■ 단일 행 서브 쿼리를 만드는 방법을 보여준다.
▶ 예제 코드 (SQL)
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SELECT * FROM TBL_SCORE WHERE COURSE_ID = 'L1031' AND SCORE >= ( SELECT AVG(SCORE) FROM TBL_SCORE WHERE COURSE_ID = 'L1031' ); |
.NET6 .NET8 .NETCORE .NETFRAMEWORK 2D AI ANIMATION C# CHART COLLECTION COMMON COMMUNITY TOOLKIT CONCURRENCY CONTROL DATA DATABASE DATE DEVEXPRESS DOCUMENT EDITOR FILE GRAPHICS GRID IMAGE LANGCHAIN LLM MATH MAUI MICROSOFT NETWORK OPENAI ORACLE OS PACKAGE POWERSHELL PYTHON SCOTTPLOT STRING SYSTEM TEECHART TOOL UWP WINFORM WINUI3 WPF