buildStr method
Implementation
@override
String buildStr(QueryBuilder queryBuilder) {
if (mUnions == null || mUnions!.isEmpty) {
return '';
}
final sb = StringBuffer();
for (var j in mUnions!) {
if (sb.length > 0) {
sb.write(' ');
}
sb.write(unionTypeToSql(j.unionType));
sb.write(' ');
if (j.table is String) {
sb.write(j.table);
} else {
sb.write('(');
sb.write(j.table.toString());
sb.write(')');
}
}
return sb.toString();
}