diff --git a/.gitignore b/.gitignore
index 08dd4de..4d56f9a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,4 +3,5 @@
 sec_data/
 CIK*
 .vscode
-stockdb.session.sql
\ No newline at end of file
+stockdb.session.sql
+temp.json
\ No newline at end of file
diff --git a/db_schema.sql b/db_schema.sql
index 1360668..24055e4 100644
--- a/db_schema.sql
+++ b/db_schema.sql
@@ -12,14 +12,14 @@ CREATE TABLE sub (
     zipba       VARCHAR(10),                    -- Zip code of business address
     bas1        VARCHAR(40),                    -- First line of business address
     bas2        VARCHAR(40),                    -- Second line of business address
-    baph        VARCHAR(12),                    -- Phone number of business address
+    baph        VARCHAR(20),                    -- Phone number of business address
     countryma   CHAR(2),                        -- Country of mailing address (ISO 3166-1)
     stprma      CHAR(2),                        -- State/Province of mailing address (if applicable)
     cityma      VARCHAR(30),                    -- City of mailing address
     zipma       VARCHAR(10),                    -- Zip code of mailing address
     mas1        VARCHAR(40),                    -- First line of mailing address
     mas2        VARCHAR(40),                    -- Second line of mailing address
-    countryinc  CHAR(3) NOT NULL,               -- Country of incorporation
+    countryinc  CHAR(3),               -- Country of incorporation
     stprinc     CHAR(2),                        -- State/Province of incorporation (if applicable)
     ein         CHAR(10),                       -- Employer Identification Number
     former      VARCHAR(150),                   -- Most recent former name
@@ -47,10 +47,10 @@ CREATE TABLE tag (
     custom      BOOLEAN        NOT NULL,   -- 1 if custom tag, 0 if standard tag
     abstract    BOOLEAN        NOT NULL,   -- 1 if abstract (not numeric), 0 if numeric
     datatype    VARCHAR(20),               -- Data type (if numeric)
-    iord        CHAR(1)        NOT NULL,   -- "I" for point-in-time, "D" for duration
+    iord        CHAR(1),   -- "I" for point-in-time, "D" for duration
     crdr        CHAR(1),                   -- Credit/ Debit nature, if monetary
     tlabel      VARCHAR(512),              -- Label text
-    doc         VARCHAR(2048),             -- Tag definition/documentation
+    doc         LONGTEXT,             -- Tag definition/documentation
 
     PRIMARY KEY (tag, version)
 );
@@ -60,14 +60,14 @@ CREATE TABLE num (
     adsh        CHAR(20)       NOT NULL,   -- Accession number
     tag         VARCHAR(256)   NOT NULL,   -- Tag name
     version     CHAR(20)       NOT NULL,   -- Taxonomy version
-    coreg       VARCHAR(256),              -- Coregistrant ID
+    coreg       VARCHAR(256)   NOT NULL,   -- Coregistrant ID
     ddate       CHAR(8)        NOT NULL,   -- Period end date (format: yyyymmdd)
     qtrs        INTEGER        NOT NULL,   -- Number of quarters (0 for point-in-time values)
     uom         VARCHAR(20)    NOT NULL,   -- Unit of Measure
     value       NUMERIC(28,4),             -- Value (up to 4 decimal places)
     footnote    VARCHAR(512),              -- Footnote (superscripted text)
 
-    PRIMARY KEY (adsh, tag, version, ddate, qtrs, uom, coreg),
+    PRIMARY KEY (adsh, tag, version, coreg, ddate, qtrs, uom),
     FOREIGN KEY (adsh) REFERENCES sub(adsh),
     FOREIGN KEY (tag, version) REFERENCES tag(tag, version)
 );
@@ -98,4 +98,14 @@ DROP TABLE IF EXISTS pre;
 DROP TABLE IF EXISTS sub;
 DROP TABLE IF EXISTS tag;
 SET FOREIGN_KEY_CHECKS = 1;
--- @end
\ No newline at end of file
+-- @end\
+
+
+-- baph is 12 in new 20 in old
+-- doc is 2048 in new unlimitted in old
+
+-- countrinc was set as cant be null, but there are some null values
+-- iord was set as cant be null, but there are some null values
+
+-- there is a duplicated primary key in 2009q3tagline5014
+-- there is a duplicated primary key in 2009q3tagline9980 its not the same case but same string so causes problem
\ No newline at end of file