fix: library updated.

Author: DenzelCode

build.gradle

@@ -14,8 +14,8 @@ plugins {
 }
 
 compileJava {
-    sourceCompatibility = '11'
-    targetCompatibility = '11'
+    sourceCompatibility = '1.8'
+    targetCompatibility = '1.8'
 }
 
 repositories {

src/main/java/com/code/advancedsql/query/ExecuteQuery.java

@@ -39,11 +39,10 @@ public Map<String, Object> fetch() throws SQLException {
 
         Map<String, Object> map = new HashMap<>();
 
-        for (int i = 0; i < metaData.getColumnCount(); i++) {
-            try {
+        try {
+            for (int i = 1; i <= metaData.getColumnCount(); i++)
                 map.put(metaData.getColumnName(i), resultSet.getObject(i));
-            } catch (SQLException ignored) {}
-        }
+        } catch (SQLException ignored) {}
 
         resultSet.close();
         prepare.close();

src/main/java/com/code/advancedsql/query/Query.java

@@ -46,11 +46,7 @@ public ResultSet executeQuery() throws SQLException {
 
         ISQL.setStatementParameters(this.prepare, this.execute);
 
-        ResultSet resultSet = prepare.executeQuery();
-
-        prepare.close();
-
-        return resultSet;
+        return prepare.executeQuery();
     }
 
     public int executeUpdate() throws SQLException {

src/main/java/com/code/advancedsql/query/join/Join.java

@@ -133,15 +133,9 @@ public Select getQuery() {
 
     @Override
     public String toQuery() {
-        StringBuilder query = new StringBuilder(this.getPrefix() + " " + this.table);
-
-        query.append(this.as != null ? " AS " + this.as : "");
-
-        query.append(this.on != null ? " ON (" + this.on + ")" : "");
-
-        query.append(this.using != null ? " USING (" + String.join(", ", this.using) + ")" : " ");
-
-        return query.toString();
+        return this.getPrefix() + " " + this.table + (this.as != null ? " AS " + this.as : "") +
+                (this.on != null ? " ON (" + this.on + ")" : "") +
+                (this.using != null ? " USING (" + String.join(", ", this.using) + ")" : " ");
     }
 
     @Override