Bug#21114 (Foreign key creation fails to table with name format)

Due to the complexity of this change, everything is documented in WL#3565

This patch is the third iteration, it takes into account the comments
received to date.


mysql-test/r/func_math.result:
  Improved test coverage
mysql-test/r/view.result:
  Name collision, x() is a geometry native in function
mysql-test/t/func_math.test:
  Improved test coverage
mysql-test/t/view.test:
  Name collision, x() is a geometry native in function
sql/item_create.cc:
  Revised the create_func implementation
sql/item_create.h:
  Revised the create_func implementation
sql/item_geofunc.h:
  Explicit Item allocation in the thread memory pool.
sql/lex.h:
  Removed function parsing from the lexical parser
sql/lex_symbol.h:
  Removed function parsing from the lexical parser
sql/mysql_priv.h:
  Server initialization and shutdown
sql/mysqld.cc:
  Server initialization and shutdown
sql/share/errmsg.txt:
  New error messages
sql/sql_yacc.yy:
  Removed function parsing from the lexical parser
tests/mysql_client_test.c:
  Spaces are no longer significant for function calls
mysql-test/include/parser_bug21114.inc:
  New tests
mysql-test/r/parser.result:
  New tests
mysql-test/r/parser_bug21114_innodb.result:
  New tests
mysql-test/t/parser.test:
  New tests
mysql-test/t/parser_bug21114_innodb.test:
  New tests

1 files changed, 59 insertions, 0 deletions

diff --git a/mysql-test/include/parser_bug21114.inc b/mysql-test/include/parser_bug21114.inc
new file mode 100755
index 00000000000..eb709d5cc03
--- /dev/null
+++ b/mysql-test/include/parser_bug21114.inc
@@ -0,0 +1,59 @@
+#
+# Bug#21114 (Foreign key creation fails to table with name format)
+#
+# Trying to trick the parser into thinking $FCT(...) is a function call,
+# which is not in the CREATE TABLE and FOREIGN KEY ... REFERENCES syntax
+#
+# Usage :
+#
+# let $engine_type=InnoDb;
+# let $verbose=1;
+# let $FCT= <value_1>;
+# -- source parser_stress_func.inc
+# let $FCT= <value_2>;
+# -- source parser_stress_func.inc
+# let $verbose=0;
+# let $FCT= <value_3>;
+# -- source parser_stress_func.inc
+# let $FCT= <value_4>;
+# -- source parser_stress_func.inc
+
+-- disable_warnings
+eval drop table if exists $FCT;
+drop table if exists bug21114_child;
+-- enable_warnings
+
+--disable_query_log
+--disable_result_log
+
+eval CREATE TABLE $FCT(
+  col1 int not null,
+  col2 int not null,
+  col3 varchar(10),
+  CONSTRAINT pk PRIMARY KEY (col1, col2)
+) ENGINE $engine_type;
+
+eval CREATE TABLE bug21114_child(
+  pk int not null,
+  fk_col1 int not null,
+  fk_col2 int not null,
+  fk_col3 int not null,
+  fk_col4 int not null,
+  CONSTRAINT fk_fct FOREIGN KEY (fk_col1, fk_col2)
+    REFERENCES $FCT(col1, col2),
+  CONSTRAINT fk_fct_space FOREIGN KEY (fk_col3, fk_col4)
+    REFERENCES $FCT (col1, col2)
+) ENGINE $engine_type;
+
+--enable_query_log
+--enable_result_log
+
+if ($verbose)
+{
+  eval SHOW CREATE TABLE $FCT;
+  SHOW CREATE TABLE bug21114_child;
+}
+
+DROP TABLE bug21114_child;
+eval DROP TABLE $FCT;
+