#448: Newly added TO_DATE and TO_TIMESTAMP functions have wrong datatype

h2/src/docsrc/html/changelog.html

@@ -21,6 +21,8 @@ Change Log
 
 <h2>Next Version (unreleased)</h2>
 <ul>
+<li>Issue #448: Newly added TO_DATE and TO_TIMESTAMP functions have wrong datatype 
+</li>
 <li>The "nioMemLZF" filesystem now supports an extra option "nioMemLZF:12:" to tweak the size of the compress later cache.
 </li>
 <li>Various multi-threading fixes and optimisations to the "nioMemLZF" filesystem.

h2/src/main/org/h2/expression/Function.java

@@ -313,8 +313,8 @@ public class Function extends Expression implements FunctionCall {
                 0, Value.DATE);
         addFunctionNotDeterministic("CURDATE", CURDATE,
                 0, Value.DATE);
-        addFunction("TO_DATE", TO_DATE, VAR_ARGS, Value.STRING);
-        addFunction("TO_TIMESTAMP", TO_TIMESTAMP, VAR_ARGS, Value.STRING);
+        addFunction("TO_DATE", TO_DATE, VAR_ARGS, Value.TIMESTAMP);
+        addFunction("TO_TIMESTAMP", TO_TIMESTAMP, VAR_ARGS, Value.TIMESTAMP);
         addFunction("ADD_MONTHS", ADD_MONTHS, 2, Value.TIMESTAMP);
         // alias for MSSQLServer
         addFunctionNotDeterministic("GETDATE", CURDATE,