September 2000
Intermediate to advanced
418 pages
11h 5m
English
Content preview from Oracle SQL: the Essential Reference
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| && |
&&var |
Creates a SQL*Plus variable that is replaced with a value that is retained for subsequent use. var specifies the name of a SQL*Plus variable that is replaced by a value supplied at the time the statement or command is executed. The terminal session running SQL*Plus is prompted for the value the first time &&var is encountered, and the value is retained until the end of the SQL*Plus session, or until var is undefined.
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