dbplus_rcrtexact
(4.1.0 - 4.2.3 only, PECL)
dbplus_rcrtexact -- Creates an exact but empty copy of a relation including indicesDescription
mixed dbplus_rcrtexact ( string name, resource relation [, bool overwrite] )| 警告 |
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dbplus_rcrtexact() will create an exact but empty copy of the given relation under a new name. An existing relation by the same name will only be overwritten if overwrite is TRUE and no other process is currently using the relation.
Returns resource on success or DBPLUS_ERR_UNKNOWN on failure.