May 03, 2021
• Guide
In Oracle SQL Developer go to Tools and select Preferences. In New window go to Code Editor and expand, select Fonts. Change the font side t...
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April 26, 2021
• Guide
Title: How to import a CSV file into SQL Developer? Loading Data into a Table Procedure: After create a connection to the database in SQL De...
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April 22, 2021
• Guide
You have two options for concatenating strings and column values in Oracle: CONCAT Using || CONCAT example: select CONCAT(ROW_ID,'text...
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April 22, 2021
• Guide
With INSERT ... SELECT , you can quickly insert many rows into a table from the result of a SELECT statement, which can select from one or m...
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April 09, 2021
• Guide
The IP address of the database server: select UTL_INADDR.get_host_address from dual Get Service Name select * from global_name;
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March 30, 2021
• Guide
To see what services are available in the database use following queries: select name from V$SERVICES ; select name from V$ACTIVE_SERVICES...
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December 20, 2020
• คtเŦ
About DB Views: Views are customized presentations of data in one or more tables or other views. You can think of them as stored queries. V...
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October 26, 2020
• คtเŦ
ROUND(months_between(TRUNC( sysdate ),to_date( CON.BIRTH_DT ))/12, 2)
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