Thread: [pgjdbc/pgjdbc] 177f63: perf: improve performance of replacing JDBC{...} ...
[pgjdbc/pgjdbc] 177f63: perf: improve performance of replacing JDBC{...} ...
From
Vladimir Sitnikov
Date:
Branch: refs/heads/master Home: https://github.com/pgjdbc/pgjdbc Commit: 177f63be788a80529bfa7c2234cfabb039cc29b4 https://github.com/pgjdbc/pgjdbc/commit/177f63be788a80529bfa7c2234cfabb039cc29b4 Author: Vladimir Sitnikov <sitnikov.vladimir@gmail.com> Date: 2018-06-29 (Fri, 29 Jun 2018) Changed paths: M pgjdbc/src/main/java/org/postgresql/core/Parser.java M pgjdbc/src/main/java/org/postgresql/jdbc/EscapedFunctions.java A pgjdbc/src/main/java/org/postgresql/jdbc/EscapedFunctions2.java M pgjdbc/src/test/java/org/postgresql/test/jdbc2/StatementTest.java Log Message: ----------- perf: improve performance of replacing JDBC {...} escapes (#1230) There are the key improvements: 1) Function arguments for {fn ...} were parsed twice 2) EscapedFunctions now appends data to existing StringBuilder instead of producing intermediate Strings 3) EscapedFunctions.getFunction avoids string concatenation (suggested by benbenw) and toLowerCase on a hot path closes #1229 **NOTE:** This service been marked for deprecation: https://developer.github.com/changes/2018-04-25-github-services-deprecation/ Functionality will be removed from GitHub.com on January 31st, 2019.