improve sql wall, support rand

2023-03-04 19:17:16 +00:00 · 2013-09-02 18:53:55 +08:00
parent 3afd71a41d
commit 5fab9eab1e
11 changed files with 100 additions and 4 deletions
@@ -136,6 +136,11 @@ public class SQLServerEvalVisitor extends SQLServerASTVisitorAdapter implements
        functions.put(funcName, function);
    }
    
+    @Override
+    public void unregisterFunction(String funcName) {
+        functions.remove(funcName);
+    }
+    
    public boolean visit(SQLIdentifierExpr x) {
        return SQLEvalVisitorUtils.visit(this, x);
    }