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DBBrowserDB: Use SQL grammar for getting fields of table

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When reading in the DB layout use our SQL grammar parser to determine
the fields of a table. This simplifies the code a bit and might also
give more detailed information in some situations.
This commit is contained in:
Martin Kleusberg
2013-06-04 17:13:27 +02:00
parent b07f0a5add
commit 2463116976
1 changed files with 7 additions and 8 deletions
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15
src/sqlitedb.cpp
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@@ -876,26 +876,25 @@ void DBBrowserDB::updateSchema( )
objectMap::Iterator it;
for ( it = objMap.begin(); it != objMap.end(); ++it )
{
if((*it).gettype() == "table" || (*it).gettype() == "view")
// Use our SQL parser to generate the field list for tables. For views we currently have to fall back to the
// pragma SQLite offers.
if((*it).gettype() == "table")
{
sqlb::Table t((*it).getname());
(*it).fldmap = t.parseSQL((*it).getsql()).fields();
} else if((*it).gettype() == "view") {
statement = QString("PRAGMA TABLE_INFO(`%1`);").arg((*it).getname());
logSQL(statement, kLogMsg_App);
err=sqlite3_prepare_v2(_db,statement.toUtf8(),statement.length(),
&vm, &tail);
if (err == SQLITE_OK){
(*it).fldmap.clear();
while ( sqlite3_step(vm) == SQLITE_ROW ){
if (sqlite3_column_count(vm)==6)
{
QString val_name = QString::fromUtf8((const char *)sqlite3_column_text(vm, 1));
QString val_type = QString::fromUtf8((const char *)sqlite3_column_text(vm, 2));
bool val_nn = sqlite3_column_int(vm, 3) == 1;
QString val_default = QString::fromUtf8((const char *)sqlite3_column_text(vm, 4));
int val_pk = sqlite3_column_int(vm, 5);
if(val_pk == 1)
val_type.append(QString(" PRIMARY KEY"));
sqlb::FieldPtr f(new sqlb::Field(val_name, val_type, val_nn, val_default));
sqlb::FieldPtr f(new sqlb::Field(val_name, val_type));
(*it).addField(f);
}
}