Edit File: stored_program_cache_basic.result
# Saving initial value of stored_program_cache in a temporary variable SET @start_value = @@global.stored_program_cache; SELECT @start_value; @start_value 256 # Display the DEFAULT value of stored_program_cache SET @@global.stored_program_cache = DEFAULT; SELECT @@global.stored_program_cache; @@global.stored_program_cache 256 # Verify default value of variable SELECT @@global.stored_program_cache = 256; @@global.stored_program_cache = 256 1 # Change the value of stored_program_cache to a valid value SET @@global.stored_program_cache = 512; SELECT @@global.stored_program_cache; @@global.stored_program_cache 512 # Change the value of stored_program_cache to invalid value SET @@global.stored_program_cache = -1; Warnings: Warning 1292 Truncated incorrect stored_program_cache value: '-1' SELECT @@global.stored_program_cache; @@global.stored_program_cache 256 SET @@global.stored_program_cache =100000000000; Warnings: Warning 1292 Truncated incorrect stored_program_cache value: '100000000000' SELECT @@global.stored_program_cache; @@global.stored_program_cache 524288 SET @@global.stored_program_cache = 0; Warnings: Warning 1292 Truncated incorrect stored_program_cache value: '0' SELECT @@global.stored_program_cache; @@global.stored_program_cache 256 SET @@global.stored_program_cache = 10000.01; ERROR 42000: Incorrect argument type to variable 'stored_program_cache' SET @@global.stored_program_cache = ON; ERROR 42000: Incorrect argument type to variable 'stored_program_cache' SET @@global.stored_program_cache= 'test'; ERROR 42000: Incorrect argument type to variable 'stored_program_cache' SET @@global.stored_program_cache = ''; ERROR 42000: Incorrect argument type to variable 'stored_program_cache' # Test if accessing session stored_program_cache gives error SET @@session.stored_program_cache = 0; ERROR HY000: Variable 'stored_program_cache' is a GLOBAL variable and should be set with SET GLOBAL # Check if accessing variable without SCOPE points to same global variable SET @@global.stored_program_cache = 512; SELECT @@stored_program_cache = @@global.stored_program_cache; @@stored_program_cache = @@global.stored_program_cache 1 # Restore initial value SET @@global.stored_program_cache = @start_value; SELECT @@global.stored_program_cache; @@global.stored_program_cache 256
Back to File Manager