DropQuery

2 files changed, 13 insertions, 0 deletions

diff --git a/query.cpp b/query.cpp
index 8f921e3..3226ab0 100644
--- a/query.cpp
+++ b/query.cpp
@@ -165,3 +165,11 @@ QueryResult DeleteQuery::execute(map<string,Table> &tables){
 	}
 	return QueryResult(ret.first.size());
 }
+
+
+QueryResult DropQuery::execute(map<string,Table> &tables){
+	const map<string,Table>::iterator tit=tables.find(tablename);
+	if(tit==tables.cend())return QueryResult(0,"non-existent table (DQ:ex)");
+	tables.erase(tit);
+	return QueryResult(1);
+}
diff --git a/query.h b/query.h
index 467aa7f..b265496 100644
--- a/query.h
+++ b/query.h
@@ -77,3 +77,8 @@ struct DeleteQuery : public Query{
 	DeleteQuery(void);
 	QueryResult execute(map<string,Table> &tables);
 };
+
+struct DropQuery : public Query{
+	DropQuery(void);
+	QueryResult execute(map<string,Table> &tables);
+};