MySQL 9.0.0
Source Code Documentation
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Part of traditional "extra" column or related hierarchical property. More...
#include <opt_explain_format.h>
Public Member Functions | |
extra (Extra_tag tag_arg, const char *data_arg=nullptr) | |
Public Attributes | |
const Extra_tag | tag |
A property name or a constant text head of the "extra" column part. More... | |
const char *const | data |
Property value or a variable tail of the "extra" column part. More... | |
Part of traditional "extra" column or related hierarchical property.
const char* const qep_row::extra::data |
Property value or a variable tail of the "extra" column part.
If data == NULL, hierarchical formatter outputs a boolean property value of "true".
const Extra_tag qep_row::extra::tag |
A property name or a constant text head of the "extra" column part.