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Bug#18908: ERROR 1406 (22001): Data too long for column :: using utf8

Problem: Too confusing error message when cannot convert
between string and column character sets on INSERT and UPDATE.
Fix: producing a better error message, instead of "Data too long"
in such cases
Additional changes: Adding "DROP TABLE IF EXISTS" into several
tests to be safe against failures in previous tests. 


mysql-test/include/strict_autoinc.inc:
  Adding DROP TABLE to be safe against previous tests failure.
mysql-test/r/ctype_recoding.result:
  Fixing test results
mysql-test/r/ctype_utf8.result:
  Fixing test results
mysql-test/r/fulltext.result:
  Fixing test results
mysql-test/r/strict_autoinc_1myisam.result:
  Adding DROP TABLE to be safe against previous tests failure.
mysql-test/r/strict_autoinc_2innodb.result:
  Adding DROP TABLE to be safe against previous tests failure.
mysql-test/r/strict_autoinc_3heap.result:
  Adding DROP TABLE to be safe against previous tests failure.
mysql-test/r/strict_autoinc_4bdb.result:
  Adding DROP TABLE to be safe against previous tests failure.
mysql-test/r/strict_autoinc_5ndb.result:
  Adding DROP TABLE to be safe against previous tests failure.
sql/field.cc:
  - producing better error messages than
    "DATA TRUNCATED" or "DATA TOO LONG" (in strict mode)
    in case of "not well formed source" and
    "cannot convert to field character set"
  - Performance improvements: copying directly to
    the target, instead of using an intermediate
    String.
  - Moving duplicate code into report_data_too_long() function.
sql/sql_string.cc:
  Adding a new function to convert strings between character sets,
  but not more than "nchar" characters - a helper function for
  Field_string::store(), Field_varstring::store() and Field_blob::store().
sql/sql_string.h:
  Adding new function prototype.
This commit is contained in:
unknown
2006-10-30 10:14:03 +04:00
parent 2bfeecca15
commit 00c1c19e94
13 changed files with 402 additions and 147 deletions

View File

@ -372,10 +372,10 @@ t collation(t) FORMAT(MATCH t AGAINST ('Osnabruck'),6)
aus Osnabr<62>ck utf8_general_ci 1.591140
alter table t1 modify t varchar(200) collate latin1_german2_ci not null;
Warnings:
Warning 1265 Data truncated for column 't' at row 3
Warning 1265 Data truncated for column 't' at row 4
Warning 1265 Data truncated for column 't' at row 5
Warning 1265 Data truncated for column 't' at row 6
Warning 1366 Incorrect string value: '\xD0\xAD\xD1\x82\xD0\xBE...' for column 't' at row 3
Warning 1366 Incorrect string value: '\xD0\x9E\xD1\x82\xD0\xBB...' for column 't' at row 4
Warning 1366 Incorrect string value: '\xD0\x9D\xD0\xB5 \xD0...' for column 't' at row 5
Warning 1366 Incorrect string value: '\xD0\xB8 \xD0\xB1\xD1...' for column 't' at row 6
SELECT t, collation(t) FROM t1 WHERE MATCH t AGAINST ('Osnabr<62>ck');
t collation(t)
aus Osnabr<62>ck latin1_german2_ci