From aeeb8979cc392b052fda77fc8f8e21671ac467fe Mon Sep 17 00:00:00 2001
From: Tapac <fantocci@gmail.com>
Date: Sun, 30 Jun 2019 16:16:58 +0300
Subject: [PATCH] #590 SQL Comparisons lost in upgrade from 0.8 to 0.15 neq
 function on a column introduced and on ExpressionWithColumnType.neq replaced
 with Expression.neq

---
 .../org/jetbrains/exposed/sql/SQLExpressionBuilder.kt    | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/exposed/src/main/kotlin/org/jetbrains/exposed/sql/SQLExpressionBuilder.kt b/exposed/src/main/kotlin/org/jetbrains/exposed/sql/SQLExpressionBuilder.kt
index fef993a46b..eb225de036 100644
--- a/exposed/src/main/kotlin/org/jetbrains/exposed/sql/SQLExpressionBuilder.kt
+++ b/exposed/src/main/kotlin/org/jetbrains/exposed/sql/SQLExpressionBuilder.kt
@@ -86,7 +86,14 @@ object SqlExpressionBuilder {
         return NeqOp(this, wrap(other))
     }
 
-    infix fun <T, S1: T?, S2: T?> ExpressionWithColumnType<in S1>.neq(other: Expression<in S2>) : Op<Boolean> = NeqOp(this, other)
+    infix fun <T:Comparable<T>> Column<EntityID<T>>.neq(t: T?) : Op<Boolean> {
+        if (t == null) {
+            return isNotNull()
+        }
+        return NeqOp(this, wrap(t))
+    }
+
+    infix fun <T, S1: T?, S2: T?> Expression<in S1>.neq(other: Expression<in S2>) : Op<Boolean> = NeqOp(this, other)
 
     fun<T> ExpressionWithColumnType<T>.isNull(): Op<Boolean> = IsNullOp(this)