diff --git a/src/QueryBuilder.php b/src/QueryBuilder.php
index 40b2562..c58a6c0 100644
--- a/src/QueryBuilder.php
+++ b/src/QueryBuilder.php
@@ -792,23 +792,6 @@ class QueryBuilder implements QueryBuilderInterface {
 		return $affectedRows;
 	}
 
-	/**
-	 * Insertion with automatic overwrite, rather than attempted duplication
-	 *
-	 * @param string $table
-	 * @param array $data
-	 * @return \PDOStatement|null
-	 */
-	public function replace(string $table, $data=[]): PDOStatement
-	{
-		if ( ! empty($data))
-		{
-			$this->set($data);
-		}
-
-		return $this->_run('replace', $table);
-	}
-
 	/**
 	 * Deletes data from a table
 	 *
@@ -914,7 +897,9 @@ class QueryBuilder implements QueryBuilderInterface {
 
 		if ( ! \is_string($as))
 		{
+			// @codeCoverageIgnoreStart
 			return $field;
+			// @codeCoverageIgnoreEnd
 		}
 
 		$as = $this->driver->quoteIdent($as);
@@ -1199,6 +1184,7 @@ class QueryBuilder implements QueryBuilderInterface {
 	/**
 	 * Sub-method for generating sql strings
 	 *
+	 * @codeCoverageIgnore
 	 * @param string $type
 	 * @param string $table
 	 * @return string
@@ -1221,11 +1207,6 @@ class QueryBuilder implements QueryBuilderInterface {
 				$sql = "UPDATE {$table}\nSET {$setString}";
 				break;
 
-			case 'replace':
-				// @TODO implement
-				$sql = '';
-				break;
-
 			case 'delete':
 				$sql = "DELETE FROM {$table}";
 				break;
diff --git a/src/QueryBuilderInterface.php b/src/QueryBuilderInterface.php
index 123ad43..01e5c25 100644
--- a/src/QueryBuilderInterface.php
+++ b/src/QueryBuilderInterface.php
@@ -371,15 +371,6 @@ interface QueryBuilderInterface {
 	 */
 	public function insertBatch(string $table, $data=[]): PDOStatement;
 
-	/**
-	 * Insertion with automatic overwrite, rather than attempted duplication
-	 *
-	 * @param string $table
-	 * @param array $data
-	 * @return PDOStatement
-	 */
-	public function replace(string $table, $data=[]): PDOStatement;
-
 	/**
 	 * Creates an update clause, and executes it
 	 *