From 8917bd87d34992f577f5d22c3022a83c7f5cd6fb Mon Sep 17 00:00:00 2001 From: ROBIN JOSE R <160265144+robinjose24@users.noreply.github.com> Date: Thu, 25 Dec 2025 09:53:43 +0530 Subject: [PATCH 01/21] Update 6.SQL Basic Commands CRUD Create, Read, Update, and Delete --- 6.SQL Basic Commands CRUD Create, Read, Update, and Delete | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/6.SQL Basic Commands CRUD Create, Read, Update, and Delete b/6.SQL Basic Commands CRUD Create, Read, Update, and Delete index 8b0c5c1..3edda75 100644 --- a/6.SQL Basic Commands CRUD Create, Read, Update, and Delete +++ b/6.SQL Basic Commands CRUD Create, Read, Update, and Delete @@ -1,4 +1,4 @@ - +✅ Done My complete SQL Masterclass Notes in Tanglish is now live! Covers 30+ topics with syntax, examples, and step-by-step explanations. Perfect for both beginners and professionals to master SQL easily. Check it out here 👉 https://topmate.io/dataengineering/1697791 From 73f416418ec91719cd700470b472fc7071ad49c7 Mon Sep 17 00:00:00 2001 From: ROBIN JOSE R <160265144+robinjose24@users.noreply.github.com> Date: Thu, 25 Dec 2025 21:57:42 +0530 Subject: [PATCH 02/21] Update and rename 7.types_of_create_table to 7.types_of_create_table.sql --- 7.types_of_create_table => 7.types_of_create_table.sql | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) rename 7.types_of_create_table => 7.types_of_create_table.sql (97%) diff --git a/7.types_of_create_table b/7.types_of_create_table.sql similarity index 97% rename from 7.types_of_create_table rename to 7.types_of_create_table.sql index d78b9ee..5a12771 100644 --- a/7.types_of_create_table +++ b/7.types_of_create_table.sql @@ -3,7 +3,6 @@ Perfect for both beginners and professionals to master SQL easily. Check it out ==================================================================================== - -- 1) Basic create CREATE TABLE employees ( employee_id INT PRIMARY KEY, @@ -20,7 +19,7 @@ CREATE TABLE departments ( location VARCHAR(100) NOT NULL ); --- 3) Create table as select +-- 3) Create table as select ---(CTAS) CREATE TABLE high_paid_employees AS SELECT employee_id, From f5eb4358537760d97ef57c0bedb0a8e9fba51126 Mon Sep 17 00:00:00 2001 From: ROBIN JOSE R <160265144+robinjose24@users.noreply.github.com> Date: Fri, 26 Dec 2025 13:42:26 +0530 Subject: [PATCH 03/21] Update 7.types_of_create_table.sql --- 7.types_of_create_table.sql | 1 + 1 file changed, 1 insertion(+) diff --git a/7.types_of_create_table.sql b/7.types_of_create_table.sql index 5a12771..c896363 100644 --- a/7.types_of_create_table.sql +++ b/7.types_of_create_table.sql @@ -1,3 +1,4 @@ +✅ Done My complete SQL Masterclass Notes in Tanglish is now live! Covers 30+ topics with syntax, examples, and step-by-step explanations. Perfect for both beginners and professionals to master SQL easily. Check it out here 👉 https://topmate.io/dataengineering/1697791 From 52ca8f0cc3c0d71583e1037242db6f9e938f2972 Mon Sep 17 00:00:00 2001 From: ROBIN JOSE R <160265144+robinjose24@users.noreply.github.com> Date: Fri, 26 Dec 2025 13:50:12 +0530 Subject: [PATCH 04/21] Rename 8.alter to 8.alter.sql --- 8.alter => 8.alter.sql | 0 1 file changed, 0 insertions(+), 0 deletions(-) rename 8.alter => 8.alter.sql (100%) diff --git a/8.alter b/8.alter.sql similarity index 100% rename from 8.alter rename to 8.alter.sql From 49f970ac71f868b52a3390519cea4708be005aeb Mon Sep 