lysu db4888a697 plan, parser: fix the wrong result of the UNION statement (#6752) ...

tidb diff result with mysql when mix use union and union-all fix #6731
- rename `selectStmt.UnionDistinct` to `selectStmt.IsAfterUnionDistinct`
- add explain test
- remove useless `unionStmt.Distinct` and `selectList.Distinct`
- refactor use golang slice, remove dup code
- return WrongNumColumnInSelect error and add test case

2018-06-07 17:08:26 +08:00

..

goyacc

*: enforce errcheck in Makefile (#4724)

2017-10-09 17:16:10 +08:00

opcode

AST: add Format interface on ExprNode for convert AST back to string (#5299)

2017-12-06 19:25:16 +08:00

bench_test.go

Refactor parser: Avoid some assertion for StmtNode (#4705)

2017-10-09 15:27:40 +08:00

consistent_test.go

*: adding trace syntax support (#6644)

2018-06-03 18:40:47 +08:00

lexer_test.go

parser: refactor parser step2 (#4652)

2017-09-29 15:34:03 +08:00

lexer.go

parser: fix a bug lexer.Reset() doesn't reset to the initial state (#6153)

2018-03-27 08:05:44 +08:00

misc.go

*: adding trace syntax support (#6644)

2018-06-03 18:40:47 +08:00

parser_test.go

ddl, parser: support 'ALTER TABLE RENAME KEY TO' syntax (#6475)

2018-06-07 13:32:17 +08:00

parser.y

plan, parser: fix the wrong result of the UNION statement (#6752)

2018-06-07 17:08:26 +08:00

yy_parser.go

util/types: change types path (#5007)

2017-11-04 10:37:14 -05:00