MDEV-20832 Don't print "row size too large" warnings in error log if...

MDEV-20832 Don't print "row size too large" warnings in error log if innodb_strict_mode=OFF and log_warnings<=2

create_table_info_t::row_size_is_acceptable(): add condition for log writing

mysql-test/suite/innodb/r/innodb-32k-crash.result

-call mtr.add_suppression("Cannot add field `u` in table `test`.`t2` because after adding it, the row size is");
 CREATE TABLE t1(a blob,b blob,c blob,d blob,e blob,f blob,g blob,
 h blob,i blob,j blob,k blob,l blob,m blob,n blob,
 o blob,p blob,q blob,r blob,s blob,t blob,u blob,

mysql-test/suite/innodb/r/innodb-64k-crash.result

-call mtr.add_suppression("Cannot add field `pa` in table `test`.`t2` because after adding it, the row size is");
 CREATE TABLE t1(a blob,b blob,c blob,d blob,e blob,f blob,g blob,
 h blob,i blob,j blob,k blob,l blob,m blob,n blob,
 o blob,p blob,q blob,r blob,s blob,t blob,u blob,

mysql-test/suite/innodb/r/innodb-mdev-7513.result

-call mtr.add_suppression("InnoDB: Cannot add field `.* in table .* because after adding it, the row size is .* which is greater than maximum allowed size (.*) for a record on index leaf page.");
 call mtr.add_suppression("Row size too large (> 8126)*");
 CREATE TABLE t1 ( text1 TEXT,
 text2 TEXT,

mysql-test/suite/innodb/r/innodb_max_recordsize_32k.result

-call mtr.add_suppression('InnoDB: Cannot add field.*because after adding it, the row size is');
 SELECT @@innodb_page_size;
 @@innodb_page_size
 32768

mysql-test/suite/innodb/r/innodb_max_recordsize_64k.result

-call mtr.add_suppression('InnoDB: Cannot add field.*because after adding it, the row size is');
 SELECT @@innodb_page_size;
 @@innodb_page_size
 65536

mysql-test/suite/innodb/r/row_size_error_log_warnings_3.result

+call mtr.add_suppression("InnoDB: Cannot add field .* in table .* because after adding it, the row size is .* which is greater than maximum allowed size (.*) for a record on index leaf page.");
+SET innodb_strict_mode = 0;
+SET @@global.log_warnings = 3;
+CREATE TABLE t1 (
+col_1 TEXT
+,col_2 TEXT
+,col_3 TEXT
+,col_4 TEXT
+,col_5 TEXT
+,col_6 TEXT
+,col_7 TEXT
+,col_8 TEXT
+,col_9 TEXT
+,col_10 TEXT
+,col_11 TEXT
+) ENGINE=INNODB ROW_FORMAT=COMPACT;
+Warnings:
+Warning	139	Row size too large (> 8126). Changing some columns to TEXT or BLOB or using ROW_FORMAT=DYNAMIC or ROW_FORMAT=COMPRESSED may help. In current row format, BLOB prefix of 768 bytes is stored inline.
+DROP TABLE t1;
+SET @@global.log_warnings = 2;
+SET innodb_strict_mode = 1;

mysql-test/suite/innodb/r/undo_log.result

-call mtr.add_suppression("Cannot add field `b_str_20` in table `test`.`test_tab` because after adding it, the row size is");
 SET innodb_strict_mode=OFF;
 CREATE TABLE test_tab (
 a_str_18 mediumtext,

mysql-test/suite/innodb/t/innodb-32k-crash.test

@@ -5,8 +5,6 @@
 
 let $MYSQLD_DATADIR= `select @@datadir`;
 
-call mtr.add_suppression("Cannot add field `u` in table `test`.`t2` because after adding it, the row size is");
-
 CREATE TABLE t1(a blob,b blob,c blob,d blob,e blob,f blob,g blob,
                 h blob,i blob,j blob,k blob,l blob,m blob,n blob,
 		o blob,p blob,q blob,r blob,s blob,t blob,u blob,

mysql-test/suite/innodb/t/innodb-64k-crash.test

@@ -5,8 +5,6 @@
 
 let $MYSQLD_DATADIR= `select @@datadir`;
 
-call mtr.add_suppression("Cannot add field `pa` in table `test`.`t2` because after adding it, the row size is");
-
 CREATE TABLE t1(a blob,b blob,c blob,d blob,e blob,f blob,g blob,
                 h blob,i blob,j blob,k blob,l blob,m blob,n blob,
 		o blob,p blob,q blob,r blob,s blob,t blob,u blob,

mysql-test/suite/innodb/t/innodb-mdev-7513.test

@@ -3,7 +3,6 @@
 
 # MDEV-7513: ib_warn_row_too_big dereferences null thd
 
-call mtr.add_suppression("InnoDB: Cannot add field `.* in table .* because after adding it, the row size is .* which is greater than maximum allowed size (.*) for a record on index leaf page.");
 call mtr.add_suppression("Row size too large (> 8126)*");
 
 --disable_warnings

mysql-test/suite/innodb/t/innodb_max_recordsize_32k.test

 --source include/have_innodb.inc
 --source include/have_innodb_32k.inc
 
-call mtr.add_suppression('InnoDB: Cannot add field.*because after adding it, the row size is');
-
 # Check page size 32k
 SELECT @@innodb_page_size;
 

mysql-test/suite/innodb/t/innodb_max_recordsize_64k.test

 --source include/have_innodb.inc
 --source include/have_innodb_64k.inc
 
-call mtr.add_suppression('InnoDB: Cannot add field.*because after adding it, the row size is');
-
 # Check page size 64k
 SELECT @@innodb_page_size;
 

mysql-test/suite/innodb/t/row_size_error_log_warnings_3.test

+--source include/have_innodb.inc
+
+call mtr.add_suppression("InnoDB: Cannot add field .* in table .* because after adding it, the row size is .* which is greater than maximum allowed size (.*) for a record on index leaf page.");
+
+SET innodb_strict_mode = 0;
+SET @@global.log_warnings = 3;
+
+CREATE TABLE t1 (
+  col_1 TEXT
+  ,col_2 TEXT
+  ,col_3 TEXT
+  ,col_4 TEXT
+  ,col_5 TEXT
+  ,col_6 TEXT
+  ,col_7 TEXT
+  ,col_8 TEXT
+  ,col_9 TEXT
+  ,col_10 TEXT
+  ,col_11 TEXT
+) ENGINE=INNODB ROW_FORMAT=COMPACT;
+DROP TABLE t1;
+
+SET @@global.log_warnings = 2;
+SET innodb_strict_mode = 1;

mysql-test/suite/innodb/t/undo_log.test

 --source include/have_innodb.inc
 
-call mtr.add_suppression("Cannot add field `b_str_20` in table `test`.`test_tab` because after adding it, the row size is");
-
 SET innodb_strict_mode=OFF;
 CREATE TABLE test_tab (
 a_str_18 mediumtext,

storage/innobase/handler/ha_innodb.cc

@@ -12964,12 +12964,15 @@ bool create_table_info_t::row_size_is_acceptable(
     const size_t idx= info.get_first_overrun_field_index();
     const dict_field_t *field= dict_index_get_nth_field(&index, idx);
 
+    if (strict || global_system_variables.log_warnings > 2)
+    {
       ib::error_or_warn(strict)
           << "Cannot add field " << field->name << " in table "
           << index.table->name << " because after adding it, the row size is "
           << info.get_overrun_size()
           << " which is greater than maximum allowed size ("
           << info.max_leaf_size << " bytes) for a record on index leaf page.";
+    }
 
     if (strict)
     {