diff --git a/mysql-test/r/type_blob.result b/mysql-test/r/type_blob.result index c72ee005428..80d233ee16a 100644 --- a/mysql-test/r/type_blob.result +++ b/mysql-test/r/type_blob.result @@ -807,4 +807,18 @@ set @@sql_mode='TRADITIONAL'; create table t1 (a text default ''); ERROR 42000: BLOB/TEXT column 'a' can't have a default value set @@sql_mode=''; +CREATE TABLE t (c TEXT CHARSET ASCII); +INSERT INTO t (c) VALUES (REPEAT('1',65537)); +Warnings: +Warning 1265 Data truncated for column 'c' at row 1 +INSERT INTO t (c) VALUES (REPEAT('2',65536)); +Warnings: +Warning 1265 Data truncated for column 'c' at row 1 +INSERT INTO t (c) VALUES (REPEAT('3',65535)); +SELECT LENGTH(c), CHAR_LENGTH(c) FROM t; +LENGTH(c) CHAR_LENGTH(c) +65535 65535 +65535 65535 +65535 65535 +DROP TABLE t; End of 5.0 tests diff --git a/mysql-test/t/type_blob.test b/mysql-test/t/type_blob.test index ba9f374a24c..d79b749dd65 100644 --- a/mysql-test/t/type_blob.test +++ b/mysql-test/t/type_blob.test @@ -436,4 +436,15 @@ set @@sql_mode='TRADITIONAL'; create table t1 (a text default ''); set @@sql_mode=''; +# +# Bug #32282: TEXT silently truncates when value is exactly 65536 bytes +# + +CREATE TABLE t (c TEXT CHARSET ASCII); +INSERT INTO t (c) VALUES (REPEAT('1',65537)); +INSERT INTO t (c) VALUES (REPEAT('2',65536)); +INSERT INTO t (c) VALUES (REPEAT('3',65535)); +SELECT LENGTH(c), CHAR_LENGTH(c) FROM t; +DROP TABLE t; + --echo End of 5.0 tests diff --git a/sql/sql_string.cc b/sql/sql_string.cc index 9d7df73cd7a..606a9ddb26d 100644 --- a/sql/sql_string.cc +++ b/sql/sql_string.cc @@ -858,7 +858,7 @@ outp: with optional left padding (for binary -> UCS2 conversion) SYNOPSIS - well_formed_copy_nhars() + well_formed_copy_nchars() to Store result here to_length Maxinum length of "to" string to_cs Character set of "to" string @@ -997,7 +997,10 @@ outp: goto outp; } else + { + from= from_prev; break; + } } *from_end_pos= from; res= to - to_start;