feat(griffin): <> (INT,STRING) impl

core/src/main/java/io/questdb/griffin/engine/functions/eq/NotEqIntStrCFunctionFactory.java

+/*******************************************************************************
+ *     ___                  _   ____  ____
+ *    / _ \ _   _  ___  ___| |_|  _ \| __ )
+ *   | | | | | | |/ _ \/ __| __| | | |  _ \
+ *   | |_| | |_| |  __/\__ \ |_| |_| | |_) |
+ *    \__\_\\__,_|\___||___/\__|____/|____/
+ *
+ *  Copyright (c) 2014-2019 Appsicle
+ *  Copyright (c) 2019-2020 QuestDB
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *  http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ ******************************************************************************/
+
+package io.questdb.griffin.engine.functions.eq;
+
+import io.questdb.cairo.CairoConfiguration;
+import io.questdb.cairo.sql.Function;
+import io.questdb.cairo.sql.Record;
+import io.questdb.griffin.FunctionFactory;
+import io.questdb.griffin.engine.functions.BooleanFunction;
+import io.questdb.griffin.engine.functions.UnaryFunction;
+import io.questdb.griffin.engine.functions.constants.BooleanConstant;
+import io.questdb.std.Numbers;
+import io.questdb.std.NumericException;
+import io.questdb.std.ObjList;
+
+public class NotEqIntStrCFunctionFactory implements FunctionFactory {
+    @Override
+    public String getSignature() {
+        return "<>(Is)";
+    }
+
+    @Override
+    public Function newInstance(ObjList<Function> args, int position, CairoConfiguration configuration) {
+        try {
+            final CharSequence value = args.getQuick(1).getStr(null);
+            if (value == null) {
+                return new Func(position, args.getQuick(0), Numbers.INT_NaN);
+            }
+            return new Func(position, args.getQuick(0), Numbers.parseInt(value));
+        } catch (NumericException e) {
+            return new BooleanConstant(args.getQuick(1).getPosition(), false);
+        }
+    }
+
+    private static class Func extends BooleanFunction implements UnaryFunction {
+        private final Function left;
+        private final int right;
+
+        public Func(int position, Function left, int right) {
+            super(position);
+            this.left = left;
+            this.right = right;
+        }
+
+        @Override
+        public Function getArg() {
+            return left;
+        }
+
+        @Override
+        public boolean getBool(Record rec) {
+            return left.getInt(rec) != right;
+        }
+    }
+}

core/src/main/resources/META-INF/services/io.questdb.griffin.FunctionFactory

@@ -22,77 +22,6 @@
 #
 ################################################################################
 
-################################################################################
-#     ___                  _   ____  ____
-#    / _ \ _   _  ___  ___| |_|  _ \| __ )
-#   | | | | | | |/ _ \/ __| __| | | |  _ \
-#   | |_| | |_| |  __/\__ \ |_| |_| | |_) |
-#    \__\_\\__,_|\___||___/\__|____/|____/
-#
-#  Copyright (c) 2014-2019 Appsicle
-#  Copyright (c) 2019-2020 QuestDB
-#
-#  Licensed under the Apache License, Version 2.0 (the "License");
-#  you may not use this file except in compliance with the License.
-#  You may obtain a copy of the License at
-#
-#  http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-#  limitations under the License.
-#
-################################################################################
-
-################################################################################
-#     ___                  _   ____  ____
-#    / _ \ _   _  ___  ___| |_|  _ \| __ )
-#   | | | | | | |/ _ \/ __| __| | | |  _ \
-#   | |_| | |_| |  __/\__ \ |_| |_| | |_) |
-#    \__\_\\__,_|\___||___/\__|____/|____/
-#
-#  Copyright (c) 2014-2019 Appsicle
-#  Copyright (c) 2019-2020 QuestDB
-#
-#  Licensed under the Apache License, Version 2.0 (the "License");
-#  you may not use this file except in compliance with the License.
-#  You may obtain a copy of the License at
-#
-#  http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-#  limitations under the License.
-#
-################################################################################
-
-################################################################################
-#     ___                  _   ____  ____
-#    / _ \ _   _  ___  ___| |_|  _ \| __ )
-#   | | | | | | |/ _ \/ __| __| | | |  _ \
-#   | |_| | |_| |  __/\__ \ |_| |_| | |_) |
-#    \__\_\\__,_|\___||___/\__|____/|____/
-#
-#  Copyright (c) 2014-2019 Appsicle
-#  Copyright (c) 2019-2020 QuestDB
-#
-#  Licensed under the Apache License, Version 2.0 (the "License");
-#  you may not use this file except in compliance with the License.
-#  You may obtain a copy of the License at
-#
-#  http://www.apache.org/licenses/LICENSE-2.0
-#
-#  Unless required by applicable law or agreed to in writing, software
-#  distributed under the License is distributed on an "AS IS" BASIS,
-#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#  See the License for the specific language governing permissions and
-#  limitations under the License.
-#
-################################################################################
 
 # logical operations
 io.questdb.griffin.engine.functions.bool.OrFunctionFactory
@@ -163,6 +92,7 @@ io.questdb.griffin.engine.functions.regex.MatchCharFunctionFactory
 
 # '!~'
 io.questdb.griffin.engine.functions.regex.NotMatchStrFunctionFactory
+io.questdb.griffin.engine.functions.eq.NotEqIntStrCFunctionFactory
 
 # 'to_char'
 io.questdb.griffin.engine.functions.date.ToStrDateFunctionFactory