MADlib
1.3 A newer version is available
User Documentation
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SQL functions for linear regression. More...
Functions | |
void | robust_input_checking (varchar source_table, varchar out_table, varchar dependent_varname, varchar independent_varname) |
bytea8 | robust_linregr_transition (bytea8 state, float8 y, float8[] x, float8[] coef) |
bytea8 | robust_linregr_merge_states (bytea8 state1, bytea8 state2) |
robust_linregr_result | robust_linregr_final (bytea8 state) |
aggregate robust_linregr_result | robust_linregr (float8 dependentVariable, float8[] independentVariables, float8[] coef) |
Compute robust regression diagnostic statistics for linear regression. More... | |
CREATE FUNCTION MADlib | __internal_get_robust_linregr_result (source_table VARCHAR--name of input table, dependent_varname VARCHAR--name of dependent variable, independent_varname VARCHAR--name of independent variable, linregr_coeffs DOUBLE PRECISION[]--coeffs from linear regression) RETURNS MADlib.robust_linregr_result AS $$DECLARE robust_value MADlib.robust_linregr_result |
Return robust linear regression estimates given a set of coefficients. More... | |
BEGIN EXECUTE | SELECT (MADlib.robust_linregr('||dependent_varname|| ', '||independent_varname|| ', '|| 'ARRAY['||array_to_string(linregr_coeffs, ',')|| '])).*FROM '||source_table INTO robust_value |
CREATE FUNCTION MADlib | __internal_get_robust_linregr_insert_string (robust_lin_rst MADlib.robust_linregr_result, linregr_coeffs DOUBLE PRECISION[]--coeffs from linear regression, out_table TEXT) RETURNS VARCHAR AS $$DECLARE insert_string VARCHAR |
Return insert string for robust linear regression. More... | |
insert_string ELSE END CASE | WHEN (robust_lin_rst).std_err is NULL THEN ''' |
Interface CREATE OR REPLACE FUNCTION MADlib | robust_variance_linregr (usage_string VARCHAR--usage string) RETURNS VARCHAR AS $$DECLARE insert_string VARCHAR |
CREATE OR REPLACE FUNCTION MADlib | robust_variance_linregr () RETURNS VARCHAR AS $$BEGIN RETURN MADlib.robust_variance_linregr('') |
CREATE OR REPLACE FUNCTION MADlib | robust_variance_linregr (source_table VARCHAR--name of input table, out_table VARCHAR--name of output table, dependent_variable VARCHAR--name of dependent variable, independent_variable VARCHAR--name of independent variable) RETURNS VOID AS $$BEGIN PERFORM MADlib.robust_variance_linregr(source_table |
Robust linear regression with default fit regression behaviour & no grouping. More... | |
Robust Linear Regression CREATE OR REPLACE FUNCTION MADlib | robust_variance_linregr (source_table VARCHAR--name of input table, out_table VARCHAR--name of output table, dependent_varname VARCHAR--name of dependent variable, input_independent_varname VARCHAR--name of independent variable, input_group_cols VARCHAR--grouping columns) RETURNS VOID AS $$DECLARE insert_string VARCHAR |
Robust linear regression function subcall. More... | |
PERFORM MADlib | robust_input_checking (source_table, out_table, dependent_varname, input_independent_varname) |
This code should be added back in should *support be implemented float8[] | robust_logregr_step_transition (float8[] state, boolean y, float8[] x, float8[] coef) |
float8[] | robust_logregr_step_merge_states (float8[] state1, float8[] state2) |
robust_logregr_result | robust_logregr_step_final (float8[] state) |
aggregate robust_logregr_result | robust_logregr (boolean dependentVariable, float8[] independentVariables, float8[] coef) |
Compute robust regression diagnostic statistics for logistic regression. More... | |
CREATE FUNCTION MADlib | __internal_get_robust_logregr_result (source_table VARCHAR--name of input table, dependent_varname VARCHAR--name of dependent variable, independent_varname VARCHAR--name of independent variable, logregr_coeffs DOUBLE PRECISION[]--coeffs from logear regression) RETURNS MADlib.robust_logregr_result AS $$DECLARE robust_value MADlib.robust_logregr_result |
