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11 commits

Author SHA1 Message Date
iangilfillan
f0ec34002a Correct FSF address 2017-03-10 18:21:29 +01:00
Vicențiu Ciorbaru
6560e9c3a8 MDEV-11711: ArmHF EXPLAIN JSON garbage longlong values printed 
Make sure printing with snprintf uses the correct typed parameters.
 2017-01-16 12:50:12 +02:00
Sergei Petrunia
2d65679384 MDEV-10665: Json_writer produces extra members in output 
Fix an issue in Single_line_formatting_helper: flush_on_one_line()
didn't clean up the buffered items which could cause them to be
printed for the second time.

This can't be ever observed by a user (see MDEV text for details).
 2016-08-25 19:47:38 +03:00
Sergei Petrunia
4938b82263 MDEV-7836: ANALYZE FORMAT=JSON should provide info about GROUP/ORDER BY 
Provide basic info about sorting/grouping done by the queries.
 2015-04-12 04:48:42 +03:00
Sergei Petrunia
eeef80d09f EXPLAIN FORMAT=JSON : Fix MDEV-7266, bug in pretty-printer 
- Single_line_formatting_helper should not accidentally exit the
  DISABLED state. No JSON construct should be able to move the
  Single_line_formatting_helper from DISABLED state.
 2014-12-06 20:13:38 +03:00
Sergei Petrunia
8722b6de4d Code cleanup 2014-12-02 02:14:17 +03:00
Sergei Petrunia
e235bb864d ANALYZE FORMAT=JSON: better output and tests 
- Print r_loops
- Always print r_* members. Print NULL values if no scans took place
- Added testcases.
 2014-11-29 03:07:24 +03:00
Sergei Petrunia
37c444e1a0 EXPLAIN FORMAT=JSON: further development 
Writing JSON:
- Fix a bug in Single_line_formatting_helper
- Add Json_writer_nesting_guard - safety class

EXPLAIN JSON support
- Add basic subquery support
- Add tests for UNION/UNION ALL.
 2014-11-27 19:32:48 +03:00
Sergei Petrunia
84485dbe7c MDEV-6109: EXPLAIN JSON 
Add pretty-printing of possible_keys column.
 2014-08-12 15:02:09 +04:00
Sergei Petrunia
33d53c4c24 MDEV-6109: EXPLAIN JSON 
- Add first testcases
- Don't overquote when printing conditions
- Other small output fixes
 2014-08-09 06:37:56 +04:00
Sergei Petrunia
5cfd3270ec MDEV-6109: EXPLAIN JSON 
- First code, "EXPLAIN FORMAT=JSON stmt" and "ANALYZE FORMAT=JSON stmt"
  work for basic queries.  Complex constructs (e.g subqueries, etc) not
  yet supported.
- No test infrastructure yet
 2014-05-27 21:04:45 +04:00