diff options
Diffstat (limited to 'sql/my_json_writer.h')
| -rw-r--r-- | sql/my_json_writer.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/sql/my_json_writer.h b/sql/my_json_writer.h index c353831655a..2778405c154 100644 --- a/sql/my_json_writer.h +++ b/sql/my_json_writer.h @@ -40,6 +40,16 @@ class Opt_trace_context; class Json_writer; struct TABLE_LIST; +// See Json_writer::add_double() for usage +#define OPTIMIZER_SHOW_DOUBLE_PRECISION true +#if OPTIMIZER_SHOW_DOUBLE_PRECISION +# define OPTIMIZER_DOUBLE_PRECISION 2 +# define OPTIMIZER_DOUBLE_MIN_VALUE 0.005 +#else +# define OPTIMIZER_DOUBLE_SIGNIFICANT_DIGITS 6 +#endif +#define OPTIMIZER_DOUBLE_TO_INT_PRECISION 0.00000001 +#define OPTIMIZER_DOUBLE_TO_EXPONENT_VALUE 999999 /* Single_line_formatting_helper is used by Json_writer to do better formatting |