==== ---- QUERY # First create a partitioned table create table t1 like functional.alltypes location '$FILESYSTEM_PREFIX/test-warehouse/t1'; insert into t1 partition(year, month) select * from functional.alltypes; compute incremental stats t1; show table stats t1; ---- LABELS YEAR, MONTH, #ROWS, #FILES, SIZE, BYTES CACHED, CACHE REPLICATION, FORMAT, INCREMENTAL STATS, LOCATION ---- RESULTS '2009','1',310,1,'24.56KB','NOT CACHED','NOT CACHED','TEXT','true',regex:.* '2009','2',280,1,'22.27KB','NOT CACHED','NOT CACHED','TEXT','true',regex:.* '2009','3',310,1,'24.67KB','NOT CACHED','NOT CACHED','TEXT','true',regex:.* '2009','4',300,1,'24.06KB','NOT CACHED','NOT CACHED','TEXT','true',regex:.* '2009','5',310,1,'24.97KB','NOT CACHED','NOT CACHED','TEXT','true',regex:.* '2009','6',300,1,'24.16KB','NOT CACHED','NOT CACHED','TEXT','true',regex:.* '2009','7',310,1,'24.97KB','NOT CACHED','NOT CACHED','TEXT','true',regex:.* '2009','8',310,1,'24.97KB','NOT CACHED','NOT CACHED','TEXT','true',regex:.* '2009','9',300,1,'24.16KB','NOT CACHED','NOT CACHED','TEXT','true',regex:.* '2009','10',310,1,'24.97KB','NOT CACHED','NOT CACHED','TEXT','true',regex:.* '2009','11',300,1,'24.16KB','NOT CACHED','NOT CACHED','TEXT','true',regex:.* '2009','12',310,1,'24.97KB','NOT CACHED','NOT CACHED','TEXT','true',regex:.* '2010','1',310,1,'24.97KB','NOT CACHED','NOT CACHED','TEXT','true',regex:.* '2010','2',280,1,'22.54KB','NOT CACHED','NOT CACHED','TEXT','true',regex:.* '2010','3',310,1,'24.97KB','NOT CACHED','NOT CACHED','TEXT','true',regex:.* '2010','4',300,1,'24.16KB','NOT CACHED','NOT CACHED','TEXT','true',regex:.* '2010','5',310,1,'24.97KB','NOT CACHED','NOT CACHED','TEXT','true',regex:.* '2010','6',300,1,'24.16KB','NOT CACHED','NOT CACHED','TEXT','true',regex:.* '2010','7',310,1,'24.97KB','NOT CACHED','NOT CACHED','TEXT','true',regex:.* '2010','8',310,1,'24.97KB','NOT CACHED','NOT CACHED','TEXT','true',regex:.* '2010','9',300,1,'24.16KB','NOT CACHED','NOT CACHED','TEXT','true',regex:.* '2010','10',310,1,'24.97KB','NOT CACHED','NOT CACHED','TEXT','true',regex:.* '2010','11',300,1,'24.16KB','NOT CACHED','NOT CACHED','TEXT','true',regex:.* '2010','12',310,1,'24.97KB','NOT CACHED','NOT CACHED','TEXT','true',regex:.* 'Total','',7300,24,'586.84KB','0B','','','','' ---- TYPES STRING, STRING, BIGINT, BIGINT, STRING, STRING, STRING, STRING, STRING, STRING ==== ---- QUERY show column stats t1; ---- LABELS COLUMN, TYPE, #DISTINCT VALUES, #NULLS, MAX SIZE, AVG SIZE ---- RESULTS 'id','INT',7505,-1,4,4 'bool_col','BOOLEAN',2,-1,1,1 'tinyint_col','TINYINT',10,-1,1,1 'smallint_col','SMALLINT',10,-1,2,2 'int_col','INT',10,-1,4,4 'bigint_col','BIGINT',10,-1,8,8 'float_col','FLOAT',10,-1,4,4 'double_col','DOUBLE',10,-1,8,8 'date_string_col','STRING',736,-1,8,8 'string_col','STRING',10,-1,1,1 'timestamp_col','TIMESTAMP',7554,-1,16,16 'year','INT',2,0,4,4 'month','INT',12,0,4,4 ---- TYPES STRING, STRING, BIGINT, BIGINT, INT, DOUBLE ==== ---- QUERY # Show that the truncation removed all files, table stats, and incremental stats, # but preserved the partitions. truncate table t1; show table stats t1; ---- LABELS YEAR, MONTH, #ROWS, #FILES, SIZE, BYTES CACHED, CACHE REPLICATION, FORMAT, INCREMENTAL STATS, LOCATION ---- RESULTS '2009','1',-1,0,'0B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* '2009','2',-1,0,'0B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* '2009','3',-1,0,'0B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* '2009','4',-1,0,'0B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* '2009','5',-1,0,'0B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* '2009','6',-1,0,'0B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* '2009','7',-1,0,'0B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* '2009','8',-1,0,'0B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* '2009','9',-1,0,'0B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