17 00:00:00 2001 From: ROBIN JOSE R <160265144+robinjose24@users.noreply.github.com> Date: Fri, 26 Dec 2025 14:04:15 +0530 Subject: [PATCH 05/21] Update and rename 9.where to 9.where.sql --- 9.where => 9.where.sql | 1 + 1 file changed, 1 insertion(+) rename 9.where => 9.where.sql (99%) diff --git a/9.where b/9.where.sql similarity index 99% rename from 9.where rename to 9.where.sql index 237a30b..82d8fa9 100644 --- a/9.where +++ b/9.where.sql @@ -1,3 +1,4 @@ +✅ Done My complete SQL Masterclass Notes in Tanglish is now live! Covers 30+ topics with syntax, examples, and step-by-step explanations. Perfect for both beginners and professionals to master SQL easily. Check it out here 👉 https://topmate.io/dataengineering/1697791 From 57ef74d9297a0f631a2ce6d84bf6664da7a42024 Mon Sep 17 00:00:00 2001 From: ROBIN JOSE R <160265144+robinjose24@users.noreply.github.com> Date: Fri, 26 Dec 2025 22:27:52 +0530 Subject: [PATCH 06/21] Update and rename 10.Key_Constraint_types to 10.Key_Constraint_types.sql --- 10.Key_Constraint_types => 10.Key_Constraint_types.sql | 1 + 1 file changed, 1 insertion(+) rename 10.Key_Constraint_types => 10.Key_Constraint_types.sql (99%) diff --git a/10.Key_Constraint_types b/10.Key_Constraint_types.sql similarity index 99% rename from 10.Key_Constraint_types rename to 10.Key_Constraint_types.sql index 2001ac4..527014c 100644 --- a/10.Key_Constraint_types +++ b/10.Key_Constraint_types.sql @@ -76,6 +76,7 @@ The email column can have one or more NULL values, but each non-NULL email must --- 3. NOT NULL Constraint Failure + ============================ The NOT NULL constraint ensures that a column cannot contain NULL values. If you try to insert a NULL value into a NOT NULL column, the operation will fail. From d9dd09bb78415a91a2a46dedee1dd832f681192a Mon Sep 17 00:00:00 2001 From: ROBIN JOSE R <160265144+robinjose24@users.noreply.github.com> Date: Sat, 27 Dec 2025 12:40:16 +0530 Subject: [PATCH 07/21] Update 9.where.sql From fe3cea48235407e3297026d408def7468046fdb9 Mon Sep 17 00:00:00 2001 From: ROBIN JOSE R <160265144+robinjose24@users.noreply.github.com> Date: Sat, 27 Dec 2025 12:43:11 +0530 Subject: [PATCH 08/21] Modify status message in SQL notes Updated the status message for SQL Masterclass notes. --- 7.types_of_create_table.sql | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/7.types_of_create_table.sql b/7.types_of_create_table.sql index c896363..5dd3d0c 100644 --- a/7.types_of_create_table.sql +++ b/7.types_of_create_table.sql @@ -1,4 +1,4 @@ -✅ Done + ✅ Done My complete SQL Masterclass Notes in Tanglish is now live! Covers 30+ topics with syntax, examples, and step-by-step explanations. Perfect for both beginners and professionals to master SQL easily. Check it out here 👉 https://topmate.io/dataengineering/1697791 From 0e0fd0fe98a3a8190611945d07b2e2ec8a855334 Mon Sep 17 00:00:00 2001 From: ROBIN JOSE R <160265144+robinjose24@users.noreply.github.com> Date: Sat, 27 Dec 2025 19:50:24 +0530 Subject: [PATCH 09/21] Rename 6.SQL Basic Commands CRUD Create, Read, Update, and Delete to 6.SQL Basic Commands CRUD Create, Read, Update, and Delete.sql --- ...6.SQL Basic Commands CRUD Create, Read, Update, and Delete.sql | 0 1 file changed, 0 insertions(+), 0 deletions(-) rename 6.SQL Basic Commands CRUD Create, Read, Update, and Delete => 6.SQL Basic Commands CRUD Create, Read, Update, and Delete.sql (100%) diff --git a/6.SQL Basic Commands CRUD Create, Read, Update, and Delete b/6.SQL Basic Commands CRUD Create, Read, Update, and Delete.sql similarity index 100% rename from 6.SQL Basic Commands CRUD Create, Read, Update, and Delete rename to 6.SQL Basic Commands CRUD Create, Read, Update, and Delete.sql From da8f100ab82d145e2ee4b064368991aa87d4f00c Mon Sep 17 00:00:00 2001 From: ROBIN JOSE R <160265144+robinjose24@users.noreply.github.com> Date: Sun, 28 Dec 2025 17:17:40 +0530 Subject: [PATCH 10/21] Rename 13.superkey_candidate_key to 13.superkey_candidate_key.sql --- 13.superkey_candidate_key => 13.superkey_candidate_key.sql | 0 1 file changed, 0 insertions(+), 0 deletions(-) rename 13.superkey_candidate_key => 13.superkey_candidate_key.sql (100%) diff --git a/13.superkey_candidate_key b/13.superkey_candidate_key.sql similarity index 100% rename from 13.superkey_candidate_key rename to 13.superkey_candidate_key.sql From 1a08f971d2907670c41125103c0731a2c2c5ac61 Mon Sep 17 00:00:00 2001 From: ROBIN JOSE R <160265144+robinjose24@users.noreply.github.com> Date: Sun, 28 Dec 2025 17:19:54 +0530 Subject: [PATCH 11/21] Rename SQL file to include proper extension --- ..., ALAIS => 14.Aggregation , NOT IN , AND , OR , IN , ALAIS.sql | 0 1 file changed, 0 insertions(+), 0 deletions(-) rename 14.Aggregation , NOT IN , AND , OR , IN , ALAIS => 14.Aggregation , NOT IN , AND , OR , IN , ALAIS.sql (100%) diff --git a/14.Aggregation , NOT IN , AND , OR , IN , ALAIS b/14.Aggregation , NOT IN , AND , OR , IN , ALAIS.sql similarity index 100% rename from 14.Aggregation , NOT IN , AND , OR , IN , ALAIS rename to 14.Aggregation , NOT IN , AND , OR , IN , ALAIS.sql From 31f2aabe7ffad82965095b13363b1786c1e23d24 Mon Sep 17 00:00:00 2001 From: ROBIN JOSE R <160265144+robinjose24@users.noreply.github.com> Date: Sun, 28 Dec 2025 17:47:50 +0530 Subject: [PATCH 12/21] Rename 14.1.case_when to 14.1.case_when_.sql --- 14.1.case_when => 14.1.case_when_.sql | 0 1 file changed, 0 insertions(+), 0 deletions(-) rename 14.1.case_when => 14.1.case_when_.sql (100%) diff --git a/14.1.case_when b/14.1.case_when_.sql similarity index 100% rename from 14.1.case_when rename to 14.1.case_when_.sql From 991528029bfb0fee336e881aab0541dca38d8419 Mon Sep 17 00:00:00 2001 From: ROBIN JOSE R <160265144+robinjose24@users.noreply.github.com> Date: Mon, 29 Dec 2025 18:39:27 +0530 Subject: [PATCH 13/21] Rename 15.null handling to 15.null handling.sql --- 15.null handling => 15.null handling.sql | 0 1 file changed, 0 insertions(+), 0 deletions(-) rename 15.null handling => 15.null handling.sql (100%) diff --git a/15.null handling b/15.null handling.sql similarity index 100% rename from 15.null handling rename to 15.null handling.sql From e52437217294f197cb332bcdeacf6d481aadb901 Mon Sep 17 00:00:00 2001 From: ROBIN JOSE R <160265144+robinjose24@users.noreply.github.com> Date: Tue, 30 Dec 2025 11:46:41 +0530 Subject: [PATCH 14/21] Rename 16.String Handling to 16.String Handling.sql --- 16.String Handling => 16.String Handling.sql | 0 1 file changed, 0 insertions(+), 0 deletions(-) rename 16.String Handling => 16.String Handling.sql (100%) diff --git a/16.String Handling b/16.String Handling.sql similarity index 100% rename from 16.String Handling rename to 16.String Handling.sql From bb7c5dcaf07600c4470082e4e302d5412ecf7f9a Mon Sep 17 00:00:00 2001 From: ROBIN JOSE R <160265144+robinjose24@users.noreply.github.com> Date: Tue, 30 Dec 2025 15:28:56 +0530 Subject: [PATCH 15/21] Rename 17.Subquery to 17.Subquery.sql --- 17.Subquery => 17.Subquery.sql | 0 1 file changed, 0 insertions(+), 0 deletions(-) rename 17.Subquery => 17.Subquery.sql (100%) diff --git a/17.Subquery b/17.Subquery.sql similarity index 100% rename from 17.Subquery rename to 17.Subquery.sql From 12bcc2aa23b4d23dca4378099fa75e16bfa476bb Mon Sep 17 00:00:00 2001 From: ROBIN JOSE R <160265144+robinjose24@users.noreply.github.com> Date: Tue, 30 Dec 2025 19:40:33 +0530 Subject: [PATCH 16/21] Rename 18.views to 18.views.sql --- 18.views => 18.views.sql | 0 1 file changed, 0 insertions(+), 0 deletions(-) rename 18.views => 18.views.sql (100%) diff --git a/18.views b/18.views.sql similarity index 100% rename from 18.views rename to 18.views.sql From 39404f5a9f3a8f24ce76e9d26eed3f7a2f8926a8 Mon Sep 17 00:00:00 2001 From: ROBIN JOSE R <160265144+robinjose24@users.noreply.github.com> Date: Tue, 30 Dec 2025 21:45:43 +0530 Subject: [PATCH 17/21] Rename 20.joins to 20.joins.sql --- 20.joins => 20.joins.sql | 0 1 file changed, 0 insertions(+), 0 deletions(-) rename 20.joins => 20.joins.sql (100%) diff --git a/20.joins b/20.joins.sql similarity index 100% rename from 20.joins rename to 20.joins.sql From 4dabc07f14fda1cb3d047248c89078fcc1ffd9ce Mon Sep 17 00:00:00 2001 From: ROBIN JOSE R <160265144+robinjose24@users.noreply.github.com> Date: Sun, 4 Jan 2026 10:12:43 +0530 Subject: [PATCH 18/21] rename --- 20.Window Function => 20.Window Function.sql | 0 1 file changed, 0 insertions(+), 0 deletions(-) rename 20.Window Function => 20.Window Function.sql (100%) diff --git a/20.Window Function b/20.Window Function.sql similarity index 100% rename from 20.Window Function rename to 20.Window Function.sql From da288ff3a2d1df1e0babf37cdbde6b0253c0108c Mon Sep 17 00:00:00 2001 From: ROBIN JOSE R <160265144+robinjose24@users.noreply.github.com> Date: Sun, 4 Jan 2026 10:13:26 +0530 Subject: [PATCH 19/21] Rename 21.union_union_all to 21.union_union_all.sql --- 21.union_union_all => 21.union_union_all.sql | 0 1 file changed, 0 insertions(+), 0 deletions(-) rename 21.union_union_all => 21.union_union_all.sql (100%) diff --git a/21.union_union_all b/21.union_union_all.sql similarity index 100% rename from 21.union_union_all rename to 21.union_union_all.sql From 408f4c9166bbe82c5ac4535443d685fbd3565b90 Mon Sep 17 00:00:00 2001 From: ROBIN JOSE R <160265144+robinjose24@users.noreply.github.com> Date: Sun, 4 Jan 2026 10:13:42 +0530 Subject: [PATCH 20/21] Rename 22.index_explain to 22.index_explain.sql --- 22.index_explain => 22.index_explain.sql | 0 1 file changed, 0 insertions(+), 0 deletions(-) rename 22.index_explain => 22.index_explain.sql (100%) diff --git a/22.index_explain b/22.index_explain.sql similarity index 100% rename from 22.index_explain rename to 22.index_explain.sql From 50e4aecd38c2fbe93c6c9877a5ac4fb6d3f10981 Mon Sep 17 00:00:00 2001 From: ROBIN JOSE R <160265144+robinjose24@users.noreply.github.com> Date: Sun, 4 Jan 2026 10:39:57 +0530 Subject: [PATCH 21/21] Rename 23.partition to 23.partition.sql --- 23.partition => 23.partition.sql | 0 1 file changed, 0 insertions(+), 0 deletions(-) rename 23.partition => 23.partition.sql (100%) diff --git a/23.partition b/23.partition.sql similarity index 100% rename from 23.partition rename to 23.partition.sql