Return robust logistic regression estimates given a set of coefficients. More... | |
BEGIN EXECUTE | SELECT (MADlib.robust_logregr(('||dependent_varname|| ')::BOOLEAN, '||independent_varname|| ', '|| 'ARRAY['||array_to_string(logregr_coeffs, ',')|| '])).*FROM '||source_table INTO robust_value |
CREATE FUNCTION MADlib | __internal_get_robust_logregr_insert_string (robust_log_rst MADlib.robust_logregr_result, out_table TEXT) RETURNS VARCHAR AS $$DECLARE insert_string VARCHAR |
Return insert string for robust logistic regression. More... | |
insert_string ELSE END CASE | WHEN (robust_log_rst).std_err is NULL THEN ''' |
Interface CREATE OR REPLACE FUNCTION MADlib | robust_variance_logregr (usage_string VARCHAR--usage string) RETURNS VARCHAR AS $$DECLARE insert_string VARCHAR |
CREATE OR REPLACE FUNCTION MADlib | robust_variance_logregr () RETURNS VARCHAR AS $$BEGIN RETURN MADlib.robust_variance_logregr('') |
void | robust_variance_logregr (varchar source_table, varchar out_table, varchar dependent_varname, varchar input_independent_varname, varchar input_group_cols, integer max_iter, varchar optimizer, float8 tolerance, boolean print_warnings) |
The robust logistic regression function. More... | |
CREATE OR REPLACE FUNCTION MADlib | robust_variance_logregr (source_table VARCHAR,--name of input table out_table VARCHAR,--name of output table dependent_variable VARCHAR,--name of dependent variable independent_variable VARCHAR,--name of independent variable input_group_cols VARCHAR--grouping columns) RETURNS VOID AS $$BEGIN PERFORM MADlib.robust_variance_logregr(source_table |
Robust logistic function subcall. More... | |
CREATE OR REPLACE FUNCTION MADlib | robust_variance_logregr (source_table VARCHAR--name of input table, out_table VARCHAR--name of output table, dependent_variable VARCHAR--name of dependent variable, independent_variable VARCHAR--name of independent variable) RETURNS VOID AS $$BEGIN PERFORM MADlib.robust_variance_logregr(source_table |
Robust logistic regression with default fit regression behavior, and no grouping,. More... | |
CREATE OR REPLACE FUNCTION MADlib | robust_variance_logregr (source_table VARCHAR--name of input table, out_table VARCHAR--name of output table, dependent_variable VARCHAR--name of dependent variable, independent_variable VARCHAR--name of independent variable, input_group_cols VARCHAR--grouping columns, max_iter INTEGER--max number of iterations) RETURNS VOID AS $$BEGIN PERFORM MADlib.robust_variance_logregr(source_table |
CREATE OR REPLACE FUNCTION MADlib | robust_variance_logregr (source_table VARCHAR--name of input table, out_table VARCHAR--name of output table, dependent_variable VARCHAR--name of dependent variable, independent_variable VARCHAR--name of independent variable, input_group_cols VARCHAR--grouping columns, max_iter INTEGER--max number of iterations, optimizer VARCHAR--The optimizer used in the robust regression) RETURNS VOID AS $$BEGIN PERFORM MADlib.robust_variance_logregr(source_table |
CREATE OR REPLACE FUNCTION MADlib | robust_variance_logregr (source_table VARCHAR--name of input table, out_table VARCHAR--name of output table, dependent_variable VARCHAR--name of dependent variable, independent_variable VARCHAR--name of independent variable, input_group_cols VARCHAR--grouping columns, max_iter INTEGER--max number of iterations, optimizer VARCHAR--The optimizer used in the robust regression, tolerance DOUBLE PRECISION--The tolerance of the optimizer) RETURNS VOID AS $$BEGIN PERFORM MADlib.robust_variance_logregr(source_table |
ROBUST MULTINOMIAL LOGISTIC REGRESSION CREATE TYPE MADlib robust_mlogregr_result | AS (ref_category INTEGER, coef DOUBLE PRECISION[], std_err DOUBLE PRECISION[], z_stats DOUBLE PRECISION[], p_values DOUBLE PRECISION[]) |
CREATE OR REPLACE FUNCTION MADlib | mlogregr_robust_step_transition (state DOUBLE PRECISION[], y INTEGER, numCategories INTEGER, ref_category INTEGER, x DOUBLE PRECISION[], coef DOUBLE PRECISION[]) RETURNS DOUBLE PRECISION[] AS 'MODULE_PATHNAME'LANGUAGE C IMMUTABLE |
