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authoraxis <qt-info@nokia.com>2009-04-24 11:34:15 (GMT)
committeraxis <qt-info@nokia.com>2009-04-24 11:34:15 (GMT)
commit8f427b2b914d5b575a4a7c0ed65d2fb8f45acc76 (patch)
treea17e1a767a89542ab59907462206d7dcf2e504b2 /doc/src/snippets/code/src_sql_kernel_qsqlquery.cpp
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Long live Qt for S60!
Diffstat (limited to 'doc/src/snippets/code/src_sql_kernel_qsqlquery.cpp')
-rw-r--r--doc/src/snippets/code/src_sql_kernel_qsqlquery.cpp40
1 files changed, 40 insertions, 0 deletions
diff --git a/doc/src/snippets/code/src_sql_kernel_qsqlquery.cpp b/doc/src/snippets/code/src_sql_kernel_qsqlquery.cpp
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+++ b/doc/src/snippets/code/src_sql_kernel_qsqlquery.cpp
@@ -0,0 +1,40 @@
+//! [0]
+SELECT forename, surname FROM people;
+//! [0]
+
+
+//! [1]
+QSqlQuery q("select * from employees");
+QSqlRecord rec = q.record();
+
+qDebug() << "Number of columns: " << rec.count();
+
+int nameCol = rec.indexOf("name"); // index of the field "name"
+while (q.next())
+ qDebug() << q.value(nameCol).toString(); // output all names
+//! [1]
+
+
+//! [2]
+QSqlQuery q;
+q.prepare("insert into myTable values (?, ?)");
+
+QVariantList ints;
+ints << 1 << 2 << 3 << 4;
+q.addBindValue(ints);
+
+QVariantList names;
+names << "Harald" << "Boris" << "Trond" << QVariant(QVariant::String);
+q.addBindValue(names);
+
+if (!q.execBatch())
+ qDebug() << q.lastError();
+//! [2]
+
+
+//! [3]
+1 Harald
+2 Boris
+3 Trond
+4 NULL
+//! [3]