danny0405 commented on a change in pull request #1414: [CALCITE-3293] Add
strcmp function
URL: https://github.com/apache/calcite/pull/1414#discussion_r336821983
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File path: core/src/main/java/org/apache/calcite/runtime/SqlFunctions.java
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@@ -396,6 +396,11 @@ public static ByteString concat(ByteString s0, ByteString
s1) {
return s0.concat(s1);
}
+ /** SQL {@code string compare string} operator. */
+ public static Integer strcmp(String s0, String s1) {
+ return s0.compareTo(s1);
+ }
Review comment:
The doc is confusing, what is `{@code string compare string} operator` ?
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