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#!/usr/bin/env python
import sys
def main():
print "# generated by tokudb_update_decr_floor.py"
print "source include/have_tokudb.inc;"
print "source include/have_innodb.inc;"
print "set default_storage_engine='tokudb';"
print "disable_warnings;"
print "drop table if exists t;"
print "enable_warnings;"
print "set tokudb_disable_slow_update=1;"
for t in [ 'tinyint', 'smallint', 'mediumint', 'int', 'bigint' ]:
for u in [ '', 'unsigned' ]:
for n in [ 'null', 'not null' ]:
test_int(t, u, n)
return 0
def test_int(t, u, n):
print "create table tt ("
print " id %s %s %s primary key," % (t, u, n)
print " x %s %s %s" % (t, u, n)
print ");"
print "insert into tt values (1,4);"
print "create table ti like tt;"
print "alter table ti engine=innodb;"
print "insert into ti select * from tt;"
if u == 'unsigned':
print "update noar tt set x=if(x=0,0,x-1) where id=1;"
print "update noar ti set x=if(x=0,0,x-1) where id=1;"
print "update noar tt set x=if(x=0,0,x-1) where id=1;"
print "update noar ti set x=if(x=0,0,x-1) where id=1;"
print "update noar tt set x=if(x=0,0,x-1) where id=1;"
print "update noar ti set x=if(x=0,0,x-1) where id=1;"
print "update noar tt set x=if(x=0,0,x-1) where id=1;"
print "update noar ti set x=if(x=0,0,x-1) where id=1;"
print "# try to decrement when x=0"
print "update noar tt set x=if(x=0,0,x-1) where id=1;"
print "update noar ti set x=if(x=0,0,x-1) where id=1;"
print "let $diff_tables = test.tt, test.ti;"
print "source include/diff_tables.inc;"
else:
print "replace_regex /MariaDB/XYZ/ /MySQL/XYZ/;"
print "error ER_UNSUPPORTED_EXTENSION;"
print "update noar tt set x=if(x=0,0,x-1) where id=1;"
print "drop table tt, ti;"
sys.exit(main())
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