Convert Meltwater to Lucene
Take a Meltwater query into a Lucene-backed archive so historical monitoring survives a tool switch.
Once the syntax is sorted
Three different situations, depending on how far along the move is.
Reference
Worked example
Meltwater query
title:merger AND (approved NEAR/5 blocked)
Lucene output
title:merger AND "approved blocked"~5
What carries over, and what does not
Carries over
- •Boolean AND / OR / NOT
- •Proximity (NEAR/n)
- •Wildcards
Degrades or drops
- •An OR chain over 500 branches is truncated to 500 (an engine-wide limit, not specific to Lucene)