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namespace memory { class Root; }
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void add_foreign_key_to_table_message(
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message::Table *table_message,
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const char* fkey_name,
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List<Key_part_spec> &cols,
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List<Key_part_spec> &ref_cols,
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message::Table::ForeignKeyConstraint::ForeignKeyOption delete_opt_arg,
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message::Table::ForeignKeyConstraint::ForeignKeyOption update_opt_arg,
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message::Table::ForeignKeyConstraint::ForeignKeyMatchOption match_opt_arg);
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class Foreign_key: public Key
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Table_ident *ref_table;
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List<Key_part_spec> ref_columns;
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message::Table::ForeignKeyConstraint::ForeignKeyOption delete_opt;
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message::Table::ForeignKeyConstraint::ForeignKeyOption update_opt;
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message::Table::ForeignKeyConstraint::ForeignKeyMatchOption match_opt;
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uint32_t delete_opt, update_opt, match_opt;
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Foreign_key(const LEX_STRING &name_arg,
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List<Key_part_spec> &cols,
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Table_ident *table,
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List<Key_part_spec> &ref_cols,
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message::Table::ForeignKeyConstraint::ForeignKeyOption delete_opt_arg,
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message::Table::ForeignKeyConstraint::ForeignKeyOption update_opt_arg,
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message::Table::ForeignKeyConstraint::ForeignKeyMatchOption match_opt_arg) :
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uint32_t delete_opt_arg,
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uint32_t update_opt_arg,
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uint32_t match_opt_arg) :
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Key(FOREIGN_KEY, name_arg, &default_key_create_info, 0, cols), ref_table(table),
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ref_columns(ref_cols),
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delete_opt(delete_opt_arg),