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mirror of https://github.com/MariaDB/server.git synced 2025-07-30 16:24:05 +03:00

Merge mockturtle.local:/home/dlenev/src/mysql-5.0-bg25044

into  mockturtle.local:/home/dlenev/src/mysql-5.1-bg25044


sql/sql_table.cc:
  Auto merged
This commit is contained in:
unknown
2007-01-19 23:23:45 +03:00
5 changed files with 162 additions and 39 deletions

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@ -0,0 +1,51 @@
# include/wait_show_pattern.inc
#
# SUMMARY
#
# Waits until output produced by SHOW statement which particular type is
# specified as parameter matches certain pattern or maximum time reached.
#
# NOTES
#
# Only the first row produced by the parameter statement is checked.
#
# USAGE
#
# let $show_type= <Tail of SHOW statement>;
# let $show_pattern= 'Pattern to be used for LIKE matching';
# --source wait_show_pattern.inc
#
# EXAMPLES
#
# alter_table-big.test, wait_slave_status.inc
#
# SEE ALSO
#
# wait_slave_status.inc, wait_condition.inc (>=5.1)
#
###############################################################################
--disable_query_log
# We accept to wait maximum 30 seconds (0.2 sec/loop).
let $wait_counter= 150;
while ($wait_counter)
{
let $result= `SHOW $show_type`;
let $success= `SELECT '$result' LIKE $show_pattern`;
if ($success)
{
let $wait_counter= 0;
}
if (!$success)
{
real_sleep 0.2;
dec $wait_counter;
}
}
if (!$success)
{
echo Timeout in wait_show_pattern.inc \$show_type= $show_type \$show_pattern= $show_pattern (\$result= '$result');
}
--enable_query_log

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@ -104,50 +104,21 @@
eval SELECT "let \$result_pattern= $result_pattern ;" AS "";
SELECT '--source include/wait_slave_status.inc' AS "";
# We accept to wait maximum 30 seconds (0.2 sec/loop).
let $max_wait= 150;
while ($max_wait)
{
let $my_val= `SHOW SLAVE STATUS`;
# Now we have the first record of the SHOW result set as one fat string
# within the variable $my_val.
eval SET @my_val = '$my_val';
# DEBUG eval SELECT @my_val AS "response to SHOW SLAVE STATUS";
eval SELECT @my_val LIKE $result_pattern INTO @success;
# @success is '1' if we have a match
# '0' if we have no match
# DEBUG SELECT @success;
let $success= `SELECT @success`;
let $no_success= `SELECT @success = 0`;
if ($success)
{
# We reached the expected result and want to jump out of the loop
# without unneeded sleeps.
# Attention: Do not set $max_wait to 0, because "while" with negative value
# does not work.
let $max_wait= 1;
}
if ($no_success)
{
# We did not reach the expected result and will have to sleep again
# or jump out of the loop, when max_wait is exhausted.
real_sleep 0.2;
}
dec $max_wait;
}
let $show_type= SLAVE STATUS;
let $show_pattern= $result_pattern;
--enable_query_log
if ($no_success)
--source include/wait_show_pattern.inc
if (!$success)
{
let $message= ! Attention: Timeout in wait_slave_status.inc.
| Possible reasons with decreasing probability:
| - The LIKE pattern ($result_pattern) is wrong, because the
| - The LIKE pattern is wrong, because the
| testcase was altered or the layout of the
| SHOW SLAVE STATUS result set changed.
| - There is a new bug within the replication.
| - We met an extreme testing environment and $max_wait is
| - We met an extreme testing environment and timeout is
| too small.;
--source include/show_msg80.inc
--echo DEBUG INFO START (wait_slave_status.inc):