When you insert record with same sequence of lowercase/uppercase string. About PostgreSQL Case Sensitivity. Sometimes you hear that PostgreSQL is case-insensitive, but it isn’t really. Case insensitive columns with PostgreSQL and Phoenix. The Loop: A community health indicator. jemfinch, Postgres does sort case sensitive by default, and I haven't found any relevant setting in /etc/postgresql.conf to change that. Not all DBs are case sensitive and you probably don't want to lowercase names that are overridden in the fluent API or attributes, your overriding the name for a reason. Re: Case sensitivity at 2002-06-20 15:13:32 from Andrew Sullivan Re: Case sensitivity at 2002-06-20 15:16:45 from Darren Ferguson Browse pgsql-general by date In this brief post we’ll look at how to set up case insensitive columns with PostgreSQL in the context of a Phoenix application. It will accept a string. Case insensitive searches like this are pretty much the first example given for why you might want to use an expression index. If you need case-insensitive behavior most of the time and case-sensitive infrequently, consider storing the data as citext and explicitly casting the column to text when you want case-sensitive comparison. Browse other questions tagged postgresql trigger plpgsql case-sensitive or ask your own question. jsonb case insensitive search. Published September 28, 2016 by Paul Lefebvre I’ve ran into PostgreSQL case sensitivity myself before and I’ve seen it come up on the forums, so I thought it might be a good thing to bring up here. Featured on Meta New Feature: Table Support. For the most part this is fine, but there are cases where we want a column to ignore casing. Unfortunately, full collation support is recent and somewhat incomplete, so you may need to carefully review your … PostgreSQL is a case sensitive. As of PostgreSQL 9.1, you can attach a COLLATE specification to citext columns or data values. The Overflow Blog Podcast 296: Adventures in Javascriptlandia. To enhance readability – even though the PostgreSQL SQL syntax is neither case-sensitive nor sensitive to spaces or line breaks, ensure writing in an orderly manner: write the keywords in capital letters, names of columns/tables in small letters, insert a line break after each command and indents when required. The expression in an expression index has to be immutable, but upper() is - it will always give the same output for a given input. Adding UNIQUE constraints to tables in Postgres is very easy! However, quoted identifiers are case sensitive. Hi The goal would be to be able to search case insensitive by any key:value combined with some other columns like outlined below, but initially would be... PostgreSQL › PostgreSQL - general Swag is coming back! 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