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System Versioning 1.0 pre5 [closes #407]

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Merge branch '10.3' into trunk

Both field_visibility and VERS_HIDDEN_FLAG exist independently.

TODO:
VERS_HIDDEN_FLAG should be replaced with SYSTEM_INVISIBLE (or COMPLETELY_INVISIBLE?).
This commit is contained in:
Aleksey Midenkov
2017-12-15 15:01:13 +03:00
parent 2ae2876a6c 2b67b7cb08
commit 73606a3977
91 changed files with 2662 additions and 566 deletions
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10
sql/sql_class.h
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@ -305,22 +305,25 @@ public:
LEX_CSTRING name;
engine_option_value *option_list;
bool generated;
bool invisible;
Key(enum Keytype type_par, const LEX_CSTRING *name_arg,
ha_key_alg algorithm_arg, bool generated_arg, DDL_options_st ddl_options)
:DDL_options(ddl_options),
type(type_par), key_create_info(default_key_create_info),
name(*name_arg), option_list(NULL), generated(generated_arg)
name(*name_arg), option_list(NULL), generated(generated_arg),
invisible(false)
{
key_create_info.algorithm= algorithm_arg;
}
}
Key(enum Keytype type_par, const LEX_CSTRING *name_arg,
KEY_CREATE_INFO *key_info_arg,
bool generated_arg, List<Key_part_spec> *cols,
engine_option_value *create_opt, DDL_options_st ddl_options)
:DDL_options(ddl_options),
type(type_par), key_create_info(*key_info_arg), columns(*cols),
name(*name_arg), option_list(create_opt), generated(generated_arg)
name(*name_arg), option_list(create_opt), generated(generated_arg),
invisible(false)
{}
Key(const Key &rhs, MEM_ROOT *mem_root);
virtual ~Key() {}
@ -798,6 +801,7 @@ typedef struct system_status_var
ulong feature_dynamic_columns; /* +1 when creating a dynamic column */
ulong feature_fulltext; /* +1 when MATCH is used */
ulong feature_gis; /* +1 opening a table with GIS features */
ulong feature_invisible_columns; /* +1 opening a table with invisible column */
ulong feature_locale; /* +1 when LOCALE is set */
ulong feature_subquery; /* +1 when subqueries are used */
ulong feature_timezone; /* +1 when XPATH is used */