Обсуждение: Need Help for a query
Hello, I am using this pqxx library for postgresql to run programs.The following is the query which i gave to store the data,here data.speed,data.heading are float values and data.ttime is timestamp .If i try to run this statement I end up with an error below this query.Please help me to solve this problem. result R1(T1.exec("insert into saveodtdata values( "+data.speed+" , "+data.heading+" , '" +data.ttime+" ' )" )); invalid operands of types `const char[33]' and `float' to binary `operator+'make: *** [main2.o] Error 1 Thank You, Avinash. |
aravind chandu <avin_friends@yahoo.com> writes: > ����������� I am > using this pqxx library for postgresql to run programs.The following is > the query which i gave to store the data,here data.speed,data.heading > are float values and data.ttime is timestamp .If i try to run this > statement I end up with an error below this query.Please help me to > solve this problem. > �result R1(T1.exec("insert into saveodtdata values( "+data.speed+" ,� "+data.heading+" , '" +data.ttime+" ' )" )); > �invalid operands of types `const char[33]' and `float' to binary `operator+'make: *** [main2.o] Error 1 You seem to be trying to feed some non-C code to a C compiler. There's not enough detail here to say what you should be doing instead. regards, tom lane