Fixed condition expressions

src/Alias/Database/Query/Insert.php

@@ -65,7 +65,7 @@ abstract class Insert extends Query implements InsertInterface
     }
     public function addValue(int|string $value): InsertInterface
     {
-        if (!is_numeric($value)) {
+        if (!is_numeric($value) and $value !== '?') {
             $value = "'{$value}'";
         }
         $this->values []= $value;

src/Alias/Database/Query/Select.php

@@ -105,7 +105,19 @@ abstract class Select extends Query implements SelectInterface
     }
     public function getJoinString(): string
     {
-        return implode(' ', $this->getJoins());
+        $str = [];
+        foreach ($this->getJoins() as $i => $join) {
+            if ($i === 0) {
+                $str []= $join;
+                continue;
+            }
+            if (!str_contains(strtolower($join), 'join')) {
+                $str []= "JOIN {$join}";
+                continue;
+            }
+            $str []= $join;
+        }
+        return implode(' ', $str);
     }
     protected array $conditions;
     public function setConditions(array $conditions): SelectInterface
@@ -126,7 +138,19 @@ abstract class Select extends Query implements SelectInterface
     }
     public function getConditionString(): string
     {
-        return implode(' ', $this->getConditions());
+        $str = [];
+        foreach ($this->getConditions() as $i => $condition) {
+            if ($i === 0) {
+                $str []= $condition;
+                continue;
+            }
+            if (!str_contains(strtolower($condition), 'and') and !str_contains(strtolower($condition), 'or')) {
+                $str []= "AND {$condition}";
+                continue;
+            }
+            $str []= $condition;
+        }
+        return implode(' ', $str);
     }
     protected array $groups;
     public function setGroups(array $groups): SelectInterface