CREATE OR REPLACE FUNCTION MADlib | mlogregr_robust_step_merge_states (state1 DOUBLE PRECISION[], state2 DOUBLE PRECISION[]) RETURNS DOUBLE PRECISION[] AS 'MODULE_PATHNAME'LANGUAGE C IMMUTABLE STRICT |
CREATE OR REPLACE FUNCTION MADlib | mlogregr_robust_step_final (state DOUBLE PRECISION[]) RETURNS MADlib.robust_mlogregr_result AS 'MODULE_PATHNAME'LANGUAGE C IMMUTABLE STRICT |
void | robust_variance_mlogregr (varchar source_table, varchar out_table, varchar dependent_varname, varchar independent_varname, integer ref_category, varchar input_group_cols, integer max_iter, varchar optimizer, float8 tolerance, boolean print_warnings) |
Compute robust regression diagnostic statistics for multinomial logistic regression. More... | |
Variables | |
RETURN | robust_value |
END LANGUAGE plpgsql | VOLATILE |
BEGIN | insert_string |
insert_string | __pad0__ |
insert_string ELSE | ARRAY ['||array_to_string(linregr_coeffs, ',')|| '] |
ELSE ARRAY['||array_to_string((robust_lin_rst).p_values, ',')|| '] | END |
BEGIN IF(usage_string= ''OR usage_string= 'help'OR usage_string= '?') THEN insert_string n E For more details on function | usage |
ELSIF(usage_string= 'usage') THEN insert_string n E n E | Output |
ELSIF(usage_string= 'usage') THEN insert_string n E n E Coefficients of regression n E std_err DOUBLE | PRECISION [] |
ELSIF(usage_string= 'usage') THEN insert_string n E n E Coefficients of regression n E std_err DOUBLE Huber White standard errors n E stats DOUBLE T stats of the standard errors n E p_values DOUBLE p values of the standard errors n E n | E |
END | IF |
CREATE OR REPLACE FUNCTION MADlib | out_table |
CREATE OR REPLACE FUNCTION MADlib | dependent_variable |
CREATE OR REPLACE FUNCTION MADlib | independent_variable |
CREATE OR REPLACE FUNCTION MADlib | NULL |
group_cols | VARCHAR [] |
robust_lin_rst MADlib | robust_linregr_result |
group_array_length | INTEGER |
old_msg_level | TEXT |
BEGIN EXECUTE SELECT setting FROM pg_settings WHERE | name =''client_min_messages''' INTO old_msg_level |
EXECUTE SET client_min_messages TO | warning |
independent_varname | __pad1__ |
insert_string | __pad2__ |
CREATE OR REPLACE FUNCTION MADlib | input_group_cols |
CREATE OR REPLACE FUNCTION MADlib | irls |
CREATE OR REPLACE FUNCTION MADlib | FALSE |
CREATE OR REPLACE FUNCTION MADlib | max_iter |
CREATE OR REPLACE FUNCTION MADlib | optimizer |
CREATE OR REPLACE FUNCTION MADlib | tolerance |
CREATE FUNCTION MADlib __internal_get_robust_linregr_insert_string | ( | robust_lin_rst MADlib. | robust_linregr_result, |
linregr_coeffs DOUBLE PRECISION--[]coeffs from linear | regression, | ||
out_table | TEXT | ||
) |
CREATE FUNCTION MADlib __internal_get_robust_linregr_result | ( | source_table VARCHAR--name of input | table, |
dependent_varname VARCHAR--name of dependent | variable, | ||
independent_varname VARCHAR--name of independent | variable, | ||
linregr_coeffs DOUBLE PRECISION--[]coeffs from linear | regression | ||
) |
CREATE FUNCTION MADlib __internal_get_robust_logregr_insert_string | ( | robust_log_rst MADlib. | robust_logregr_result, |
out_table | TEXT | ||
) |
CREATE FUNCTION MADlib __internal_get_robust_logregr_result | ( | source_table VARCHAR--name of input | table, |
dependent_varname VARCHAR--name of dependent | variable, | ||
independent_varname VARCHAR--name of independent | variable, | ||
logregr_coeffs DOUBLE PRECISION--[]coeffs from logear | regression | ||
) |
ROBUST MULTINOMIAL LOGISTIC REGRESSION CREATE TYPE MADlib robust_mlogregr_result AS | ( | ref_category | INTEGER, |
coef DOUBLE | PRECISION[], | ||
std_err DOUBLE | PRECISION[], | ||
z_stats DOUBLE | PRECISION[], | ||
p_values DOUBLE | PRECISION[] | ||
) |
CREATE OR REPLACE FUNCTION MADlib mlogregr_robust_step_final | ( | state DOUBLE | PRECISION[]) |
CREATE OR REPLACE FUNCTION MADlib mlogregr_robust_step_merge_states | ( | state1 DOUBLE | PRECISION[], |
state2 DOUBLE | PRECISION[] | ||
) |
