSERT, UPDATE, DELETE, MERGE
  • TCL : COMMIT, ROLLBACK, SAVEPOINT
Data Definition Language - DDL
  • DDL : CREATE, ALTER, RENAME, DROP, TRUNCATE
  • DEFAULT OPTION.
  • Constrain table copy
Constraints
  • NOT NULL, UNIQUE, PRIMARY KEY, FOREIGN KEY, CHECK
  • Column Level Constraint, Table Level Constraint Naming constraints and usage
  • Adding a Constraint, Dropping a Constraint,
  • Disabling Constraints, Enabling Constraints
  • Validating Constraints
Views
  • Simple Views and Complex Views , Create, Drop, Source Code
  • Rules for Performing DML Operations on a View
  • WITH CHECK OPTION , WITH READ ONLY
  • Inline Views
  • Materialized View , Create, Refresh, Drop – Usage
Other Database Objects
  • Sequence- NEXTVAL and CURRVAL
  • Index – When to Create an Index, When Not to Create an Index.
  • Synonyms
DCL COMMANDS
  • Creating Users
  • Granting / Revoking Privileges
  • Creating and Granting Privileges to a Role
Dictionary Tables
  • Tables, Views, Synonyms, Index, Sequence, Constrains, Source and other Dictionary
SET Operators
  • UNION ,
  • UNION ALL ,
  • INTERSECT ,
  • MINUS
Advanced Date-time Functions
  • TIME ZONES ,
  • SYSDATE, SYSTIMESTAMP,
  • CURRENT\_DATE , CURRENT\_TIMESTAMP
  • SESSIONTIMEZONE ,
  • Storing time zone data in Table
  • EXTRACT ,
  • TO\_YMINTERVA
Advanced GROUP BY Clause
  • Group by with ROLLUP,
  • Group by with CUBE,
  • GROUPING SETS
Advanced Subqueries
  • Pairwise Comparison Subquery ,
  • Nonpairwise Comparison Subquery
  • Correlated Subqueries,
  • Correlated UPDATE,
  • Correlated DELETE
  • EXISTS , NOT EXISTS Operator

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