6781096835

6781096835



XML Indices

PRIMARY XML lndex - Use when lots of Xquery

FOR VALUE - Useful for queries where values are morę selective than paths such as//*[.="Seattle"]

FOR PATH - Useful for Path expressions: avoids joins by mapping paths to hierarchical index (HID) numbers. Example: /person/address/zip FOR PROPERTY - Useful when optimizer chooses other index (for example, on relational column, or FT lndex) in addition so row is already known



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