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PL/SQL FOR Loop tips - Oracle Consulting, Oracle Support and Oracle Training by BC Or 小學三年級班上有一個聰明伶俐的學生,但是要他靜下來聽課卻很費勁,有天他對老師說:「我懂得東西夠多了,沒有必要繼續讀書了。」 老師:「噢,真的?你只讀到三年級,打算做什麼?」 學生:「教二年級。」 The PL/SQL FOR Loop The FOR loop executes for a specified number of times, defined in the loop definition. Because the number of loops is specified, the overhead of checking a condition to exit is eliminated. The number of executions is defined in the loo...
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