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Posted to issues@calcite.apache.org by "Xurenhe (Jira)" <ji...@apache.org> on 2022/01/10 08:19:00 UTC
[jira] [Created] (CALCITE-4980) Babel parser support MySQL equal operator '<=>'
Xurenhe created CALCITE-4980:
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Summary: Babel parser support MySQL equal operator '<=>'
Key: CALCITE-4980
URL: https://issues.apache.org/jira/browse/CALCITE-4980
Project: Calcite
Issue Type: New Feature
Components: babel, core
Reporter: Xurenhe
Assignee: Xurenhe
Babel parser support MySQL equal operator '<=>'.
Mysql link: [https://dev.mysql.com/doc/refman/8.0/en/comparison-operators.html#operator_equal-to]
{code:java}
// test case
@Test void testParseEqual() {
final String sql = "select '1' <=> '2' from t";
final String expected = ""
+ "SELECT 1' <=> '2'\n"
+ "FROM `T`";
sql(sql).ok(expected);
} {code}
{code:java}
// exception stack
java.lang.RuntimeException: Error while parsing SQL: select '1' <=> '2' from t
at org.apache.calcite.sql.parser.SqlParserTest$TesterImpl.parseStmtAndHandleEx(SqlParserTest.java:9704)
at org.apache.calcite.sql.parser.SqlParserTest$TesterImpl.check(SqlParserTest.java:9690)
at org.apache.calcite.sql.parser.SqlParserTest$Sql.ok(SqlParserTest.java:10047)
at org.apache.calcite.test.BabelParserTest.testParseEqual(BabelParserTest.java:246)
Caused by: java.lang.RuntimeException: org.apache.calcite.sql.parser.SqlParseException: Encountered "<= >" at line 1, column 12.
Was expecting one of: {code}
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