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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head> <title>MaxDB Functions</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head> <body><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="book.maxdb.html">MaxDB</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.maxdb-affected-rows.html">maxdb_affected_rows</a></div> <div class="up"><a href="book.maxdb.html">MaxDB</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div> <h1 class="title">MaxDB Functions</h1> <div class="partintro"> <div id="maxdb.classes" class="section"> <h2 class="title">Predefined Classes</h2> <div id="maxdb.class.maxdb" class="section"> <h2 class="title"><b class="classname">maxdb</b></h2> <p class="para"> Represents a connection between PHP and a MaxDB database. </p> <div id="maxdb.class.maxdb.constructor" class="section"> <h2 class="title">Constructor</h2> <ul class="itemizedlist"> <li class="listitem"> <p class="para"><a href="function.maxdb-connect.html" class="link">maxdb</a> - construct a new maxdb object</p> </li> </ul> </div> <div id="maxdb.class.maxdb.methods" class="section"> <h2 class="title">Methods</h2> <ul class="itemizedlist"> <li class="listitem"> <p class="para"><a href="function.maxdb-autocommit.html" class="link">autocommit</a> - turns on or off auto-commiting database modifications</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-change-user.html" class="link">change_user</a> - changes the user of the specified database connection</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-character-set-name.html" class="link">character_set_name</a> - returns the default character set for the database connection</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-close.html" class="link">close</a> - closes a previously opened connection</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-commit.html" class="link">commit</a> - commits the current transaction</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-connect.html" class="link">connect</a> - opens a new connection to MaxDB database server</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-debug.html" class="link">debug</a> - performs debugging operations</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-dump-debug-info.html" class="link">dump_debug_info</a> - dumps debug information</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-get-client-info.html" class="link">get_client_info</a> - returns client version</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-get-host-info.html" class="link">get_host_info</a> - returns type of connection used</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-get-server-info.html" class="link">get_server_info</a> - returns version of the MaxDB server</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-get-server-version.html" class="link">get_server_version</a> - returns version of the MaxDB server</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-init.html" class="link">init</a> - initializes maxdb object</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-info.html" class="link">info</a> - retrieves information about the most recently executed query</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-kill.html" class="link">kill</a> - asks the server to kill a MaxDB thread</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-multi-query.html" class="link">multi_query</a> - performs multiple queries</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-more-results.html" class="link">more_results</a> - check if more results exist from currently executed multi-query</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-next-result.html" class="link">next_result</a> - reads next result from currently executed multi-query</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-options.html" class="link">options</a> - set options</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-ping.html" class="link">ping</a> - pings a server connection or reconnects if there is no connection</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-prepare.html" class="link">prepare</a> - prepares a SQL query</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-query.html" class="link">query</a> - performs a query</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-real-connect.html" class="link">real_connect</a> - attempts to open a connection to MaxDB database server</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-real-escape-string.html" class="link">escape_string</a> - escapes special characters in a string for use in a SQL statement, taking into account the current charset of the connection</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-rollback.html" class="link">rollback</a> - rolls back the current transaction</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-select-db.html" class="link">select_db</a> - selects the default database</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-ssl-set.html" class="link">ssl_set</a> - sets ssl parameters</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-stat.html" class="link">stat</a> - gets the current system status</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-stmt-init.html" class="link">stmt_init</a>- initializes a statement for use with <a href="function.maxdb-stmt-prepare.html" class="link">maxdb_stmt_prepare</a></p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-store-result.html" class="link">store_result</a> - transfers a resultset from last query</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-use-result.html" class="link">use_result</a> - transfers an unbuffered resultset from last query</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-thread-safe.html" class="link">thread-safe</a> - returns whether thread safety is given or not</p> </li> </ul> </div> <div id="maxdb.class.maxdb.properties" class="section"> <h2 class="title">Properties</h2> <ul class="itemizedlist"> <li class="listitem"> <p class="para"><a href="function.maxdb-affected-rows.html" class="link">affected_rows</a> - gets the number of affected rows in a previous MaxDB operation</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-get-client-info.html" class="link">client_info</a> - returns the MaxDB client version as a string</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-get-client-version.html" class="link">client_version</a> - returns the MaxDB client version as an integer</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-errno.html" class="link">errno</a> - returns the error code for the most recent function call</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-error.html" class="link">error</a> - returns the error string for the most recent function call</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-field-count.html" class="link">field_count</a> - returns the number of columns for the most recent query</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-get-host-info.html" class="link">host_info</a> - returns