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复杂条件下 使用EndWith函数 映射SQL错误 #2212

@466974367

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@466974367

if (exp.Method.Name == "EndsWith") return $"strpos({left}, {args0Value}) = char_length({left})-char_length({args0Value})+1";

x.EndsWith("_abcd")

在【x】长度恰好等于目标字符串【"_abcd"】长度-1时 会恒返回【true】

strpos({left}, {args0Value}) char_length({left}) char_length({args0Value}))
0 4 5

0 = 4 - 5 +1

应改为先判断长度 再计算大小
if (exp.Method.Name == "EndsWith") return $"(char_length ({left})>=char_length ({args0Value}) and strpos({left}, {args0Value}) = char_length({left})-char_length({args0Value})+1)";

鉴于本地只有【PostgreSQL 16.2】环境 无法测试其他环境 从源码看 推测其他环境具有相同的问题

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