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预定义常量

下列常量由此扩展定义,且仅在此扩展编译入 PHP 或在运行时动态载入时可用。

MYSQLI_READ_DEFAULT_GROUP

Read options from the named group from my.cnf or the file specified with MYSQLI_READ_DEFAULT_FILE

MYSQLI_READ_DEFAULT_FILE

Read options from the named option file instead of from my.cnf

MYSQLI_OPT_CONNECT_TIMEOUT

Connect timeout in seconds

MYSQLI_OPT_LOCAL_INFILE

Enables command LOAD LOCAL INFILE

MYSQLI_INIT_COMMAND

Command to execute when connecting to MySQL server. Will automatically be re-executed when reconnecting.

MYSQLI_CLIENT_SSL

Use SSL (encrypted protocol). This option should not be set by application programs; it is set internally in the MySQL client library

MYSQLI_CLIENT_COMPRESS

Use compression protocol

MYSQLI_CLIENT_INTERACTIVE

Allow interactive_timeout seconds (instead of wait_timeout seconds) of inactivity before closing the connection. The client's session wait_timeout variable will be set to the value of the session interactive_timeout variable.

MYSQLI_CLIENT_IGNORE_SPACE

Allow spaces after function names. Makes all functions names reserved words.

MYSQLI_CLIENT_NO_SCHEMA

Don't allow the db_name.tbl_name.col_name syntax.

MYSQLI_CLIENT_MULTI_QUERIES

Allows multiple semicolon-delimited queries in a single mysqli_query() call.

MYSQLI_STORE_RESULT

For using buffered resultsets

MYSQLI_USE_RESULT

For using unbuffered resultsets

MYSQLI_ASSOC

Columns are returned into the array having the fieldname as the array index.

MYSQLI_NUM

Columns are returned into the array having an enumerated index.

MYSQLI_BOTH

Columns are returned into the array having both a numerical index and the fieldname as the associative index.

MYSQLI_NOT_NULL_FLAG

Indicates that a field is defined as NOT NULL

MYSQLI_PRI_KEY_FLAG

Field is part of a primary index

MYSQLI_UNIQUE_KEY_FLAG

Field is part of a unique index.

MYSQLI_MULTIPLE_KEY_FLAG

Field is part of an index.

MYSQLI_BLOB_FLAG

Field is defined as BLOB

MYSQLI_UNSIGNED_FLAG

Field is defined as UNSIGNED

MYSQLI_ZEROFILL_FLAG

Field is defined as ZEROFILL

MYSQLI_AUTO_INCREMENT_FLAG

Field is defined as AUTO_INCREMENT

MYSQLI_TIMESTAMP_FLAG

Field is defined as TIMESTAMP

MYSQLI_SET_FLAG

Field is defined as SET

MYSQLI_NUM_FLAG

Field is defined as NUMERIC

MYSQLI_PART_KEY_FLAG

Field is part of an multi-index

MYSQLI_GROUP_FLAG

Field is part of GROUP BY

MYSQLI_TYPE_DECIMAL

Field is defined as DECIMAL

MYSQLI_TYPE_NEWDECIMAL

Precision math DECIMAL or NUMERIC field (MySQL 5.0.3 and up)

MYSQLI_TYPE_BIT

Field is defined as BIT (MySQL 5.0.3 and up)

MYSQLI_TYPE_TINY

Field is defined as TINYINT

MYSQLI_TYPE_SHORT

Field is defined as SMALLINT

MYSQLI_TYPE_LONG

Field is defined as INT

MYSQLI_TYPE_FLOAT

Field is defined as FLOAT

MYSQLI_TYPE_DOUBLE

Field is defined as DOUBLE

MYSQLI_TYPE_NULL

Field is defined as DEFAULT NULL

MYSQLI_TYPE_TIMESTAMP

Field is defined as TIMESTAMP

MYSQLI_TYPE_LONGLONG

Field is defined as BIGINT

MYSQLI_TYPE_INT24

Field is defined as MEDIUMINT

MYSQLI_TYPE_DATE

Field is defined as DATE

MYSQLI_TYPE_TIME

Field is defined as TIME

MYSQLI_TYPE_DATETIME

Field is defined as DATETIME

MYSQLI_TYPE_YEAR

Field is defined as YEAR

MYSQLI_TYPE_NEWDATE

Field is defined as DATE

MYSQLI_TYPE_INTERVAL

Field is defined as INTERVAL

MYSQLI_TYPE_ENUM

Field is defined as ENUM

MYSQLI_TYPE_SET

Field is defined as SET

MYSQLI_TYPE_TINY_BLOB

Field is defined as TINYBLOB

MYSQLI_TYPE_MEDIUM_BLOB

Field is defined as MEDIUMBLOB

MYSQLI_TYPE_LONG_BLOB

Field is defined as LONGBLOB

MYSQLI_TYPE_BLOB

Field is defined as BLOB

MYSQLI_TYPE_VAR_STRING

Field is defined as VARCHAR

MYSQLI_TYPE_STRING

Field is defined as STRING

MYSQLI_TYPE_CHAR

Field is defined as CHAR

MYSQLI_TYPE_GEOMETRY

Field is defined as GEOMETRY

MYSQLI_NEED_DATA

More data available for bind variable

MYSQLI_NO_DATA

No more data available for bind variable

MYSQLI_DATA_TRUNCATED

Data truncation occurred. Available since PHP 5.1.0 and MySQL 5.0.5.

MYSQLI_ENUM_FLAG

Field is defined as ENUM. Available since PHP 5.3.0.

MYSQLI_CURSOR_TYPE_FOR_UPDATE

MYSQLI_CURSOR_TYPE_NO_CURSOR

MYSQLI_CURSOR_TYPE_READ_ONLY

MYSQLI_CURSOR_TYPE_SCROLLABLE

MYSQLI_STMT_ATTR_CURSOR_TYPE

MYSQLI_STMT_ATTR_PREFETCH_ROWS

MYSQLI_STMT_ATTR_UPDATE_MAX_LENGTH

MYSQLI_SET_CHARSET_NAME


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PHP手册 - N: 预定义常量

用户评论:

Anonymous (09-May-2008 08:44)

MYSQLI_TYPE_SHORT is used for SMALLINT, not INT