Index N

[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Y] [Z]

NAME attribute
    Perl DBI API 
    Perl DBI result set metadata  2nd 
NAME_cl attribute
    Perl DBI API 
NAME_hash attribute
    Perl DBI API 
NAME_lc_hash attribute
    Perl DBI API 
NAME_uc attribute
    Perl DBI API 
NAME_uc_hash attribute
    Perl DBI API 
named pipes
    support on NT-based systems 
named_pipe variable 
naming conventions
    case sensitivity 
    columns 
    data directory files  2nd  3rd  4th 
    sample database 
    SQL statements 
        case sensitivity  2nd 
        database elements  2nd  3rd 
NATURAL LEFT JOIN keyword 
    retrieving rows from tables 
neat()
    Perl DBI utility function  2nd 
neat_list()
    Perl DBI utility function  2nd 
needs assessment
    selecting ISPs  2nd 
nested SELECT statements.  [See subselects]
nesting SELECT statements.  [See subselects]
net_buffer_length variable  2nd  3rd 
net_read_timeout variable 
net_retry_count variable 
net_write_timeout variable 
network connections
    ***same as connections*** 
    listening for  2nd 
    securing.  [See also external security]
    SSL  2nd  3rd  4th 
non-binary strings  2nd 
non-persistent connections
    versus persistent connections 
non-reuse of sequence numbers
    forcing 
non-scalar data types
    C API  2nd  3rd  4th  5th  6th  7th  8th 
NONE keyword
    granting privileges 
NONE option
    granting privileges 
nopager command 
NOT BETWEEN comparison operator  2nd 
NOT EXISTS keyword
    subselects  2nd  3rd 
NOT IN keyword
    subselects  2nd 
NOT LIKE comparison operator 
NOT LIKE pattern-matching operator  2nd  3rd 
NOT logical operator (!) 
NOT NULL keyword
    creating tables 
NOT NULL values
    versus NULL values
        performance issues 
NOT REGEXP pattern-matching operator  2nd  3rd  4th 
NOT RLIKE pattern-matching operator 
NOT_NULL values
    date and time column types 
    string column types 
notee command 
NOW() function 
NT-based systems.  [See Windows]
NUL byte
    versus NULL value 
NULL keyword
    creating tables 
NULL value
    retrieving records  2nd  3rd 
    versus NUL byte 
NULL values 
    as function returns 
    date and time column types 
    importance of checking  2nd 
    in expressions  2nd 
    numeric column types 
    string column types 
    testing for
        Perl DBI API  2nd 
        PHP API  2nd 
    versus NOT NULL values
        performance issues 
NULL-safe comparison operator (<=**) 
NULLABLE attribute
    Perl DBI API 
NULLIF() function 
NUM_OF_FIELDS attribute
    Perl DBI API 
    Perl DBI result set metadata  2nd 
NUM_OF_PARAMS attribute
    Perl DBI API 
numbered log files  2nd 
    expiration  2nd 
numeric data types  2nd 
numeric functions  2nd  3rd  4th  5th  6th  7th  8th 
numeric types  2nd  3rd  4th  5th  6th  7th 
    attributes  2nd  3rd 
    BIGINT  2nd 
    combining with string types  2nd 
    DECIMAL  2nd  3rd  4th  5th  6th  7th 
    DOUBLE  2nd  3rd 
    FLOAT  2nd  3rd 
    floating-point numbers  2nd  3rd  4th  5th  6th 
    for money  2nd 
    INT  2nd 
    integers  2nd  3rd  4th 
    integers versus floating-point numbers  2nd 
    MEDIUMINT  2nd 
    ranges for 
    selecting  2nd  3rd 
    SMALLINT  2nd 
    storage requirements 
    TINYINT  2nd 
    versus string types  2nd 
        performance issues  2nd