CreateQuery, InsertQuery, add message in QueryResult

1 files changed, 22 insertions, 5 deletions

diff --git a/query.h b/query.h
index d19494e..5018f9d 100644
--- a/query.h
+++ b/query.h
@@ -19,23 +19,40 @@ struct WhereClause{
 struct QueryResult{
 	int res;
 	vector<Row> rows;
+	string msg; //empty message indicates success
 	QueryResult(void);
 	QueryResult(int);
 	QueryResult(int,const vector<Row>&);
+	QueryResult(int,const vector<Row>&,const string&);
+	QueryResult(int,const string&);
 };
 
 
 struct Query{
-	string from;
-	int limit; //-1=unlimited
-	Query(void);
-	virtual QueryResult execute(const map<string,Table>&);
+	string tablename;
+	virtual QueryResult execute(map<string,Table>&);
+};
+
+struct CreateQuery : public Query{
+	int nc;
+	ColHeader *header;
+	CreateQuery(void);
+	void setHeader(const ColHeader *hd);
+	QueryResult execute(map<string,Table> &tables);
 };
 
 struct FindQuery : public Query{
+	unsigned int limit; //-1=unlimited
 	int sort; //0=no sort, 1=sort, -1=reverse sort
 	vector<WhereClause> where;
 	FindQuery(void);
-	QueryResult execute(const map<string,Table>&);
+	QueryResult execute(map<string,Table> &tables);
+};
+
+struct InsertQuery : public Query{
+	Row row;
+	InsertQuery(const Row &_r);
+	InsertQuery(Row &&_r);
+	QueryResult execute(map<string,Table> &tables);
 };