CREATE OR REPLACE FUNCTION MADlib mlogregr_robust_step_transition | ( | state DOUBLE | PRECISION[], |
y | INTEGER, | ||
numCategories | INTEGER, | ||
ref_category | INTEGER, | ||
x DOUBLE | PRECISION[], | ||
coef DOUBLE | PRECISION[] | ||
) |
void robust_input_checking | ( | varchar | source_table, |
varchar | out_table, | ||
varchar | dependent_varname, | ||
varchar | independent_varname | ||
) |
PERFORM MADlib robust_input_checking | ( | source_table | , |
out_table | , | ||
dependent_varname | , | ||
input_independent_varname | |||
) |
aggregate robust_linregr_result robust_linregr | ( | float8 | dependentVariable, |
float8[] | independentVariables, | ||
float8[] | coef | ||
) |
dependentVariable | Column containing the dependent variable |
independentVariables | Column containing the array of independent variables |
coef | Column containing the array of the OLS coefficients (as obtained by linregr) |
independentVariables
array to 1.std_err FLOAT8[]
- Array of huber-white standard errors, \( \mathit{se}(c_1), \dots, \mathit{se}(c_k) \)t_stats FLOAT8[]
- Array of t-statistics, \( \boldsymbol t \)p_values FLOAT8[]
- Array of p-values, \( \boldsymbol p \)SELECT (robust_linregr(dependentVariable, independentVariables, coef)).* FROM ( SELECT linregr(dependentVariable, independentVariables).coef ) AS ols_coef, sourceName as src;
SELECT (lr).robust_condition_no, (lr).robust_p_values FROM (
SELECT (robust_linregr(dependentVariable, independentVariables, coef)).* FROM ( SELECT linregr(dependentVariable, independentVariables).coef ) AS ols_coef, sourceName as src ) AS subq;
robust_linregr_result robust_linregr_final | ( | bytea8 | state) |
bytea8 robust_linregr_merge_states | ( | bytea8 | state1, |
bytea8 | state2 | ||
) |
bytea8 robust_linregr_transition | ( | bytea8 | state, |
float8 | y, | ||
float8[] | x, | ||
float8[] | coef | ||
) |
aggregate robust_logregr_result robust_logregr | ( | boolean | dependentVariable, |
float8[] | independentVariables, | ||
float8[] | coef | ||
) |
dependentVariable | Column containing the dependent variable |
independentVariables | Column containing the array of independent variables |
coef | Column containing the array of the coefficients (as obtained by logregr) |
independentVariables
array to 1.coef FLOAT8[]
- The coefficients for the regressionstd_err FLOAT8[]
- Array of huber-white standard errors, \( \mathit{se}(c_1), \dots, \mathit{se}(c_k) \)z_stats FLOAT8[]
- Array of Wald z-statistics, \( \boldsymbol t \)p_values FLOAT8[]
- Array of p-values, \( \boldsymbol p \)SELECT robust_logregr(dependentVariable, independentVariables, coef) FROM dataTable;
robust_logregr_result robust_logregr_step_final | ( | float8[] | state) |
float8 [] robust_logregr_step_merge_states | ( | float8[] | state1, |
float8[] | state2 | ||
) |
This code should be added back in should* support be implemented float8 [] robust_logregr_step_transition | ( | float8[] | state, |
boolean | y, | ||
float8[] | x, | ||
float8[] | coef | ||
) |
Interface CREATE OR REPLACE FUNCTION MADlib robust_variance_linregr | ( | usage_string VARCHAR--usage | string) |
CREATE OR REPLACE FUNCTION MADlib robust_variance_linregr | ( | ) |
CREATE OR REPLACE FUNCTION MADlib robust_variance_linregr | ( | source_table VARCHAR--name of input | table, |
out_table VARCHAR--name of output | table, | ||
dependent_variable VARCHAR--name of dependent | variable, | ||
independent_variable VARCHAR--name of independent | variable | ||
) |
Robust Linear Regression CREATE OR REPLACE FUNCTION MADlib robust_variance_linregr | ( | source_table VARCHAR--name of input | table, |
out_table VARCHAR--name of output | table, | ||
dependent_varname VARCHAR--name of dependent | variable, | ||
input_independent_varname VARCHAR--name of independent | variable, | ||
input_group_cols VARCHAR--grouping | columns | ||
) |
Interface CREATE OR REPLACE FUNCTION MADlib robust_variance_logregr | ( | usage_string VARCHAR--usage | string) |
CREATE OR REPLACE FUNCTION MADlib robust_variance_logregr | ( | ) |
