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cleanup: FOREIGN_KEY_INFO

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instead of returning strings for CASCADE/RESTRICT
from every storage engine, use enum values
This commit is contained in:
Sergei Golubchik
2016-11-10 14:56:51 +01:00
parent 94462aa9e6
commit a3614d33e8
9 changed files with 58 additions and 57 deletions
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9
sql/table.h
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@@ -1478,6 +1478,9 @@ enum enum_schema_table_state
PROCESSED_BY_JOIN_EXEC
};
enum enum_fk_option { FK_OPTION_UNDEF, FK_OPTION_RESTRICT, FK_OPTION_CASCADE,
FK_OPTION_SET_NULL, FK_OPTION_NO_ACTION, FK_OPTION_SET_DEFAULT};
typedef struct st_foreign_key_info
{
LEX_STRING *foreign_id;
@@ -1485,13 +1488,15 @@ typedef struct st_foreign_key_info
LEX_STRING *foreign_table;
LEX_STRING *referenced_db;
LEX_STRING *referenced_table;
LEX_STRING *update_method;
LEX_STRING *delete_method;
enum_fk_option update_method;
enum_fk_option delete_method;
LEX_STRING *referenced_key_name;
List<LEX_STRING> foreign_fields;
List<LEX_STRING> referenced_fields;
} FOREIGN_KEY_INFO;
LEX_CSTRING *fk_option_name(enum_fk_option opt);
#define MY_I_S_MAYBE_NULL 1
#define MY_I_S_UNSIGNED 2