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Allow wildcard in title search
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Search if field exists in feature class
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Creating a case-insensitive and accent/diacritics insensitive search on a field
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How to find files that match a wildcard string in Java?
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Mongodb: return matched filters when using $or in find()
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Showing marker symbol even when no value in field using QGIS
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Search for first and lastname without order
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Add a duplicate:0|1 search operator
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How to select distinct field values using Solr?
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Using Lucene like a relational database
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How do I handle nonexistent or missing data?
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Reading Lookup Filter criteria from SObject field descriptions?
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Find missing indexes
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Return a "NULL" object if search result not found
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Why are search queries inconsistently converted into tags?
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How to use boolean AND and NOT operators in Gmail search