X-Git-Url: http://git.equinoxoli.org/?p=migration-tools.git;a=blobdiff_plain;f=sql%2Fbase%2F09-misc.sql;fp=sql%2Fbase%2F09-misc.sql;h=e8c342a7359707349005cb55ac99fb5585adc951;hp=41d8a01f5eff36a3c86af1855bfe376882ad4b49;hb=2fefcf603c66dc442489e554a4b72733a1f1803f;hpb=5b3e8ef51110574c502303ea6f7070458022c1f2

diff --git a/sql/base/09-misc.sql b/sql/base/09-misc.sql
index 41d8a01..e8c342a 100644
--- a/sql/base/09-misc.sql
+++ b/sql/base/09-misc.sql
@@ -5,3 +5,84 @@ CREATE OR REPLACE FUNCTION migration_tools.is_blank (TEXT) RETURNS BOOLEAN AS $$
   END;
 $$ LANGUAGE PLPGSQL STRICT STABLE;
 
+DROP FUNCTION IF EXISTS migration_tools.btrim_lcolumns(TEXT,TEXT);
+CREATE OR REPLACE FUNCTION migration_tools.btrim_lcolumns(s_name TEXT, t_name TEXT) RETURNS BOOLEAN
+ LANGUAGE plpgsql
+AS $function$
+DECLARE
+    c_name     TEXT;
+BEGIN
+
+    FOR c_name IN SELECT column_name FROM information_schema.columns WHERE 
+            table_name = t_name
+            AND table_schema = s_name
+            AND (data_type='text' OR data_type='character varying')
+            AND column_name like 'l_%'
+    LOOP
+       EXECUTE FORMAT('UPDATE ' || s_name || '.' || t_name || ' SET ' || c_name || ' = BTRIM(' || c_name || ')'); 
+    END LOOP;  
+
+    RETURN TRUE;
+END
+$function$;
+
+DROP FUNCTION IF EXISTS migration_tools.btrim_columns(TEXT,TEXT);
+CREATE OR REPLACE FUNCTION migration_tools.btrim_columns(s_name TEXT, t_name TEXT) RETURNS BOOLEAN
+ LANGUAGE plpgsql
+AS $function$
+DECLARE
+    c_name     TEXT;
+BEGIN
+
+    FOR c_name IN SELECT column_name FROM information_schema.columns WHERE 
+            table_name = t_name
+            AND table_schema = s_name
+            AND (data_type='text' OR data_type='character varying')
+    LOOP
+       EXECUTE FORMAT('UPDATE ' || s_name || '.' || t_name || ' SET ' || c_name || ' = BTRIM(' || c_name || ')'); 
+    END LOOP;  
+
+    RETURN TRUE;
+END
+$function$;
+
+DROP FUNCTION IF EXISTS migration_tools.null_empty_lcolumns(TEXT,TEXT);
+CREATE OR REPLACE FUNCTION migration_tools.null_empty_lcolumns(s_name TEXT, t_name TEXT) RETURNS BOOLEAN
+ LANGUAGE plpgsql
+AS $function$
+DECLARE
+    c_name     TEXT;
+BEGIN
+
+    FOR c_name IN SELECT column_name FROM information_schema.columns WHERE 
+            table_name = t_name
+            AND table_schema = s_name
+            AND (data_type='text' OR data_type='character varying')
+            AND column_name like 'l_%'
+    LOOP
+       EXECUTE FORMAT('UPDATE ' || s_name || '.' || t_name || ' SET ' || c_name || ' = NULL WHERE ' || c_name || ' = '''' '); 
+    END LOOP;  
+
+    RETURN TRUE;
+END
+$function$;
+
+DROP FUNCTION IF EXISTS migration_tools.null_empty_columns(TEXT,TEXT);
+CREATE OR REPLACE FUNCTION migration_tools.null_empty_columns(s_name TEXT, t_name TEXT) RETURNS BOOLEAN
+ LANGUAGE plpgsql
+AS $function$
+DECLARE
+    c_name     TEXT;
+BEGIN
+
+    FOR c_name IN SELECT column_name FROM information_schema.columns WHERE
+            table_name = t_name
+            AND table_schema = s_name
+            AND (data_type='text' OR data_type='character varying')
+    LOOP
+       EXECUTE FORMAT('UPDATE ' || s_name || '.' || t_name || ' SET ' || c_name || ' = NULL WHERE ' || c_name || ' = '''' ');
+    END LOOP;
+
+    RETURN TRUE;
+END
+$function$;