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Function & Description PHP
mysqli_affected_rows
It returns the number of affected rows in the previous SELECT, INSERT,
UPDATE, REPLACE, or DELETE query.
4
mysqli_autocommit
It is used to turn off or turn of auto-committing database modifications.
4.3.0
mysqli_begin_transaction
It is used to start a MySQL transaction.
4.3.0
mysqli_change_user
It is used to change the user of the current/given database connection.
4.3.0
mysqli_close
It is used to close MySQLi connection
4
mysqli_commit
It is used to save the database modifications.
5
mysqli_connect
It opens a connection to a MySQLi Server
4
mysqli_connect_error
It returns the description of the error from the last connection
5
mysqli_debug
It is used to performs debugging operations
5
mysqli_dump_debug_info
It is used dumps debugging info into the log
5
mysqli_error
It returns the last error description for the most recent statement
4
mysqli_error_list
It returns a list of errors from the last statement
4
mysqli_field_count
It returns the number of columns/field for the most recent query.
5
mysqli_get_charset
It returns a character set object.
4
mysqli_get_client_info
It returns the MySQL client library version.
5
mysqli_get client_stats
It returns statistics about client per-process.
5
mysqli_get_client_version
It returns the MySQLi client library version.
5.1.0
mysqli_get_connection_stats
It returns statistics about the client connection.
5
mysqli_get_host_info
It returns the MySQLi server hostname and the connection type.
5
mysqli_get_server_info
It returns the MySQLi server information.
5
mysqli_get_server_version
It returns the MySQLi server version.
5
mysqli_get_warnings
It returns the errors generated by the last executed query.
5
mysqli_info
It returns information about the most recently executed query.
5
mysqli_init
It returns an object to use with the mysqli_real_connect() function.
5
mysqli_insert_id
It returns an id of last query.
5
mysqli_kill
This function asks to the server to kill MySQLi thread specified by the
process-id parameter.
5
mysqli_more_results
This function checks if there are more results from a multi query.
5
mysqli_multi_query
It used to separate the queries with a semicolon against the database.
5
mysqli_next_result
It prepares the next result set from mysqli_multi_query().
5
mysqli_options
It is used to sets connect options and change connection settings.
5
mysqli_ping
It is used to pings a server connection and reconnect to server if
connection is lost.
5
mysqli_prepare
It performs a MySQL prepared query (with parameter markers) against
the database.
5
mysqli_query
It performs a query against the database.
5
mysqli_real_connect
This function opens a new connection to the MySQLi
5
mysqli_real_escape_string
This function escapes special characters in a string for an SQL statement.
5
mysqli_real_query
This function executes an SQL query.
5
mysqli_refresh
This function refreshes tables or caches, or resets the replication server
information.
5
mysqli_rollback
This function rolls back the current transaction for the specified database
connection.
5
mysqli_select_db
This function changes the default database.
5
mysqli_set_charset
It function sets the default character set.
5
mysqli_sqlstate
This function returns the SQLSTATE error code for the last error.
5
mysqli_ssl_set
This function creates an SSL connection.
5
mysqli_stat
This function returns the current system status.
5
mysqli_stmt_init
This function initializes a statement and returns an object suitable for
mysqli_stmt_prepare().
5
mysqli_thread _id
This function returns the current connection thread ID.
5
mysqli_thread_safe
This function verifies whether the client library is compiled as thread-safe.
5
mysqli_use_result
It starts the retrieval of the resultset from the previously executed query.
5
mysqli_warning_count
It returns the number of errors generated by the last executed query.
5
mysqli_data_seek
It is used to move internal result pointer.
4
mysqli_fetch all 4
It is used to fetchs all result rows and returns the result set as an
associative array
mysqli_fetch array
It is used to fetchs a result row as an associative array
5
mysqli_fetch_assoc
It is used to fetches a result row as an associative array.
5.3
mysqli_fetch_field
It is used to returns the next column in the result set as an object.
4
mysqli_fetch_field_direct
It returns the definition information of the specified (as an integer
argument) column/field in the form of an object.
4
mysqli_fetch_fields
It is used to returns an array of objects.
4
mysqli_fetch_lengths
It is used to returns the length of the fields in the result.
4
mysqli_fetch_object
It returns an object.
5
mysqli_fetch_row
It returns the contents of the current row of a result as an array of strings.
5
mysqli_field_seek
This function sets the column cursor to the given column offset.