void robust_variance_logregr | ( | varchar | source_table, |
varchar | out_table, | ||
varchar | dependent_varname, | ||
varchar | input_independent_varname, | ||
varchar | input_group_cols, | ||
integer | max_iter, | ||
varchar | optimizer, | ||
float8 | tolerance, | ||
boolean | print_warnings | ||
) |
source_table | String identifying the input table |
out_table | String identifying the output table to be created |
dependent_varname | Column containing the dependent variable |
independent_varname | Column containing the array of independent variables |
input_group_cols | Columns to group by. |
max_iter | Integer identifying the maximum iterations used by the logistic regression solver. Default is 20. |
optimizer | String identifying the optimizer used in the logistic regression. See the documentation in the logistic regression for the available options. Default is irls. |
tolerance | Float identifying the tolerance of the logistic regression optimizer. Default is 0.0001. |
print_warnings | Boolean specifying if the regression fit should print any warning messages. Default is false. |
independent_varname
array to 1.std_err FLOAT8[]
- Array of huber-white standard errors, \( \mathit{se}(c_1), \dots, \mathit{se}(c_k) \)t_stats FLOAT8[]
- Array of t-statistics, \( \boldsymbol t \)p_values FLOAT8[]
- Array of p-values, \( \boldsymbol p \)select robust_variance_logregr(source_table, out_table, regression_type, dependentVariable, independentVariables, NULL );
select robust_variance_logregr(source_table, out_table, regression_type, dependentVariable, independentVariables, coef );
CREATE OR REPLACE FUNCTION MADlib robust_variance_logregr | ( | source_table | VARCHAR, |
--name of input table out_table | VARCHAR, | ||
--name of output table dependent_variable | VARCHAR, | ||
--name of dependent variable independent_variable | VARCHAR, | ||
--name of independent variable input_group_cols VARCHAR--grouping | columns | ||
) |
CREATE OR REPLACE FUNCTION MADlib robust_variance_logregr | ( | source_table VARCHAR--name of input | table, |
out_table VARCHAR--name of output | table, | ||
dependent_variable VARCHAR--name of dependent | variable, | ||
independent_variable VARCHAR--name of independent | variable | ||
) |
CREATE OR REPLACE FUNCTION MADlib robust_variance_logregr | ( | source_table VARCHAR--name of input | table, |
out_table VARCHAR--name of output | table, | ||
dependent_variable VARCHAR--name of dependent | variable, | ||
independent_variable VARCHAR--name of independent | variable, | ||
input_group_cols VARCHAR--grouping | columns, | ||
max_iter INTEGER--max number of | iterations | ||
) |
CREATE OR REPLACE FUNCTION MADlib robust_variance_logregr | ( | source_table VARCHAR--name of input | table, |
out_table VARCHAR--name of output | table, | ||
dependent_variable VARCHAR--name of dependent | variable, | ||
independent_variable VARCHAR--name of independent | variable, | ||
input_group_cols VARCHAR--grouping | columns, | ||
max_iter INTEGER--max number of | iterations, | ||
optimizer VARCHAR--The optimizer used in the robust | regression | ||
) |
CREATE OR REPLACE FUNCTION MADlib robust_variance_logregr | ( | source_table VARCHAR--name of input | table, |
out_table VARCHAR--name of output | table, | ||
dependent_variable VARCHAR--name of dependent | variable, | ||
independent_variable VARCHAR--name of independent | variable, | ||
input_group_cols VARCHAR--grouping | columns, | ||
max_iter INTEGER--max number of | iterations, | ||
optimizer VARCHAR--The optimizer used in the robust | regression, | ||
tolerance DOUBLE PRECISION--The tolerance of the | optimizer | ||
) |
void robust_variance_mlogregr | ( | varchar | source_table, |
varchar | out_table, | ||
varchar | dependent_varname, | ||
varchar | independent_varname, | ||
integer | ref_category, | ||
varchar | input_group_cols, | ||
integer | max_iter, | ||
varchar | optimizer, | ||
float8 | tolerance, | ||
boolean | print_warnings | ||
) |
