Distribution of data For calculating the right execution-plan Oracle often needs the distribution of values for a column. For an outlier value a index can easily be used. For a value that is present in half the rows a index might be less effective. For a similar exercise I needed the distribution of values myself. […]
Continue Reading$SQLPATH vs $ORACLE_PATH
Every time I install a new oracle machine it hits me: Why is login.sql not executed when I start a sqlplus session. So here is a quick reminder for myself: sqlplus is not looking in $SQLPATH for login.sql ….. it is looking in $ORACLE_PATH So set $ORACLE_PATH and you will be fine. This […]
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