5
mysqli_field_tell
It returns returns the position of the field cursor.
5
mysqli_free_result
It frees the memory associated with the result.
5
mysqli_num_fields
It returns the number of fields in a result set.
5
mysqli_num_rows
It returns the number of rows in a result set.
5
mysqli_stmt_sqlstate
It returns the SQLSTATE error from the last statement.
5
mysqli_stmt_affected_rows
It returns the number of rows affected (changed, deleted, inserted) by the
recently executed statement.
5
mysqli_stmt_attr_get
It returns the current value of the given attribute of a statement.
5
mysqli_stmt_attr_set
Using this function can set various attributes to the statement which
changes its behaviour.
5
mysqli_stmt_bind_param
It bind variables to the parameter markers of a prepared statement.
5
mysqli_stmt_bind_result
It binds the columns of a result object to variables.
5
mysqli_stmt_close
It closes a statement object.
5
mysqli_stmt_data_seek
It is used to seek through the rows of a result object.
5
mysqli_stmt_errno
It returns the code of the error occurred during the execution of the last
statement.
5
mysqli_stmt_error
It returns the description of the error occurred during the execution of the
last statement.
5
mysqli_stmt_execute
It executes a statement.
5
mysqli_stmt_fetch
It fetches the columns of the result into the specified variables.
5
mysqli_stmt_field_count
It returns the number of fields in the result of the given statement.
5
mysqli_stmt_free_result
It is used to free the memory in which the result of the a statement is
stored.
5
mysqli_stmt_get_result
It returns the result of a statement.
5
mysqli_stmt_num_rows
It returns the number of rows in the result of a statement.
5
mysqli_stmt_param_count
It returns the number of parameter markers in a prepared statement.
5
mysqli_stmt_prepare
It prepares an SQL statement for execution, you can use parameter
markers ("?") in this query instead of values.
5
mysqli_stmt_reset
It is used to resets the errors, unbuffered result sets and data sent,
though a statement.
5
mysqli_stmt_result_metadata
It returns a metadata object which holds information about the result of a
statement.
5
mysqli_stmt_send_long_data
If one of the columns of table is of TEXT of BLOB type,this function is
used to send data to that column in chunks.
5
mysqli_stmt_store_result
It is used to store the result of a statement object locally.
5

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Db function

  • 1. Function & Description PHP mysqli_affected_rows It returns the number of affected rows in the previous SELECT, INSERT, UPDATE, REPLACE, or DELETE query. 4 mysqli_autocommit It is used to turn off or turn of auto-committing database modifications. 4.3.0 mysqli_begin_transaction It is used to start a MySQL transaction. 4.3.0 mysqli_change_user It is used to change the user of the current/given database connection. 4.3.0 mysqli_close It is used to close MySQLi connection 4 mysqli_commit It is used to save the database modifications. 5 mysqli_connect It opens a connection to a MySQLi Server 4 mysqli_connect_error It returns the description of the error from the last connection 5 mysqli_debug It is used to performs debugging operations 5 mysqli_dump_debug_info It is used dumps debugging info into the log 5 mysqli_error It returns the last error description for the most recent statement 4 mysqli_error_list It returns a list of errors from the last statement 4
  • 2. mysqli_field_count It returns the number of columns/field for the most recent query. 5 mysqli_get_charset It returns a character set object. 4 mysqli_get_client_info It returns the MySQL client library version. 5 mysqli_get client_stats It returns statistics about client per-process. 5 mysqli_get_client_version It returns the MySQLi client library version. 5.1.0 mysqli_get_connection_stats It returns statistics about the client connection. 5 mysqli_get_host_info It returns the MySQLi server hostname and the connection type. 5 mysqli_get_server_info It returns the MySQLi server information. 5 mysqli_get_server_version It returns the MySQLi server version. 5 mysqli_get_warnings It returns the errors generated by the last executed query. 5 mysqli_info It returns information about the most recently executed query. 5 mysqli_init It returns an object to use with the mysqli_real_connect() function. 5 mysqli_insert_id It returns an id of last query. 5
