Commit Graph

111 Commits

Author SHA1 Message Date
Andrey Mironov
3c0c39e38a dbms: add basic support for types Enum8/16. [#METR-19265] 2015-12-21 16:15:21 +03:00
Alexey Milovidov
4482871274 dbms: allowed aliases without AS keyword in SELECT clause at top level [#METR-15573]. 2015-11-08 03:28:12 +03:00
Alexey Milovidov
bb283e6602 dbms: added support for different numeric types in function has [#METR-18382]. 2015-10-12 10:05:54 +03:00
Alexey Milovidov
058e5e8de7 dbms: addition to prev. revision [#METR-13168]. 2015-10-04 06:41:00 +03:00
Alexey Milovidov
733324645f dbms: aggregation by arrays: preparation [#METR-13168]. 2015-10-04 06:17:36 +03:00
Alexey Milovidov
5505474f2a dbms: attempt to lower memory reservation when reading String columns with NativeBlockInputStream [#METR-17704]. 2015-08-14 00:16:23 +03:00
Alexey Milovidov
b308d79f5e dbms: improved performance of query parsing and analyzing with very long arrays [#METR-17061]. 2015-06-29 07:54:52 +03:00
Alexey Milovidov
c4ea83a906 dbms: cut dependencies [#METR-2944]. 2015-04-14 05:45:30 +03:00
Alexey Milovidov
9ec393df61 dbms: better diagnostics on syntax error [#METR-15933]. 2015-04-11 06:10:23 +03:00
Alexey Milovidov
b35f7f04ab dbms: fixed error in prev. revision [#METR-2944]. 2015-02-15 19:12:08 +03:00
Alexey Milovidov
9dd3662920 dbms: fixed error in prev. revision [#METR-2944]. 2015-02-15 18:59:30 +03:00
Alexey Milovidov
e7aa1cd01c dbms: slightly improved performance of reading long strings [#METR-2944]. 2015-02-15 18:38:04 +03:00
Alexey Milovidov
ca4ca58855 dbms: slightly improved performance when reading long strings [#METR-2944]. 2015-02-15 18:18:21 +03:00
Alexey Milovidov
24a4956671 dbms: improved performance of reading string columns [#METR-2944]. 2015-02-15 17:25:43 +03:00
Alexey Milovidov
a8f155cb06 dbms: addition to prev. revision [#METR-2944]. 2015-02-15 15:40:07 +03:00
Alexey Milovidov
2d04fed3a3 dbms: improved performance of reading string column [#METR-2944]. 2015-02-15 15:38:21 +03:00
Alexey Milovidov
684b2e70a9 dbms: added support for whitespaces when parsing arrays [#METR-14798]. 2015-01-28 02:25:35 +03:00
Alexey Arno
72ca080f64 Further simplify the type compatibility checking code 2014-12-15 19:07:50 +03:00
Alexey Arno
b857667cc2 Add better implementation of the types compabitility checking code. 2014-12-15 19:07:50 +03:00
Alexey Arno
dd6ac530f4 Various cleanups 2014-12-15 19:07:49 +03:00
Alexey Arno
8995500f14 Add initial support for SELECT requests chained by UNION ALL. 2014-12-15 19:07:49 +03:00
Alexey Milovidov
c2e4662ad7 Changed boost:: to std:: for bind, ref/cref, thread, shared_ptr [#METR-2807]. 2014-10-16 05:21:03 +04:00
Michael Kolupaev
3efa9e91c9 ClickHouse: not accepting identifiers with multiple dots. [#METR-11739] 2014-07-14 13:16:49 +04:00
Michael Kolupaev
0a67d151bd dbms: updated all usages of NamesAndTypesPair to new field names. [#METR-10202] 2014-07-09 15:54:26 +04:00
Alexey Milovidov
