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191fa29932
Rework parser expression rules
Rework handling for "||" concat/or
Eliminate some shift/reduce conflicts
Add support for "xxx IS [ NOT ] truth_value"
mysql-test/r/ansi.result:
Fix test for new BROKEN_NOT mode bit
mysql-test/r/bool.result:
WL#638
New test for BROKEN_NOT mode
New test for "expr IS [NOT] truth_value" syntax
mysql-test/r/sql_mode.result:
Fix test for new BROKEN_NOT mode bit
mysql-test/t/bool.test:
WL#638
New test for BROKEN_NOT mode
New test for "expr IS [NOT] truth_value" syntax
sql/lex.h:
WL#638
"&&" and "AND" return different tokens,
NOT token changed to NOT_SYM
OR_OR_CONCAT token changed to OR_OR_SYM
New token "UNKNOWN"
sql/mysql_priv.h:
WL#638
New mode: BROKEN_NOT
sql/mysqld.cc:
WL#638
New mode: BROKEN_NOT
sql/set_var.cc:
WL#638
New mode: BROKEN_NOT
BROKEN_NOT is set in MYSQL323 and MYSQL40 modes
sql/sql_lex.cc:
Bug#638
Alter tokens returned by lexer depending upon sql_mode:
Return NOT2_SYM token instead of NOT_SYM when in BROKEN_NOT mode
Return OR2_SYM token instead of OR_OR_SYM when not in PIPES_AS_CONCAT mode
sql/sql_yacc.yy:
WL#638
Change grammar to respect proper SQL syntax for NOT
Clean up grammar, eliminate >100 shift/reduce conflicts
New support for "expr IS [NOT] truth_value" SQL syntax
Remove or_or_concat() support func. New support func is_truth_value()
20 lines
487 B
Plaintext
20 lines
487 B
Plaintext
drop table if exists t1;
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set sql_mode="MySQL40";
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select @@sql_mode;
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@@sql_mode
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NO_FIELD_OPTIONS,MYSQL40,BROKEN_NOT
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set @@sql_mode="ANSI";
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select @@sql_mode;
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@@sql_mode
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REAL_AS_FLOAT,PIPES_AS_CONCAT,ANSI_QUOTES,IGNORE_SPACE,ONLY_FULL_GROUP_BY,ANSI
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SELECT 'A' || 'B';
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'A' || 'B'
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AB
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CREATE TABLE t1 (id INT, id2 int);
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SELECT id,NULL,1,1.1,'a' FROM t1 GROUP BY id;
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id NULL 1 1.1 a
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SELECT id FROM t1 GROUP BY id2;
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ERROR 42000: 'test.t1.id' isn't in GROUP BY
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drop table t1;
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SET @@SQL_MODE="";
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