danny0405 commented on a change in pull request #1066: [CALCITE-2843] Babel
parser should support PostgreSQL casting operator '::'
URL: https://github.com/apache/calcite/pull/1066#discussion_r288966686
##########
File path: babel/src/main/codegen/config.fmpp
##########
@@ -857,6 +858,16 @@ data: {
dropStatementParserMethods: [
]
+ # Binary operators tokens
+ binaryOperatorsTokens: [
+ {name: "PG_CAST", symbol: "::"}
+ ]
+
+ # Binary operators initialization
+ extraExpressions: [
+ "op = PostgreSQLCasting(list, exprContext)"
+ ]
Review comment:
Should we need to extend this ? The keyword "name", "symbol" or
"exprContext" seems too context relevant. Such keywords should not appears in
this config template.
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