source_table | name of input table, VARCHAR |
out_table | name of output table, VARCHAR |
dependent_varname | dependent variable, VARCHAR |
independent_varname | independent variables, VARCHAR |
ref_category | Integer specifying the reference category. Default is 0. |
grouping_cols | grouping variables, VARCHAR. Default is NULL. Currently a placeholder. |
max_iter | Integer identifying the maximum iterations used by the logistic regression solver. Default is 20. |
optimizer | String identifying the optimizer used in the multinomial logistic regression. See the documentation in the multinomial logistic regression for the available options. Default is 'irls'. |
tolerance | Float identifying the tolerance of the multinomial logistic regression optimizer. Default is 0.0001. |
print_warnings | Boolean specifying if the multinomial logistic regression solver should print any warnings. Currently a placeholder. |
independentVariables
array to 1.SELECT madlib.robust_variance_mlogregr( 'source_table', -- name of input table, VARCHAR 'out_table', -- name of output table, VARCHAR 'dependent_varname', -- dependent variable, VARCHAR 'independent_varname', -- independent variables, VARCHAR ref_category, -- [OPTIONAL] Integer specifying the reference category. Default is 0. 'grouping_cols', -- [OPTIONAL] grouping variables, VARCHAR. Default is NULL. max_iter, -- [OPTIONAL] Integer identifying the maximum iterations used by the logistic regression solver. Default is 20. 'optimizer', -- [OPTIONAL] String identifying the optimizer used in the multinomial logistic regression. See the documentation in the multinomial logistic regression for the available options. Default is irls. tolerance, -- [OPTIONAL] Float identifying the tolerance of the multinomial logistic regression optimizer. Default is 0.0001. print_warnings -- [OPTIONAL] Boolean specifying if the regression fit should print any warning messages. Default is false. );
ref_category INTEGER
- The reference categorycoef FLOAT8[]
- The coefficients for the regressionstd_err FLOAT8[]
- Array of huber-white standard errors,z_stats FLOAT8[]
- Array of Wald z-statistics,p_values FLOAT8[]
- Array of p-values, BEGIN EXECUTE SELECT | ( | MADlib. | robust_linregr'||dependent_varname|| ', '||independent_varname|| ', '|| 'ARRAY['||array_to_string(linregr_coeffs, ',')|| ']) |
BEGIN EXECUTE SELECT | ( | MADlib. | robust_logregr('||dependent_varname|| ')::BOOLEAN, '||independent_varname|| ', '|| 'ARRAY['||array_to_string(logregr_coeffs, ',')|| ']) |
ELSE END CASE WHEN | ( | robust_lin_rst | ) |
ELSE END CASE WHEN | ( | robust_log_rst | ) |
insert_string __pad0__ |
independent_varname __pad1__ |
insert_string __pad2__ |
ELSE ARRAY |
CREATE OR REPLACE FUNCTION MADlib dependent_variable |
ELSIF (usage_string = 'usage') THEN insert_string n E n E Coefficients of regression n E std_err DOUBLE Huber White standard errors n E stats DOUBLE Z stats of the standard errors n E p_values DOUBLE p values of the standard errors n E n E |
END |
CREATE OR REPLACE FUNCTION MADlib FALSE |
END IF |
CREATE OR REPLACE FUNCTION MADlib independent_variable |
CREATE OR REPLACE FUNCTION MADlib input_group_cols |
RETURN insert_string |
each_group INTEGER |
CREATE OR REPLACE FUNCTION MADlib irls |
CREATE OR REPLACE FUNCTION MADlib max_iter |
BEGIN EXECUTE SELECT setting FROM pg_settings WHERE name =''client_min_messages''' INTO old_msg_level |
CREATE OR REPLACE FUNCTION MADlib NULL |
CREATE OR REPLACE FUNCTION MADlib optimizer |
CREATE OR REPLACE FUNCTION MADlib out_table |
ELSIF (usage_string = 'usage') THEN insert_string n E n E Output |
regr_coef DOUBLE PRECISION |
robust_lin_rst MADlib robust_linregr_result |
RETURN robust_value |
old_msg_level TEXT |
CREATE OR REPLACE FUNCTION MADlib tolerance |
BEGIN IF (usage_string = '' OR usage_string = 'help' OR usage_string = '?') THEN insert_string n E For more details on function usage |
independent_varname VARCHAR |
LANGUAGE plpgsql VOLATILE |
EXECUTE SET client_min_messages TO warning |