3ea4fb0fa0 Improvement [#METR-2807]. 2014-07-01 05:03:16 +04:00
Alexey Milovidov
108a7850a5 dbms: improved performance on short queries [#METR-11571]. 2014-06-26 04:58:14 +04:00
Alexey Milovidov
5e153b2bb9 dbms: support for JOINs in parser [#METR-11370]. 2014-06-12 04:48:56 +04:00
Alexey Milovidov
10544c8afc dbms: development [#METR-10894]. 2014-06-09 02:17:44 +04:00
Alexey Milovidov
2b7a2c025f dbms: development [#METR-10894]. 2014-06-06 03:52:28 +04:00
Alexey Milovidov
97b30392a7 dbms: development [#METR-10894]. 2014-06-06 00:35:34 +04:00
Sergey Fedorov
edd482acf3 dbms: more fixes on aggregate function columns [METR-10894] 2014-05-30 20:22:14 +04:00
Sergey Fedorov
be9527f09f dbms: more read write functions for DataTypeAggregateFunction and ColumnAggregateFunction [METR-10894] 2014-05-22 18:09:10 +04:00
Alexey Milovidov
34eeed7ed3 Renamed mysqlxx::String and sqxxl::String to mysqlxx::Value and sqxxl::Value [#METR-2807]. 2014-05-20 02:05:33 +04:00
Alexey Milovidov
63cff6a5a4 Improvement [#METR-2807]. 2014-04-08 11:58:53 +04:00
Michael Kolupaev
262ffcd74b Fixed parametric aggregate functions in totals. [#METR-10566] 2014-03-25 22:16:40 +04:00
Alexey Milovidov
d2df453682 dbms: improved performance a little [#METR-2944]. 2014-03-10 17:26:44 +04:00
Alexey Milovidov
88058d9971 dbms: improved performance of short queries [#METR-2944]. 2014-03-10 16:25:37 +04:00
Alexey Milovidov
e3427c8e93 dbms: addition to prev. revision [#METR-8582]. 2013-12-08 02:50:50 +00:00
Michael Kolupaev
d5ebfa5076 ClickHouse: IDataType::deserializeBinary now appends to column. Previously it was appending for some types and overwriting for others. [#METR-9091] 2013-11-26 10:18:09 +00:00
Alexey Milovidov
3c1ec5bc34 dbms: allowed to return tuples as query result [#METR-8970]. 2013-10-26 19:00:13 +00:00
Michael Kolupaev
6a63256dc9 ClickHouse: throwing exception on nested nested types. [#CONV-2807] 2013-10-11 07:41:13 +00:00
Alexey Milovidov
1f06b7a95c dbms: less copying when reading fixed columns in large blocks [#CONV-2944]. 2013-09-08 00:00:25 +00:00
Alexey Milovidov
055eda8f81 dbms: reverted prev. modification [#CONV-2944]. 2013-09-07 03:56:27 +00:00
Alexey Milovidov
e8d5603a49 dbms: improved performance: less copying when reading fixed-size columns [#CONV-2944]. 2013-09-07 03:28:20 +00:00
Alexey Milovidov
105a83a705 dbms: fixed error with merging of arrays [#CONV-2944]. 2013-08-25 05:37:15 +00:00
Pavel Kartavyy
18d1ee2eb2 Fixed incorrect working with nested tables in ALTER [#conv-8383] 2013-08-14 16:52:40 +00:00
Vyacheslav Alipov
ef8cd52e73 added alias support for ARRAY JOIN section [#CONV-7967] 2013-07-30 17:25:46 +00:00
Vyacheslav Alipov
ac42eb45a4 SELECT and table reads/writes may be wokring now [NOT TESTED] [#CONV-7967] 2013-07-16 14:55:01 +00:00
Vyacheslav Alipov
a0b84c848a added and passed data_type_nested test [#CONV-7967] 2013-07-15 12:42:40 +00:00
Vyacheslav Alipov
00f2cceac0 tiny style improvement: deleted empty line [#CONV-7967] 2013-07-12 17:47:19 +00:00