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PLS-00211: CASE labels or ranges must not be duplicated in different WHEN clauses

PLS-00211: CASE labels or ranges must not be duplicated in different WHEN clauses
Cause: In this CASE statement, a value appears in more than one WHEN clause. A value may appear in at most one WHEN clause of a CASE statement.
Action: None

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1 个回答

小智
PLS-00211:CASE标签或范围不得重复在不同的WHEN子句中,
.原因:在这个CASE语句中,一个值出现在多个WHEN子句中。一个值最多可能出现在一个CASE语句的WHEN子句中。,
.行动:无,
.
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