37 lines
645 B
Plaintext
37 lines
645 B
Plaintext
``++SELECT++`` with ``++JOIN++`` always performs better than nested selects.
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== Noncompliant Code Example
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[source,abap]
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----
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SELECT * FROM SPFL INTO SPFLI_WA.
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SELECT * FROM SFLOGHT INTO SFLIGHT_WA
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WHERE CARRID = SPFLI_WA-CARRID
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AND CONNID = SPFLIGHT_WA_CONNID.
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ENDSELECT.
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ENDSELECT.
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----
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== Compliant Solution
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[source,abap]
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----
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SELECT * INTO WA
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FROM SPFLI AS P INNER JOIN SFLIGHT AS F
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ON P~CARRID = F~CARRID AND
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P~CONNID = F~CONNID.
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END-SELECT.
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----
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ifdef::env-github,rspecator-view[]
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'''
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== Implementation Specification
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(visible only on this page)
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include::message.adoc[]
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endif::env-github,rspecator-view[]
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