input command bug and release some pointer;

DBMS/DBMS/dbManage.cpp

@@ -90,8 +90,9 @@ bool DBManager::insertRecord(RecordEntry *input, string colName[], string tableN
 	SysObject* table = sysManager.findTable(tableName);
 	if(table == NULL)
 		return false;
+	SysColumn* column;
 	for( UINT i = 0; i < table->vecCols.size(); i++ ){
-		SysColumn* column = sysManager.findColumn(colName[i], tableName);
+		column = sysManager.findColumn(colName[i], tableName);
 		if (column->xtype == VARCHAR_TYPE) {
 			string temp(dataUtility::getbyte((char*)(input->item[i]),0,input->length[i]));
 			if(dataUtility::toUpper(temp).compare("NULL") !=0 ){//!isNull
@@ -617,17 +618,24 @@ vector<SysColumn*> DBManager::getTableAttr(string tableName) {
 bool DBManager::checkTableColumn(string tableName, string columnName) {
 	vector<SysColumn*> sysColumns = getTableAttr(tableName);
 	for (int i = 0; i < sysColumns.size(); i++) {
-		if (sysColumns[i]->name == columnName)
+		if (sysColumns[i]->name == columnName) {
+			sysColumns.clear();
 			return true;
+		}
 	}
+	sysColumns.clear();
 	return false;
 }
 SysColumn* DBManager::getTableColumn(string tableName, string columnName) {
 	vector<SysColumn*> sysColumns = getTableAttr(tableName);
+	SysColumn* res;
 	if (checkTableColumn(tableName, columnName)) {
 		for (int i = 0; i < sysColumns.size(); i++) {
-		if (sysColumns[i]->name == columnName)
-			return sysColumns[i];
+			if (sysColumns[i]->name == columnName) {
+				res = sysColumns[i];
+				sysColumns.clear();
+				return res;
+			}
 		}
 	}
 }

DBMS/DBMS/wq_parser.cpp

@@ -19,6 +19,8 @@ void parser::testParse(){
 	printf("input quit, get into the quit mode.\n");
 	printf("input other string, start to execute in your choose mode, default one sql command.\n");
 	bool fileFlag = false;
+	bool oneStringFlag = false;
+	string oneString="";
 	while(true) {
 		printf(">>\n");
 		scanf("%s",executeInst);
@@ -47,6 +49,28 @@ void parser::testParse(){
 					if (temp.length() > 0)
 						res.push_back(temp);
 				}
+				for (int i = 0; i < res.size(); i++) {
+					if (res[i].length() > 0 && res[i].at(0) == '\'' && oneStringFlag == false) {
+							oneString = res[i];
+							oneStringFlag = true;
+							res.erase(res.begin()+i);
+							i--;
+					} else if (res[i].length() > 0 && res[i].at(res[i].length()-1) == '\'' && oneStringFlag == true){
+						oneString += ' ';
+						oneString += res[i];
+						oneStringFlag = false;
+						res.erase(res.begin()+i);
+						res.insert(res.begin()+i, oneString);
+						oneString = "";
+					} else {
+						if (oneStringFlag == true) {
+							oneString += ' ';
+							oneString += res[i];
+							res.erase(res.begin()+i);
+							i--;
+						}
+					}
+				}
 				if (!parserOneCommand(res))
 					cout << "*************This command is wrong.*************************" << endl;
 				else