[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [R] [S] [T] [U] [V] [W] [Y] filters     HAVING clause      hierarchical queries  first/last queries (analytic ranking functions)  foreign keys     constraints, hierarchical information      join conditions      relationships and  formatting     dates          case sensitivity          ISO standard          rounding and truncating considerations  fractional seconds     overview      TIMESTAMP datatype      TIMESTAMP WITH LOCAL TIME ZONE datatype      TIMESTAMP WITH TIME ZONE datatype  FROM clause     inner joins          Cartesian products          conditions          equi-joins compared to non-equi-joins      joins      outer joins          restrictions      self joins          non-equi          outer  FROM_TZ function  FULL keyword, ANSI join syntax  full outer joins  function-based indexes  functions     ADD_MONTHS          subtracting dates      aggregate          ALL keyword          DISTINCT keyword          NULLs      aggregate analytic         FIRST_VALUE          LAST_VALUE      analytic         CUME_DIST          LAG          LEAD          NTILE          PERCENT_RANK          report partitions          reporting  2nd          WIDTH_BUCKET      built-in, pattern-matching      CAST      CURRENT_DATE      CURRENT_TIMESTAMP      date math      DATETIME      DBTIMEZONE      DECODE         controlling state          divide by zero errors          optional updates          selective aggregation          selective function execution          syntax  2nd          transforming result sets          UPDATE statements      FROM_TZ      GROUP_ID          overview      GROUPING      GROUPING_ID          overview      hypothetical analytic      INTERVAL      LAST_DAY      LOCALTIMESTAMP      MAX      MONTHS_BETWEEN      NEW_TIME      NEXT_DAY      NUMTODSINTERVAL      NUMTOYMINTERVAL      NVL          compared to GROUPING function          syntax  2nd      NVL2, syntax  2nd      overloading      ranking analytic         DENSE_RANK          overview          RANK          ROW_NUMBER      ROUND      RTRIM, dates      SESSIONTIMEZONE      stored         avoiding table joins          calling  2nd          compared to stored procedures          consistency issues          DML statements          purity levels          rules          TRUST keyword          views      SYSTIMESTAMP      TO_CHAR          overview      TO_DATE  2nd  3rd  4th      TO_DSINTERVAL      TO_TIMESTAMP      TO_TIMESTAMP_TZ      TO_YMINTERVAL      TRUNC      TZ_OFFSET      VALUE, returning objects      windowing analytic