cuberite/SQLiteCpp
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example updated : the third row converted to float values, and renamed "weigth" instead of "size"

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Sébastien Rombauts 2013-03-09 12:28:23 +01:00
parent 0d08dc1e45
commit c0fb139bb6
3 changed files with 13 additions and 11 deletions
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4
TODO.txt
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@ -1,6 +1,6 @@
C++11 explicit support
Add a Changelog
=> V0.5.0
C++11 explicit support
Update Doxygen Documentation, but remove it from the master branch
Publish the Doxygen Documentation in the Github Pages (gh-pages branch)

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example.db3
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18
src/example1/main.cpp
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@ -26,20 +26,20 @@ public:
// Constructor
Example(void) :
mDb("example.db3"), // Open a database file in readonly mode
mQuery(mDb, "SELECT * FROM test WHERE size > :min_size")// Compile a SQL query, containing one parameter (index 1)
mQuery(mDb, "SELECT * FROM test WHERE weight > :min_weight")// Compile a SQL query, containing one parameter (index 1)
{
}
virtual ~Example(void)
{
}
/// List the rows where the "size" column is greater than the provided aParamValue
/// List the rows where the "weight" column is greater than the provided aParamValue
void ListGreaterThan (const int aParamValue)
{
std::cout << "ListGreaterThan (" << aParamValue << ")\n";
// Bind the integer value provided to the first parameter of the SQL query
mQuery.bind(":min_size", aParamValue); // same as mQuery.bind(1, aParamValue);
mQuery.bind(":min_weight", aParamValue); // same as mQuery.bind(1, aParamValue);
// Loop to execute the query step by step, to get one a row of results at a time
while (mQuery.executeStep())
@ -75,10 +75,11 @@ int main (void)
std::cout << "execAndGet=" << value.c_str() << std::endl;
// Compile a SQL query, containing one parameter (index 1)
SQLite::Statement query(db, "SELECT * FROM test WHERE size > ?");
SQLite::Statement query(db, "SELECT * FROM test WHERE weight > ?");
std::cout << "SQLite statement '" << query.getQuery().c_str() << "' compiled (" << query.getColumnCount () << " columns in the result)\n";
// Bind the integer value 1 to the first parameter of the SQL query
query.bind(1, 1);
// Bind the integer value 2 to the first parameter of the SQL query
query.bind(1, 2);
std::cout << "binded with integer value 2 :\n";
// Loop to execute the query step by step, to get one a row of results at a time
while (query.executeStep())
@ -88,9 +89,9 @@ int main (void)
//const char* pvalue = query.getColumn(1); // = query.getColumn(1).getText()
std::string value2 = query.getColumn(1); // = query.getColumn(1).getText()
int bytes = query.getColumn(1).getBytes();
int size = query.getColumn(2); // = query.getColumn(2).getInt()
double weight = query.getColumn(2); // = query.getColumn(2).getInt()
std::cout << "row : (" << id << ", " << value2.c_str() << ", " << bytes << ", " << size << ")\n";
std::cout << "row : (" << id << ", \"" << value2.c_str() << "\" " << bytes << "B, " << weight << ")\n";
}
// Reset the query to use it again
@ -98,6 +99,7 @@ int main (void)
std::cout << "SQLite statement '" << query.getQuery().c_str() << "' reseted (" << query.getColumnCount () << " columns in the result)\n";
// Bind the string value "6" to the first parameter of the SQL query
query.bind(1, "6");
std::cout << "binded with string value \"6\" :\n";
while (query.executeStep())
{