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https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-ndbinfo-index-columns.html
This table provides information about indexes on NDB tables. The columns of the index_columns table are listed here, along with brief descriptions: table_id Unique ID of the NDB table for which the index is defined Name of the database containing ...
https://dev.mysql.com/doc/refman/8.4/en/full-text-adding-collation.html
The server issues a warning for any use of COLLATE user_defined_collation in an SQL statement; a warning is also issued when the server is started with --collation-server set equal to the name of a user-defined collation. The sample collation is ...
https://dev.mysql.com/doc/internals/en/implementing-index-read-method.html
The [custom-engine.html#custom-engine-api-reference-index_read index_read()] method is used to retrieve a row based on a key: int ha_foo::index_read(byte * buf, const byte * key, ulonglong keypart_map, enum ha_rkey_function find_flag) The *buf ...
https://dev.mysql.com/doc/internals/en/index-read-idx.html
Synopsis virtual int index_read_idx ( buf, index, key, keypart_map, find_flag); byte * buf ; uint index ; const byte * key ; ulonglong keypart_map ; enum ha_rkey_function find_flag ; Description This is the index_read_idx method. Parameters buf ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-ndbinfo-index-stats.html
The index_stats table provides basic information about NDB index statistics. More complete index statistics information can be obtained using the ndb_index_stat utility. The index_stats table contains the following columns: index_id Index ID ...
https://dev.mysql.com/doc/internals/en/implementing-index-read-last-method.html
The [custom-engine.html#custom-engine-api-reference-index_read_last index_read_last()] method works like [custom-engine.html#custom-engine-index-read index_read()] but finds the last row with the current key value or prefix: int ...
https://dev.mysql.com/doc/internals/en/index-first.html
Synopsis virtual int index_first ( buf); byte * buf ; Description This is the index_first method.
https://dev.mysql.com/doc/internals/en/index-last.html
Synopsis virtual int index_last ( buf); byte * buf ; Description This is the index_last method. Usage Advance to last row in index and return row in buffer. Parameters buf - byte array to be populated with matching row.
https://dev.mysql.com/doc/internals/en/index-next.html
Synopsis virtual int index_next ( buf); byte * buf ; Description This is the index_next method. Usage Advance to next row in index using pointer or cursor, return row in buffer.
https://dev.mysql.com/doc/internals/en/index-prev.html
Synopsis virtual int index_prev ( buf); byte * buf ; Description This is the index_prev method.