* '2009','10',-1,0,'0B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* '2009','11',-1,0,'0B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* '2009','12',-1,0,'0B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* '2010','1',-1,0,'0B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* '2010','2',-1,0,'0B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* '2010','3',-1,0,'0B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* '2010','4',-1,0,'0B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* '2010','5',-1,0,'0B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* '2010','6',-1,0,'0B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* '2010','7',-1,0,'0B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* '2010','8',-1,0,'0B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* '2010','9',-1,0,'0B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* '2010','10',-1,0,'0B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* '2010','11',-1,0,'0B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* '2010','12',-1,0,'0B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* 'Total','',-1,0,'0B','0B','','','','' ---- TYPES STRING, STRING, BIGINT, BIGINT, STRING, STRING, STRING, STRING, STRING, STRING ==== ---- QUERY # Show that the truncation removed the column stats. show column stats t1; ---- LABELS COLUMN, TYPE, #DISTINCT VALUES, #NULLS, MAX SIZE, AVG SIZE ---- RESULTS 'id','INT',-1,-1,4,4 'bool_col','BOOLEAN',-1,-1,1,1 'tinyint_col','TINYINT',-1,-1,1,1 'smallint_col','SMALLINT',-1,-1,2,2 'int_col','INT',-1,-1,4,4 'bigint_col','BIGINT',-1,-1,8,8 'float_col','FLOAT',-1,-1,4,4 'double_col','DOUBLE',-1,-1,8,8 'date_string_col','STRING',-1,-1,-1,-1 'string_col','STRING',-1,-1,-1,-1 'timestamp_col','TIMESTAMP',-1,-1,16,16 'year','INT',2,0,4,4 'month','INT',12,0,4,4 ---- TYPES STRING, STRING, BIGINT, BIGINT, INT, DOUBLE ==== ---- QUERY # Create an unpartitioned table. create table t2 like functional.tinytable location '$FILESYSTEM_PREFIX/test-warehouse/t2'; insert into t2 select * from functional.tinytable; compute incremental stats t2; show table stats t2; ---- LABELS #ROWS, #FILES, SIZE, BYTES CACHED, CACHE REPLICATION, FORMAT, INCREMENTAL STATS, LOCATION ---- RESULTS 3,1,'38B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* ---- TYPES BIGINT, BIGINT, STRING, STRING, STRING, STRING, STRING, STRING ==== ---- QUERY show column stats t2; ---- LABELS COLUMN, TYPE, #DISTINCT VALUES, #NULLS, MAX SIZE, AVG SIZE ---- RESULTS 'a','STRING',3,-1,8,6.666666507720947 'b','STRING',3,-1,7,4 ---- TYPES STRING, STRING, BIGINT, BIGINT, INT, DOUBLE ==== ---- QUERY # Show that the truncation removed all files, table stats, and incremental stats. truncate table t2; show table stats t2; ---- LABELS #ROWS, #FILES, SIZE, BYTES CACHED, CACHE REPLICATION, FORMAT, INCREMENTAL STATS, LOCATION ---- RESULTS -1,0,'0B','NOT CACHED','NOT CACHED','TEXT','false',regex:.* ---- TYPES BIGINT, BIGINT, STRING, STRING, STRING, STRING, STRING, STRING ==== ---- QUERY # Show that the truncation removed the column stats. show column stats t2; ---- LABELS COLUMN, TYPE, #DISTINCT VALUES, #NULLS, MAX SIZE, AVG SIZE ---- RESULTS 'a','STRING',-1,-1,-1,-1 'b','STRING',-1,-1,-1,-1 ---- TYPES STRING, STRING, BIGINT, BIGINT, INT, DOUBLE ==== ---- QUERY # TRUNCATE IF EXISTS does not fail on non existent table truncate table if exists non_existent; ---- RESULTS ==== ---- QUERY # Create an unpartitioned table. create table t3 like functional.tinytable location '$FILESYSTEM_PREFIX/test-warehouse/t3'; insert into t3 select * from functional.tinytable; select count(*) from t3; ---- RESULTS 3 ---- TYPES BIGINT ==== ---- QUERY # TRUNCATE IF EXISTS base scenario truncate table if exists t3; ---- RESULTS ==== ---- QUERY # Verify that truncate was successful select count(*) from t3; ---- RESULTS 0 ---- TYPES BIGINT ====