Connect to the local database server as user nhds:

$ mysql -u nhds -p

Identify the current database:

mysql> select DATABASE(); +------------+ | DATABASE() | +------------+ | | +------------+ 1 row in set (0.00 sec)

List all available databases with:

mysql> show databases; +----------+ | Database | +----------+ | mysql | | nhds | | test | +----------+ 3 rows in set (0.00 sec)

Select a particular database:

mysql> use nhds; Database changed

List the available tables:

mysql> show tables; +----------------+ | Tables_in_nhds | +----------------+ | nhds96 | | nhds97 | | nhds98 | | nhds99 | +----------------+ 4 rows in set (0.00 sec)

List details of the structure of a table:

mysql> describe nhds99; +---------------+---------+------+-----+---------+-------+ | Field | Type | Null | Key | Default | Extra | +---------------+---------+------+-----+---------+-------+ | svy_year | int(11) | YES | | NULL | | | newborn | char(1) | YES | | NULL | | | age_unit | char(1) | YES | | NULL | | | age | int(11) | YES | | NULL | | | sex | char(1) | YES | | NULL | | | race | char(1) | YES | | NULL | | | m_status | char(1) | YES | | NULL | | | dis_month | int(11) | YES | | NULL | | | dis_status | char(1) | YES | | NULL | | | days_care | int(11) | YES | | NULL | | | los_flag | char(1) | YES | | NULL | | | geo_region | char(1) | YES | | NULL | | | no_beds | char(1) | YES | | NULL | | | hos_ownership | char(1) | YES | | NULL | | | ana_weight | int(11) | YES | | NULL | | | dc1 | char(5) | YES | | NULL | | | dc2 | char(5) | YES | | NULL | | | dc3 | char(5) | YES | | NULL | | | dc4 | char(5) | YES | | NULL | | | dc5 | char(5) | YES | | NULL | | | dc6 | char(5) | YES | | NULL | | | dc7 | char(5) | YES | | NULL | | | pc1 | char(4) | YES | | NULL | | | pc2 | char(4) | YES | | NULL | | | pc3 | char(4) | YES | | NULL | | | pc4 | char(4) | YES | | NULL | | | p_src_payment | char(2) | YES | | NULL | | | s_src_payment | char(2) | YES | | NULL | | | drg | char(3) | YES | | NULL | | +---------------+---------+------+-----+---------+-------+ 29 rows in set (0.00 sec)

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