PHP processes Oracle clob

Source: Internet
Author: User

1.Write Data

 

In usePDOIf you useBindparam ()Without specifying the Data Type of the field or usingExecute (),PDOThe default value isStringType, and a default length is limited.

ThereforeClobType fields must be usedBindparam ()OrBindvalue ()And specify the string length, such$ PdO-> bindparam (': clobdata', $ clobdata, PDO: param_str, strlen ($ clobdata ));

 

 

2.Read data

 

PDOExtractedClobWhen this field is not empty, it is a resource identifier. If it is empty, it is a Null String. The data is obtained as follows:

$ Arr = $ PdO-> fetch ();

Is_resource ($ arr ['clob']) & $ arr ['clob'] = stream_get_contents ($ arr ['clob']);

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