Marmite Bomber

Marmite Bomber has asked 4 questions and find answers to 38 problems.

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Marmite Bomber questions

Order Independent Hash in Java
Abbreviation of Strings that Remains Unique
How to describe performance issue in relational database?

Marmite Bomber answers

How to insert/update a single record using a MERGE statement with Spring JDBC
Groovy: What's the difference between defining a variable without "def" versus using anchoring?
Spark SQL's where clause excludes null values
Why does not SELECT query start the transaction? [Oracle]
sql.rows() in Groovy is running slow
Hibernate 5 Sequence Generate Issue
JDBC Query vs JPA Query Performance
How to use DBMS_CRYPTO.encrypt function in oracle
How to remove a strange table named "BIN$c+eOnMB3RbKSEfg/rsxtAQ==$0" from oracle database?
UPDATE on seemingly key preserving view in Oracle raises ORA-01779