mysqli query returns null

try to encapsulate data which you are passing to sencond query, also, to ch...

try to encapsulate data which you are passing to sencond query, also, to check if query would return result you can just make an if condition to.

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Once you get the SELECT query working you are also going to have to look at...

Once you get the SELECT query working you are also going to have to look at the code that processes the results. If ticket_id identifies a unique.

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Returns FALSE on failure. For successful SELECT, SHOW, DESCRIBE or EXPLAIN ...

Returns FALSE on failure. For successful SELECT, SHOW, DESCRIBE or EXPLAIN queries mysqli_query() will return a MySQLi_Result object.

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It would return false if the execution had failed and any error had been ra...

It would return false if the execution had failed and any error had been raised. Returning true means query was successfully executed.

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You should probably have wildcards in your like statement: $query = "S...

You should probably have wildcards in your like statement: $query = "SELECT `city` FROM `city_table` WHERE (CONVERT(`code` USING utf8).

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$query = "INSERT INTO appointmentinformation (ClientID, Length, Then y...

$query = "INSERT INTO appointmentinformation (ClientID, Length, Then you coded mysqli_error($result) which equals mysqli_error(null).

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$query) { return mysqli_num_rows($query); } else { return number.";&qu...

$query) { return mysqli_num_rows($query); } else { return number.";"; $result = mysqli_query($dbc, $query) or trigger_error("Query: $query\ n.

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It lets you see how many rows are in a result set generated by the previous...

It lets you see how many rows are in a result set generated by the previous query. You can use the row count to determine whether to display.

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(PHP 5, PHP 7). mysqli::query -- mysqli_query — Performs a query on the dat...

(PHP 5, PHP 7). mysqli::query -- mysqli_query — Performs a query on the database libmysqlclient on all platforms returns an error code This error.

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Returns an array of strings that corresponds to the fetched row or NULL if ...

Returns an array of strings that corresponds to the fetched row or NULL if there are no more printf("Connect failed: %s\n", $mysqli->connect_error); current row of a result set as an object; mysqli_query() - Performs a query on the database.

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Returns an associative array that corresponds to the fetched row or NULL if...

Returns an associative array that corresponds to the fetched row or NULL if there are no printf("Connect failed: %s\n", $mysqli->connect_error); exit(); } $query = "SELECT Name, CountryCode FROM City ORDER by ID DESC LIMIT 50,5";.

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mysqli_fetch_row() returns an array of strings that corresponds to the fetc...

mysqli_fetch_row() returns an array of strings that corresponds to the fetched row or NULL if Note: This function sets NULL fields to the PHP NULL value. row of a result set as an object; mysqli_query() - Performs a query on the database It's worth noting that the MySQLi functions (and, I presume, the MySQL functions).

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I get a: Warning: mysqli_query() expects parameter 1 to be mysqli, null giv...

I get a: Warning: mysqli_query() expects parameter 1 to be mysqli, null given in **** line 35 36 37 which is the mysqli_query belo Best practice is to minimize queries whenever possible, you'll appreciate being in the habit.

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I've run the same query directly through mysqli using the following .....

I've run the same query directly through mysqli using the following .. num_rows / rows_affected are both 0, and fetch_object() returns null.

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Using PHP/MySQLi with error checking mysqli->query returns FALSE on erro...

Using PHP/MySQLi with error checking mysqli->query returns FALSE on error, and a result object or TRUE on success; // the result was successful; // get the result (if any); // result->fetch_object returns NULL if there is no.

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