"Students" table schema and data used in various examples on SQLINFO.net site

Students table schema (ddl)

CREATE TABLE IF NOT EXISTS students
     (
       student_id                    INT(11)       NOT NULL   , 
       password                      VARCHAR(15)       NULL   , 
       employee_id_fk                VARCHAR(15)       NULL   , 
       customer_id_fk                VARCHAR(15)       NULL   , 
       active_flg                    TINYINT(4)    NOT NULL   , 
       lastname                      VARCHAR(30)       NULL   , 
       firstname                     VARCHAR(20)       NULL   , 
       middlename                    VARCHAR(20)       NULL   , 
       prefix_name                   VARCHAR(6)        NULL   , 
       suffix_name                   VARCHAR(6)        NULL   , 
       gender_code                   VARCHAR(1)        NULL   , 
       birth_dttm                    DATETIME          NULL   , 
       birth_city_nm                 VARCHAR(20)       NULL   , 
       birth_state_code              VARCHAR(2)        NULL   , 
       birth_country_code            VARCHAR(2)        NULL   , 
       gpa                           INT(11)           NULL   , 
       is_on_staff                   TINYINT(4)    NOT NULL   , 
       soc_sec_num                   VARCHAR(9)        NULL   , 
       driver_license_num            VARCHAR(25)       NULL   , 
       driver_license_state_code     VARCHAR(2)        NULL   , 
       driver_license_country_ocde   VARCHAR(2)        NULL   , 
       other_id_num                  VARCHAR(25)       NULL   , 
       citizen_country_code          VARCHAR(2)        NULL   , 
       marital_status_code           VARCHAR(3)        NULL   , 
       race_code                     VARCHAR(5)        NULL   , 
       ethnic_group_code             VARCHAR(5)        NULL   , 
       veteran_military_status_code  VARCHAR(2)        NULL   , 
       fin_alert_code                VARCHAR(2)        NULL   , 
       inactive_date                 DATETIME          NULL   , 
       inactive_reason               VARCHAR(255)      NULL   , 
       employee_inactivating         INT(11)           NULL   , 
       PRIMARY KEY (student_id) 
     ) ENGINE = INNODB

GO

CREATE UNIQUE INDEX num USING BTREE
ON     students(password) 

GO

CREATE UNIQUE INDEX other_id USING BTREE
ON     students(other_id_num) 

GO

CREATE INDEX driver_license_num USING BTREE
ON     students(driver_license_num) 

GO

CREATE INDEX last_nm USING BTREE
ON     students(lastname) 

GO

CREATE INDEX soc_sec_num USING BTREE
ON     students(soc_sec_num) 

GO

CREATE INDEX student_id USING BTREE
ON     students(student_id) 

GO