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Fixed the CREATE TABLE IF EXIST generates warnings instead of errors

Browse Source 
mysql-test/r/create.result:
  Updated test results
mysql-test/t/create.test:
  Updated test
sql/sql_base.cc:
  Use push_internal_handler/pop_internal_handler to avoid errors & warnings instead of clear_error
  Give a warnings instead of an error for CREATE TABLE IF EXISTS
sql/sql_parse.cc:
  Check if we failed because of table exists (can only happen from create)
sql/sql_table.cc:
  Check if we failed because of table exists (can only happen from create)
This commit is contained in:
Michael Widenius
2012-12-17 22:34:56 +02:00
parent d7a0148758
commit 2dbce3d089
5 changed files with 53 additions and 24 deletions
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9
mysql-test/r/create.result
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@ -2411,11 +2411,14 @@ insert into t1 values (1,1);
lock tables t1 read;
set @@lock_wait_timeout=5;
create table if not exists t1 (a int, b int);
ERROR 42S01: Table 't1' already exists
Warnings:
Note 1050 Table 't1' already exists
create table if not exists t1 (a int, b int) select 2,2;
ERROR 42S01: Table 't1' already exists
Warnings:
Note 1050 Table 't1' already exists
create table if not exists t1 like t2;
ERROR 42S01: Table 't1' already exists
Warnings:
Note 1050 Table 't1' already exists
create table t1 (a int, b int);
ERROR 42S01: Table 't1' already exists
create table t1 (a int, b int) select 2,2;