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ANALYZE TABLE generates table statistics: ANALYZE TABLE without either HISTOGRAM clause performs a key distribution analysis and stores the distribution for the named table or tables. For MyISAM tables, ANALYZE TABLE for key distribution analysis is equivalent to using myisamchk --analyze.

MySQL ANALYZE TABLE Statement ANALYZE TABLE Statement Without HISTOGRAM. This statement stores the key distribution analysis of the specified table(s). ... ANALYZE TABLE Statement with UPDATE HISTOGRAM. ... ANALYZE TABLE Statement with DROP HISTOGRAM. ... Analyzing multiple tables. ... ANALYZE statement with EXPLAIN.

Parameters table_name. Identifies the table to be analyzed. The name must not include a temporal specification or path. ... PARTITION clause. Optionally limits the command to a subset of partitions. ... [ NOSCAN | FOR COLUMNS col [, ?] | FOR ALL COLUMNS ] ... { FROM | IN } schema_name. Specifies the name of the schema to be analyzed.

The dbms_stats procedure should always be used to analyze Oracle tables, and the "analyze" command is only for Oracle 8i and earlier. exec dbms_stats. gather_table_stats(MYOWNER, 'MYTABLE', cascade => TRUE);

ANALYZE TABLE causes Oracle to determine how many rows are in the table and how storage is allocated. It also calculates the number of chained rows. The most important pieces of information the optimizer gets from this process are the number of rows and the number of blocks.

9 Tips for Presenting Table Results and Analyzing Data Work hard to import data. ... Design information systems to produce rich data. ... Don't forget about third-party sources. ... Just add it. ... Always explore descriptive statistics. ... Watch for trends. ... Slicing and dicing: cross-tabulation. ... Chart it, baby.

Use the ANALYZE command to gather statistics for any Big SQL table. These statistics are used by the Big SQL optimizer to determine the most optimal access plans to efficiently process your queries.