fixed Bug #3361 "mysqldump quotes DECIMAL values"

client/mysqldump.c:
  changed quotation mark around DECIMAL field values from " to '
  as fix of BUG #3361 "mysqldump quotes DECIMAL values"
mysql-test/r/mysqldump.result:
  added test for Bug #3361 "mysqldump quotes DECIMAL values"
mysql-test/t/mysqldump.test:
  added test for Bug #3361 "mysqldump quotes DECIMAL values"

client/mysqldump.c

@@ -1116,9 +1116,9 @@ static void dumpTable(uint numFields, char *table)
 		  if (field->type == FIELD_TYPE_DECIMAL)
 		  {
 		    /* add " signs around */
-		    dynstr_append(&extended_row, "\"");
+		    dynstr_append(&extended_row, "\'");
 		    dynstr_append(&extended_row, ptr);
-		    dynstr_append(&extended_row, "\"");
+		    dynstr_append(&extended_row, "\'");
 		  }
 		  else
 		    dynstr_append(&extended_row, ptr);
@@ -1162,9 +1162,9 @@ static void dumpTable(uint numFields, char *table)
 		if (field->type == FIELD_TYPE_DECIMAL)
 		{
 		  /* add " signs around */
-		  fputs("\"", md_result_file);
+		  fputs("\'", md_result_file);
 		  fputs(ptr, md_result_file);
-		  fputs("\"", md_result_file);
+		  fputs("\'", md_result_file);
 		}
 		else
 		  fputs(ptr, md_result_file);

mysql-test/r/mysqldump.result

@@ -22,8 +22,8 @@ CREATE TABLE t1 (
   a decimal(240,20) default NULL
 ) TYPE=MyISAM;
 
-INSERT INTO t1 VALUES ("1234567890123456789012345678901234567890.00000000000000000000");
-INSERT INTO t1 VALUES ("0987654321098765432109876543210987654321.00000000000000000000");
+INSERT INTO t1 VALUES ('1234567890123456789012345678901234567890.00000000000000000000');
+INSERT INTO t1 VALUES ('0987654321098765432109876543210987654321.00000000000000000000');
 
 DROP TABLE t1;
 CREATE TABLE t1 (a double);
@@ -35,3 +35,17 @@ CREATE TABLE t1 (
 INSERT INTO t1 VALUES (RES);
 
 DROP TABLE t1;
+CREATE TABLE t1 (a DECIMAL(10,5), b FLOAT);
+INSERT INTO t1 VALUES (1.2345, 2.3456);
+INSERT INTO t1 VALUES ('1.2345', 2.3456);
+INSERT INTO t1 VALUES ("1.2345", 2.3456);
+CREATE TABLE t1 (
+  a decimal(10,5) default NULL,
+  b float default NULL
+) TYPE=MyISAM;
+
+INSERT INTO t1 VALUES ('1.23450',2.3456);
+INSERT INTO t1 VALUES ('1.23450',2.3456);
+INSERT INTO t1 VALUES ('1.23450',2.3456);
+
+DROP TABLE t1;

mysql-test/t/mysqldump.test

@@ -30,3 +30,31 @@ INSERT INTO t1 VALUES (-9e999999);
 --replace_result (-1.79769313486232e+308) (RES) (NULL) (RES)
 --exec $MYSQL_DUMP --skip-comments test t1
 DROP TABLE t1;
+
+#
+# Bug #3361 mysqldum quotes DECIMAL values
+#
+
+CREATE TABLE t1 (a DECIMAL(10,5), b FLOAT);
+
+# check at first how mysql work with quoted decimal
+
+INSERT INTO t1 VALUES (1.2345, 2.3456);
+INSERT INTO t1 VALUES ('1.2345', 2.3456);
+INSERT INTO t1 VALUES ("1.2345", 2.3456);
+
+# The code below should be uncommented in mysql-4.1 to fix 
+# behaviour of quoting DECIMAL fields with different 
+# values of sql_mode
+########
+#SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='ANSI_QUOTES';
+#INSERT INTO t1 VALUES (1.2345, 2.3456);
+#INSERT INTO t1 VALUES ('1.2345', 2.3456);
+#--error 1054
+#INSERT INTO t1 VALUES ("1.2345", 2.3456);
+#SET SQL_MODE=@OLD_SQL_MODE;
+########
+
+# check how mysqldump make quoting
+--exec $MYSQL_DUMP --skip-comments test t1
+DROP TABLE t1;