The DUAL is special one row, one column table present by default in all Oracle databases. We cannot insert, update, delete record in dual table. Dual means dummy. In the dual table only one column is ...

DUAL is a table automatically created by Oracle Database along with the data dictionary. DUAL is in the schema of the user SYS but is accessible by the name DUAL to all users. It has one column, DUMMY ...

Use SQL to quickly create a new table from existing records in Access Your email has been sent SQL lets you use one command to quickly create a new table containing a subset of records from a larger ...