  • 3. mysqli_kill This function asks to the server to kill MySQLi thread specified by the process-id parameter. 5 mysqli_more_results This function checks if there are more results from a multi query. 5 mysqli_multi_query It used to separate the queries with a semicolon against the database. 5 mysqli_next_result It prepares the next result set from mysqli_multi_query(). 5 mysqli_options It is used to sets connect options and change connection settings. 5 mysqli_ping It is used to pings a server connection and reconnect to server if connection is lost. 5 mysqli_prepare It performs a MySQL prepared query (with parameter markers) against the database. 5 mysqli_query It performs a query against the database. 5 mysqli_real_connect This function opens a new connection to the MySQLi 5 mysqli_real_escape_string This function escapes special characters in a string for an SQL statement. 5 mysqli_real_query This function executes an SQL query. 5 mysqli_refresh This function refreshes tables or caches, or resets the replication server information. 5
  • 4. mysqli_rollback This function rolls back the current transaction for the specified database connection. 5 mysqli_select_db This function changes the default database. 5 mysqli_set_charset It function sets the default character set. 5 mysqli_sqlstate This function returns the SQLSTATE error code for the last error. 5 mysqli_ssl_set This function creates an SSL connection. 5 mysqli_stat This function returns the current system status. 5 mysqli_stmt_init This function initializes a statement and returns an object suitable for mysqli_stmt_prepare(). 5 mysqli_thread _id This function returns the current connection thread ID. 5 mysqli_thread_safe This function verifies whether the client library is compiled as thread-safe. 5 mysqli_use_result It starts the retrieval of the resultset from the previously executed query. 5 mysqli_warning_count It returns the number of errors generated by the last executed query. 5 mysqli_data_seek It is used to move internal result pointer. 4 mysqli_fetch all 4
  • 5. It is used to fetchs all result rows and returns the result set as an associative array mysqli_fetch array It is used to fetchs a result row as an associative array 5 mysqli_fetch_assoc It is used to fetches a result row as an associative array. 5.3 mysqli_fetch_field It is used to returns the next column in the result set as an object. 4 mysqli_fetch_field_direct It returns the definition information of the specified (as an integer argument) column/field in the form of an object. 4 mysqli_fetch_fields It is used to returns an array of objects. 4 mysqli_fetch_lengths It is used to returns the length of the fields in the result. 4 mysqli_fetch_object It returns an object. 5 mysqli_fetch_row It returns the contents of the current row of a result as an array of strings. 5 mysqli_field_seek This function sets the column cursor to the given column offset. 5 mysqli_field_tell It returns returns the position of the field cursor. 5 mysqli_free_result It frees the memory associated with the result. 5 mysqli_num_fields It returns the number of fields in a result set. 5
  • 6. mysqli_num_rows It returns the number of rows in a result set. 5 mysqli_stmt_sqlstate It returns the SQLSTATE error from the last statement. 5 mysqli_stmt_affected_rows It returns the number of rows affected (changed, deleted, inserted) by the recently executed statement. 5 mysqli_stmt_attr_get It returns the current value of the given attribute of a statement. 5 mysqli_stmt_attr_set Using this function can set various attributes to the statement which changes its behaviour. 5 mysqli_stmt_bind_param It bind variables to the parameter markers of a prepared statement. 5 mysqli_stmt_bind_result It binds the columns of a result object to variables. 5 mysqli_stmt_close It closes a statement object. 5 mysqli_stmt_data_seek It is used to seek through the rows of a result object. 5 mysqli_stmt_errno It returns the code of the error occurred during the execution of the last statement. 5 mysqli_stmt_error It returns the description of the error occurred during the execution of the last statement. 5 mysqli_stmt_execute It executes a statement. 5
  • 7. mysqli_stmt_fetch It fetches the columns of the result into the specified variables. 5 mysqli_stmt_field_count It returns the number of fields in the result of the given statement. 5 mysqli_stmt_free_result It is used to free the memory in which the result of the a statement is stored. 5 mysqli_stmt_get_result It returns the result of a statement. 5 mysqli_stmt_num_rows It returns the number of rows in the result of a statement. 5 mysqli_stmt_param_count It returns the number of parameter markers in a prepared statement. 5 mysqli_stmt_prepare It prepares an SQL statement for execution, you can use parameter markers ("?") in this query instead of values. 5 mysqli_stmt_reset It is used to resets the errors, unbuffered result sets and data sent, though a statement. 5 mysqli_stmt_result_metadata It returns a metadata object which holds information about the result of a statement. 5 mysqli_stmt_send_long_data If one of the columns of table is of TEXT of BLOB type,this function is used to send data to that column in chunks. 5 mysqli_stmt_store_result It is used to store the result of a statement object locally. 5