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Just to keep most recent changes on server.

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This commit is contained in:
Alexander Huddleston 2015-09-28 19:52:50 -05:00
parent 260d6bfd4c
commit 5e58734054
3 changed files with 28 additions and 9 deletions
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2
DBEngine.cpp
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@ -113,7 +113,7 @@ Relation& DBEngine::getTableFromName(string n){
} }
Relation DBEngine::selection(string attName, string s, Relation r){ Relation DBEngine::selection(string attName, string s, Relation r){
equality(attName, s, r); return equality(attName, s, r);
} }
//assumes that all attribute titles are unique //assumes that all attribute titles are unique

35
Parser.cpp
View file

@ -507,6 +507,13 @@ vector<string> deleteCMD(vector<string> input, DBEngine &engine)
else cout<<"Syntax error!"<<endl; else cout<<"Syntax error!"<<endl;
} }
void query(vector<string> input, DBEngine &engine)
{
PRelation pr(input[0]);
input.erase(input.begin());
}
void par_line(vector<string> input, DBEngine &engine) //calls par_command() or par_query() depending on first item from token list void par_line(vector<string> input, DBEngine &engine) //calls par_command() or par_query() depending on first item from token list
{ {
/* /*
@ -533,7 +540,7 @@ void par_line(vector<string> input, DBEngine &engine) //calls par_command() or p
} }
if ( input[0] == "CREATE") else if ( input[0] == "CREATE")
{ {
cout<<"\nPassing the following arguments to dbEngine: \nCommand: "<<input[0]<<endl; cout<<"\nPassing the following arguments to dbEngine: \nCommand: "<<input[0]<<endl;
input.erase(input.begin()); input.erase(input.begin());
@ -544,7 +551,7 @@ void par_line(vector<string> input, DBEngine &engine) //calls par_command() or p
} }
if ( input[0] == "DELETE") else if ( input[0] == "DELETE")
{ {
cout<<"\nPassing the following arguments to dbEngine: \nCommand: "<<input[0]<<endl; cout<<"\nPassing the following arguments to dbEngine: \nCommand: "<<input[0]<<endl;
input.erase(input.begin()); input.erase(input.begin());
@ -555,7 +562,7 @@ void par_line(vector<string> input, DBEngine &engine) //calls par_command() or p
} }
if ( input[0] == "UPDATE") else if ( input[0] == "UPDATE")
{ {
cout<<"\nPassing the following arguments to dbEngine: \nCommand: "<<input[0]<<endl; cout<<"\nPassing the following arguments to dbEngine: \nCommand: "<<input[0]<<endl;
input.erase(input.begin()); input.erase(input.begin());
@ -566,40 +573,52 @@ void par_line(vector<string> input, DBEngine &engine) //calls par_command() or p
} }
if ( input[0] == "SHOW") else if ( input[0] == "SHOW")
{ {
cout<<"\nPassing the following arguments to dbEngine: \nCommand: "<<input[0]<<endl; cout<<"\nPassing the following arguments to dbEngine: \nCommand: "<<input[0]<<endl;
input.erase(input.begin()); input.erase(input.begin());
showCMD(input, engine); showCMD(input, engine);
} }
if ( input[0] == "EXIT") else if ( input[0] == "EXIT")
{ {
cout<<"\nPassing the following arguments to dbEngine: \nCommand: "<<input[0]<<endl; cout<<"\nPassing the following arguments to dbEngine: \nCommand: "<<input[0]<<endl;
input.erase(input.begin()); input.erase(input.begin());
exitCMD(input, engine); exitCMD(input, engine);
} }
if ( input[0] == "OPEN") else if ( input[0] == "OPEN")
{ {
cout<<"\nPassing the following arguments to dbEngine: \nCommand: "<<input[0]<<endl; cout<<"\nPassing the following arguments to dbEngine: \nCommand: "<<input[0]<<endl;
input.erase(input.begin()); input.erase(input.begin());
openCMD(input, engine); openCMD(input, engine);
} }
if ( input[0] == "SAVE") else if ( input[0] == "SAVE")
{ {
cout<<"\nPassing the following arguments to dbEngine: \nCommand: "<<input[0]<<endl; cout<<"\nPassing the following arguments to dbEngine: \nCommand: "<<input[0]<<endl;
input.erase(input.begin()); input.erase(input.begin());
saveCMD(input, engine); saveCMD(input, engine);
} }
if ( input[0] == "CLOSE") else if ( input[0] == "CLOSE")
{ {
cout<<"\nPassing the following arguments to dbEngine: \nCommand: "<<input[0]<<endl; cout<<"\nPassing the following arguments to dbEngine: \nCommand: "<<input[0]<<endl;
input.erase(input.begin()); input.erase(input.begin());
closeCMD(input, engine); closeCMD(input, engine);
} }
else if( input[1] == "<-")
{
cout<<"Passing query to dbEngine."<<endl;
query(input, engine);
}
else
{
cout<<"Not a valid command or query."<<endl;
exit(1);
}
} }
} }

BIN
test
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