Search Results
https://dev.mysql.com/doc/internals/en/replication-organization.html
Rules can be formulated on a very high level, but they describe implementation (how the code works from the inside) rather than interface (how the program behaves when looking from the outside). It will be removed after we have verified that ... We ...
https://dev.mysql.com/doc/internals/en/replication-principles.html
The principles have been used as guidelines to construct the Rules of replication (next section). In this section, we describe the architectural principles of replication.
https://dev.mysql.com/doc/internals/en/rows-event.html
repeat rows until event-end Fields table_id (6) -- If the table id is 0x00ffffff it is a dummy event that should have the end of statement flag set that declares that all table maps can be freed. Note if the post_header_length in the ...
https://dev.mysql.com/doc/internals/en/select-steps.html
Every select is performed in these base steps: JOIN::prepare Initialization and linking JOIN structure to st_select_lex. fix_fields() for all items (after fix_fields(), we know everything about item).
https://dev.mysql.com/doc/internals/en/select-subquery.html
In expressions, subqueries (that is, subselects) are represented by Item inherited from Item_subselect. To hide difference in performing single SELECTs and UNIONs, Item_subselect uses two different engines, which provide uniform interface for ...
https://dev.mysql.com/doc/internals/en/storage-engine-options.html
The --with-plugins configure option accepts two constructs that have no direct equivalent in CMake: --with-plugins accepts a comma-separated list of engine names --with-plugins accepts a “group name” value that is shorthand for a set of engines ... Storage engines are plugins, so the options that control plugin building specify which storage engines to ...
https://dev.mysql.com/doc/internals/en/store-lock.html
Synopsis virtual THR_LOCK_DATA ** store_lock ( thd, to, lock_type); THD * thd ; THR_LOCK_DATA ** to ; enum thr_lock_type lock_type ; Description This is the store_lock method. The idea with handler::store_lock() is the following: The statement ...
https://dev.mysql.com/doc/internals/en/string.html
Strings are sequences of bytes and appear in a few forms in the protocol. An example is the sql-state of the ERR_Packet which is always 5 bytes long. Implemented By string<fix> Protocol::NulTerminatedString Strings that are terminated by a [00] ...
https://dev.mysql.com/doc/internals/en/test-case-behavior-depending-on-show.html
Please have a look at the t/mysqltest.test file where "query_get_value()" is checked.
https://dev.mysql.com/doc/internals/en/too-greedy-test.html
Let's assume we have to check that every new created table causes a row in information_schema.tables. --replace_column 15 <CREATE_TIME> 16 <UPDATE_TIME> 17 <CHECK_TIME> SELECT * FROM information_schema.tables; The SELECT above makes the test ...