query: While entering data to mysql getting connection null error
positive_passages.docid: 49
positive_passages.text: What is a NullPointerException, and how do I fix it?
negative_passages.docid: 71927
negative_passages.text: DB2 ERRORCODE=-4229, SQLSTATE=null
negative_passages.docid: 135117
negative_passages.text: Why do I get the MySQL Error "Query was empty"?
negative_passages.docid: 99952
negative_passages.text: loading a csv file which is on local system in to Mysql DB which is on remote server
negative_passages.docid: 125946
negative_passages.text: ' Exception in Application start method, java.lang.reflect.InvocationTargetException ' while reading and displaying from database
negative_passages.docid: 93041
negative_passages.text: using nulls in a mysqli prepared statement
negative_passages.docid: 131027
negative_passages.text: PHP/MYSQL login error?
negative_passages.docid: 24024
negative_passages.text: PHP and MySQL error: Object of class mysqli_result could not be converted to string
negative_passages.docid: 104897
negative_passages.text: MySQL: "error in your SQL syntax ... near key ..."?
negative_passages.docid: 138974
negative_passages.text: Lost connection to MySQL server at 'reading initial communication packet', system error: 0
negative_passages.docid: 138362
negative_passages.text: MySQL query returning null
negative_passages.docid: 113000
negative_passages.text: Empty database in MySQL and PHP?
negative_passages.docid: 136239
negative_passages.text: MySQL connect on PHP
negative_passages.docid: 149657
negative_passages.text: Alternative to mysql_real_escape_string without connecting to DB
negative_passages.docid: 55881
negative_passages.text: Warning: mysql_fetch_* expects parameter 1 to be resource, boolean given error
negative_passages.docid: 103306
negative_passages.text: ERROR: Warning: mysql_num_rows() expects parameter 1 to be resource, boolean given in C:\xampp\htdocs\...\....php on line 19
negative_passages.docid: 19330
negative_passages.text: Unresolved symbol: sql::mysql::get_driver_instance(void)