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# Test to detect changest to the PERFORMANCE_SCHEMA table schemas
--source include/not_embedded.inc
--source include/have_perfschema.inc
# Use the INFORMATION_SCHEMA to examine the tables in the PERFORMANCE_SCHEMA
# and detect any tables that have changed.
select * from information_schema.columns where table_schema="performance_schema"
order by table_name, ordinal_position;
# Bug#11766504 "59631: BIGINT UNSIGNED BYTE RELATED COLUMNS IN PERFORMANCE_SCHEMA"
# Goal: Confirm that all byte related columns are BIGINT signed. This test will
# not have to be changed to accommodate new or deleted columns.
# Count the number of NUMBER_OF_BYTES columns.
--disable_cursor_protocol
select count(*) into @count_byte_columns from information_schema.columns
where table_schema="performance_schema" and data_type = "bigint"
and column_name like "%number_of_bytes";
--enable_cursor_protocol
# Confirm that at least one column was found.
select @count_byte_columns > 0;
# Confirm that all NUMBER_OF_BYTES columns are BIGINT signed.
--disable_cursor_protocol
select count(*) into @count_byte_signed from information_schema.columns
where table_schema="performance_schema" and data_type="bigint"
and column_name like "%number_of_bytes"
and column_type not like "%unsigned";
--enable_cursor_protocol
select (@count_byte_columns - @count_byte_signed) = 0;
# Similar test for OBJECT_INSTANCE_BEGIN values, which are typically derived
# from a memory address and must therefore be unsigned.
#
# Count the number of OBJECT_INSTANCE_BEGIN columns.
--disable_cursor_protocol
select count(*) into @count_object_columns from information_schema.columns
where table_schema="performance_schema" and data_type = "bigint"
and column_name like "%object_instance_begin";
--enable_cursor_protocol
# Confirm that at least one column was found.
select @count_object_columns > 0;
# Confirm that all OBJECT_INSTANCE_BEGIN columns are BIGINT unsigned.
--disable_cursor_protocol
select count(*) into @count_object_unsigned from information_schema.columns
where table_schema="performance_schema" and data_type="bigint"
and column_name like "%object_instance_begin"
and column_type like "%unsigned";
--enable_cursor_protocol
select (@count_object_columns - @count_object_unsigned) = 0;
# Confirm that all columns have comments
#
select count(*) from information_schema.columns
where table_schema="performance_schema"
and (column_comment is null or column_comment = '');
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