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Oracle 1Z1-051

Oracle Database 11g: SQL Fundamentals I Exam

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About Oracle 1Z1-051 dump

Retrieving Data Using the SQL SELECT Statement

  • List the capabilities of SQL SELECT statements
  • Execute a basic SELECT statement

Restricting and Sorting Data

  • Limit the rows that are retrieved by a query
  • Sort the rows that are retrieved by a query
  • Use ampersand substitution to restrict and sort output at runtime

Using Single-Row Functions to Customize Output

  • Describe various types of functions available in SQL
  • Use character, number, and date functions in SELECT statements

Using Conversion Functions and Conditional Expressions

  • Describe various types of conversion functions that are available in SQL
  • Use the TO_CHAR, TO_NUMBER, and TO_DATE conversion functions
  • Apply conditional expressions in a SELECT statement

Reporting Aggregated Data Using the Group Functions

  • Identify the available group functions
  • Describe the use of group functions
  • Group data by using the GROUP BY clause
  • Include or exclude grouped rows by using the HAVING clause

Displaying Data from Multiple Tables

  • Write SELECT statements to access data from more than one table using equijoins and nonequijoins
  • Join a table to itself by using a self-join
  • View data that generally does not meet a join condition by using outer joins
  • Generate a Cartesian product of all rows from two or more tables

Using Subqueries to Solve Queries

  • Define subqueries
  • Describe the types of problems that the subqueries can solve
  • List the types of subqueries
  • Write single-row and multiple-row subqueries

Using the Set Operators

  • Describe set operators
  • Use a set operator to combine multiple queries into a single query
  • Control the order of rows returned

Manipulating Data

  • Describe each data manipulation language (DML) statement
  • Insert rows into a table
  • Update rows in a table
  • Delete rows from a table
  • Control transactions

Using DDL Statements to Create and Manage Tables

  • Categorize the main database objects
  • Review the table structure
  • List the data types that are available for columns
  • Create a simple table
  • Explain how constraints are created at the time of table creation
  • Describe how schema objects work

Creating Other Schema Objects

  • Create simple and complex views
  • Retrieve data from views
  • Create, maintain, and use sequences
  • Create and maintain indexes
  • Create private and public synonyms

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