Oracle select | select - oracle tutorial - sql tutorial




Oracle select from table

Learn oracle - oracle tutorial - Oracle select from table - oracle examples - oracle programs

What is Oracle Select ?

  • SELECT statement is used to retrieve records from one or more tables.
  • The result is stored in a result table, called the result-set.
 select oracle

Syntax:


SELECT expressions      
FROM table_name;
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Parameters or Arguments:

expressions

  • The columns or calculations that you wish to retrieve.
  • Use * if you wish to select all columns.

tables

  • The tables that you wish to retrieve records from.
  • There must be at least one table listed in the FROM clause.

Example:

SELECT  * FROM wikitechy_emp;
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 oracle in select
  1. Oracle SQL statement selects all the columns from the "wikitechy_emp" table:
  2. Note: Asterik(*) symbol indicates the selection of all the Columns from the table.
  3. Click Run button to execute the query.
  4. We can see all the columns from the wikitech_emp table.
Oracle select from table using where

Learn oracle - oracle tutorial - Oracle select from table using where - oracle examples - oracle programs

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Syntax:


SELECT expressions      
FROM table_name WHERE condition;
click below button to copy the code. By - oracle tutorial - team

Parameters or Arguments:

expressions

  • The columns or calculations that you wish to retrieve.
  • Use * if you wish to select all columns.

tables

  • The tables that you wish to retrieve records from.
  • There must be at least one table listed in the FROM clause.

WHERE conditions

  • Optional.
  • The conditions that must be met for the records to be selected.
  • If no conditions are provided, then all records will be selected

Example:

SELECT * FROM wikitechy_emp WHERE City='Bangalore';
click below button to copy the code. By - oracle tutorial - team
 oracle select from
  1. Oracle SQL statement selects particular columns from the "wikitechy_emp" table:
  2. Note: Asterik(*) symbol indicates the selection of all the Columns from the table. WHERE conditions that must be met for the records from the table.
  3. Click Run button to execute the query.
  4. We can see the particular columns from the wikitech_emp table.

Oracle Select Query Example

Oracle Select Query Example

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