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added collation processing in UNION merging

temporary table BLOB now is longblob


mysql-test/r/create.result:
  blob size changed for safety
mysql-test/r/type_blob.result:
  blob size changed for safety
mysql-test/r/type_ranges.result:
  blob size changed for safety
mysql-test/r/union.result:
  blob size changed for safety
  new tests of UNION types merging
mysql-test/t/union.test:
  new tests of UNION types merging
sql/field.h:
  blob size changed for safety
sql/item.cc:
  processing of collation added
  added comment
sql/item.h:
  joining of UNION fields may failed now, because of incompatibility of collations
sql/sql_union.cc:
  joining of UNION fields may failed now, because of incompatibility of collations
This commit is contained in:
unknown
2003-11-25 23:52:10 +02:00
parent c6311f8673
commit bb6ee17aae
9 changed files with 126 additions and 17 deletions

View File

@ -404,7 +404,7 @@ d date 0000-00-00
e char(1)
f datetime 0000-00-00 00:00:00
g time 00:00:00
h mediumblob
h longblob
dd time 00:00:00
select * from t2;
a b c d e f g h dd