Select Some Rows from a Table in Oracle

Q

How To Select Some Rows from a Table in Oracle?

✍: FYIcenter.com

A

If you don't want select all rows from a table, you can specify a WHERE clause to tell the query to return only the rows that meets the condition defined in the WHERE clause. The following select statement only returns rows that has department name starts with the letter "C":

SQL> SELECT * FROM departments 
  2  WHERE department_name LIKE 'C%';
DEPARTMENT_ID DEPARTMENT_NAME      MANAGER_ID LOCATION_ID
------------- -------------------- ---------- -----------
          130 Corporate Tax                          1700
          140 Control And Credit                     1700
          180 Construction                           1700
          190 Contracting                            1700
......

⇒ Sort the Query Output in Oracle

⇐ Select Some Columns from a Table in Oracle

⇑ Understanding SQL SELECT Query Statements in Oracle

⇑⇑ Oracle Database Tutorials

2019-12-19, 2923🔥, 0💬

Select Some Rows from a Table in Oracle
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Understanding SQL SELECT Query Statements in Oracle
Where to find answers to frequently asked questions on SQL SELECT Query Statements in Oracle? I want to query data from tables. Here is a list of frequently asked questions and their answers compiled by FYIcenter.com DBA team on SQL SELECT Query Statements in Oracle. Clear answers are provided with ... 2020-01-04, 2697🔥, 0💬

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Sort Query Output in Descending Order in Oracle
How To Sort Query Output in Descending Order in Oracle? If you want to sort a column in descending order, you can specify the DESC keyword in the ORDER BY clause. The following SELECT statement first sorts the department in descending order, then sorts the salary in ascending order: SQL> SELE... 2019-12-19, 2510🔥, 0💬

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How To Sort the Query Output in Oracle? If you want the returning rows to be sorted, you can specify a sorting expression in the ORDER BY clause. The following select statement returns rows sorted by the values in the "manager_id" column: SQL> SELECT * FROM departments ORDER BY manager_id; DE... 2019-12-19, 2457🔥, 0💬

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Can SELECT Statements Be Used on Views in Oracle? Select (query) statements can used on views in the same way as tables. The following tutorial exercise helps you creating a view and running a query statement on the view: SQL> CREATE VIEW managed_dept AS SELECT * FROM departments WHERE manage... 2019-12-19, 2429🔥, 0💬

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