ritesh-kapoor commented on a change in pull request #1847: [CALCITE-3647] MySQL
COMPRESS function support
URL: https://github.com/apache/calcite/pull/1847#discussion_r390241758
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File path:
core/src/main/java/org/apache/calcite/sql/fun/SqlLibraryOperators.java
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@@ -172,6 +172,12 @@ private SqlLibraryOperators() {
@LibraryOperator(libraries = {MYSQL, ORACLE})
public static final SqlFunction REGEXP_REPLACE = new
SqlRegexpReplaceFunction();
+ @LibraryOperator(libraries = {MYSQL})
+ public static final SqlFunction COMPRESS = new SqlFunction("COMPRESS",
SqlKind.OTHER_FUNCTION,
+ ReturnTypes.cascade(ReturnTypes.explicit(SqlTypeName.VARBINARY),
+ SqlTypeTransforms.TO_NULLABLE), null, OperandTypes.STRING,
SqlFunctionCategory.SYSTEM);
+
Review comment:
Thanks @danny0405. I have made the changes
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