a string representing the type of connection used</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-info.html" class="link">info</a> - retrieves information about the most recently executed query</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-insert-id.html" class="link">insert_id</a> - returns the auto generated id used in the last query</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-get-proto-info.html" class="link">protocol_version</a> - returns the version of the MaxDB protocol used</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-sqlstate.html" class="link">sqlstate</a> - returns a string containing the SQLSTATE error code for the last error</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-thread-id.html" class="link">thread_id</a> - returns the thread ID for the current connection</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-warning-count.html" class="link">warning_count</a> - returns the number of warnings generated during execution of the previous SQL statement</p> </li> </ul> </div> </div> <div id="maxdb.classes.stmt" class="section"> <h2 class="title"><b class="classname">maxdb_stmt</b></h2> <p class="para"> Represents a prepared statement. </p> <div id="maxdb.class.stmt.methods" class="section"> <h2 class="title">Methods</h2> <ul class="itemizedlist"> <li class="listitem"> <p class="para"><a href="function.maxdb-bind-param.html" class="link">bind_param</a> - binds variables to a prepared statement</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-bind-result.html" class="link">bind_result</a> - binds variables to a prepared statement for result storage</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-stmt-close.html" class="link">close</a> - closes a prepared statement</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-stmt-data-seek.html" class="link">data-seek</a> - seeks to an arbitrary row in a statement result set</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-execute.html" class="link">execute</a> - executes a prepared statement</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-fetch.html" class="link">fetch</a> - fetches result from a prepared statement into bound variables</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-stmt-free-result.html" class="link">free_result</a> - frees stored result memory for the given statement handle</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-stmt-result-metadata.html" class="link">result_metadata</a> - retrieves a resultset from a prepared statement for metadata information</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-stmt-prepare.html" class="link">prepare</a> - prepares a SQL query</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-send-long-data.html" class="link">send_long_data</a> - sends data in chunks</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-stmt-close-long-data.html" class="link">close_long_data</a> - end sending long data</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-stmt-reset.html" class="link">reset</a> - resets a prepared statement</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-stmt-store-result.html" class="link">store_result</a> - buffers complete resultset from a prepared statement</p> </li> </ul> </div> <div id="maxdb.class.stmt.properties" class="section"> <h2 class="title">Properties</h2> <ul class="itemizedlist"> <li class="listitem"> <p class="para"><a href="function.maxdb-stmt-affected-rows.html" class="link">affected_rows</a> - returns affected rows from last statement execution</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-stmt-errno.html" class="link">errno</a> - returns errorcode for last statement function</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-stmt-error.html" class="link">errno</a> - returns errormessage for last statement function</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-stmt-param-count.html" class="link">param_count</a> - returns number of parameter for a given prepare statement</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-stmt-sqlstate.html" class="link">sqlstate</a> - returns a string containing the SQLSTATE error code for the last statement function</p> </li> </ul> </div> </div> <div id="maxdb.classes.result" class="section"> <h2 class="title"><b class="classname">maxdb_result</b></h2> <p class="para"> Represents the result set obtained from a query against the database. </p> <div id="maxdb.class.result.methods" class="section"> <h2 class="title">Methods</h2> <ul class="itemizedlist"> <li class="listitem"> <p class="para"><a href="function.maxdb-free-result.html" class="link">close</a> - closes resultset</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-data-seek.html" class="link">data_seek</a> - moves internal result pointer</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-fetch-field.html" class="link">fetch_field</a> - gets column information from a resultset</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-fetch-fields.html" class="link">fetch_fields</a> - gets information for all columns from a resulset</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-fetch-field-direct.html" class="link">fetch_field_direct</a> - gets column information for specified column</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-fetch-array.html" class="link">fetch_array</a> - fetches a result row as an associative array, a numeric array, or both.</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-fetch-assoc.html" class="link">fetch_assoc</a> - fetches a result row as an associative array</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-fetch-object.html" class="link">fetch_object</a> - fetches a result row as an object</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-fetch-row.html" class="link">fetch_row</a> - gets a result row as an enumerated array</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-free-result.html" class="link">close</a> - frees result memory</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-field-seek.html" class="link">field_seek</a> - set result pointer to a specified field offset</p> </li> </ul> </div> <div id="maxdb.class.result.properties" class="section"> <h2 class="title">Properties</h2> <ul class="itemizedlist"> <li class="listitem"> <p class="para"><a href="function.maxdb-field-tell.html" class="link">current_field</a> - returns offset of current fieldpointer</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-field-count.html" class="link">field_count</a> - returns number of fields in resultset</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-fetch-lengths.html" class="link">lengths</a> - returns an array of columnlengths</p> </li> <li class="listitem"> <p class="para"><a href="function.maxdb-num-rows.html" class="link">num_rows</a> - returns number of rows in resultset</p> </li> </ul> </div> </div> </div> </div> ⌨️ 快捷键说明
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