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Merge pull request #409 from CartoDB/405-wrapped-overviews-queries

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Support overviews for named layer wrapped queries
This commit is contained in:
Javier Goizueta
2016-04-04 14:18:57 +02:00
parent 83d27a8e29 fa2e884605
commit 01218c6ea1
2 changed files with 37 additions and 3 deletions
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test/unit/cartodb/overviews_query_rewriter.js
+28 -1
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@@ -395,5 +395,32 @@ describe('Overviews query rewriter', function() {
done();
});
it('generates overviews for wrapped query', function(done){
var sql = "SELECT * FROM (SELECT * FROM table1) AS wrapped_query WHERE 1=1";
var data = {
overviews: {
table1: {
0: { table: 'table1_ov0' },
1: { table: 'table1_ov1' },
2: { table: 'table1_ov2' }
}
}
};
var overviews_sql = overviewsQueryRewriter.query(sql, data);
var expected_sql = "\
WITH\
_vovw_scale AS ( SELECT ZoomLevel() AS _vovw_z )\
SELECT * FROM (SELECT * FROM (\
SELECT * FROM table1_ov0, _vovw_scale WHERE _vovw_z = 0\
UNION ALL\
SELECT * FROM table1_ov1, _vovw_scale WHERE _vovw_z = 1\
UNION ALL\
SELECT * FROM table1_ov2, _vovw_scale WHERE _vovw_z = 2\
UNION ALL\
SELECT * FROM table1, _vovw_scale WHERE _vovw_z > 2\
) AS _vovw_table1) AS wrapped_query WHERE 1=1\
";
assertSameSql(overviews_sql, expected_sql);
done();
});
});