Sergey Gigoyan

Sergey Gigoyan
Sergey Gigoyan is a database professional with more than 10 years of experience, with a focus on database design, development, performance tuning, optimization, high availability, BI and DW design.

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Sergey Gigoyan is a database professional (MCSE: Data Platform, MCITP, OCP) with more than 10 years of experience, with a focus on database design and development, performance tuning and optimization, high availability solutions, BI development and DW design. He has worked with SQL Server 2000/2005/2008/2012/2014, Oracle, PostgreSQL databases. He has designed and developed database and DW systems for banking, trading, financial and sales areas. He is now working at Oracle Armenia as a Principal Database Developer. He is continuously developing his professional skills to keep pace with new technologies.

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Category Tip Title
Auditing and Compliance Auditing Failed SQL Server Transactions Using Table Variables
Backup Backup Database Task in SQL Server Maintenance Plans
Backup SQL Server Backups and Transaction Log Questions
Data Types SQL Server Bit Data Type
Data Warehousing SQL Server vs. Snowflake for Data Warehousing
Database Administration Capture SQL Server Connectivity Errors in the ERRORLOG
Database Administration Move SQL Server Tables to Different Filegroups
Database Administration Remove Unnecessary SQL Server Transaction Log Files
Database Administration SQL Server Move Database Files Step By Step
Database Administration Synchronizing SQL Server data using rowversion
Database Design Find and Remove Duplicate Rows from a SQL Server Table
Database Design SQL Server Management Studio Database Diagram Support Objects Cannot be Installed
Database Mirroring Configure SQL Server Database Mirroring using T-SQL
Debugging Some Tricky Situations When Working with SQL Server NULLs
Debugging Using SQL Server Profiler to Capture Stored Procedures Executions
Encryption Storing passwords in a secure way in a SQL Server database
Error Handling SQL Server transaction count after EXECUTE indicates a mismatching number of BEGIN and COMMIT statements
Extended Events Capture Executions of Stored Procedures in SQL Server
Import and Export Using Global Temporary Staging Tables for SQL Server Data Importing
Indexing Difference between SQL Server Unique Indexes and Unique Constraints
Indexing SQL Server Maintenance Plan Reorganize Index and Update Statistics Tasks
Indexing SQL Server Maintenance Plans Rebuild Index Task
Install and Uninstall Error Installing .NET 3.5 for SQL Server
Install and Uninstall Install SQL Server from Configuration File with Installation Center
Integration Services Development Install SQL Server Integration Services in Visual Studio 2019
Integration Services Security Connecting to Integration Services Access is Denied in SQL Server 2016 or 2017
JOIN Tables Joining SQL Server tables using large character type columns
Locking and Blocking Compare Repeatable Read and Serializable SQL Server Transaction Isolation Levels
Locking and Blocking Compare SQL Server NOLOCK and READPAST Table Hints
Locking and Blocking Monitor Deadlocks in SQL Server with system_health Extended Events
Locking and Blocking Setting SQL Deadlock Priority to Control the Transaction that is Rolled Back
Locking and Blocking SQL Server UPDATE lock and UPDLOCK Table Hints
Maintenance Create a New SQL Server Maintenance Plan with the Maintenance Plan Designer
Maintenance Getting Started with SQL Server Maintenance Plans - Part 1
Maintenance SQL Server Maintenance Plan Execute T-SQL and SQL Server Agent Job Tasks
Maintenance SQL Server Maintenance Plan Shrink Database Task
Maintenance SQL Server Maintenance Plans History Cleanup Task
Maintenance SQL Server Maintenance Plans Maintenance Cleanup Task
Maintenance Transfer SQL Server Maintenance Plans Between Servers
Other Database Platforms Learn Snowflake Constraints Primary Key, Unique Key, Foreign Key and Not Null
Other Database Platforms Snowflake DDL and DML Statements in Transactions compared to SQL Server - Part 2
Other Database Platforms Snowflake for Microsoft SQL Server Developers - Transactions - Part 1
Other Database Platforms Snowflake for SQL Server Developers - NULL Functions - Part 2
Other Database Platforms Snowflake Temporary Tables vs. Transient Tables
Other Database Platforms Useful Commands for Snowflake Transactions
Other Database Platforms Using Transactions in Snowflake Stored Procedures
Other Database Platforms Working with SQL Server and Snowflake NULL Functions - ISNULL, COALESCE, NULLIF
Professional Development Interview Questions Developer SQL Server Interview Questions for Developers on Querying
Referential Integrity SQL Server Referential Integrity without Foreign Keys
Restore Issues with SQL Server Permissions to Restore a Database
Restore Solve Common SQL Server Restore Issues
Snowflake How Snowflake Creates and Detects Deadlocks
SQL Server Configurations How to Check SQL Server Version When Service is Not Running
SQL Server Configurations Setting a fixed amount of memory for SQL Server
SQL Server Configurations SQL Server Configuration Manager Error The Parameter is Invalid
SQL Server Management Studio Debugging T-SQL Code in SQL Server Management Studio
SQL Server Management Studio Executing large scripts in SQL Server Management Studio with Insufficient Memory Failures
SQL Server Management Studio How to Install SQL Server Management Studio on your Local Computer
SQL Server Management Studio SQL Server Database Diagram Index was Outside the Bounds of the Array
SQL Server Management Studio SQL Server Management Studio Connection to Integration Services Error Class Not Registered
SQL Server Management Studio SQL Server Management Studio Tips – Generating Scripts
SQL Server Management Studio SQL Server Single User Mode Connection with SQL Server Management Studio
SQL Server Management Studio Configuration SQL Server Management Studio Productivity Tips
SQL Server Management Studio Configuration SQL Server Management Studio Recovery, Reporting, Key Combinations and Efficiency Tips
System Databases Five facts about the SQL Server Master Database
System Databases Five facts about the SQL Server Model Database
System Databases Five facts about the SQL Server MSDB Database
System Databases Five Facts about the SQL Server Resource Database
System Databases Five facts about the SQL Server Tempdb Database
System Databases How to Rebuild the SQL Server Tempdb Database
System Databases Move SQL Server Files for Master Database
System Databases Move SQL Server System Database Files - Part 1
System Databases Rebuild System Databases in SQL Server
Temp Tables Snowflake Temporary Tables and Transient Tables vs. SQL Temporary Tables
Transactions DDL commands in SQL Server with Examples for Snapshot Isolation Level
Transactions DDL commands in Transactions in SQL Server versus Oracle
Transactions Handling SQL Server transactions in nested stored procedures using Savepoints
Transactions SQL Server READ_COMMITTED_SNAPSHOT Database Option and READ COMMITED Transaction Isolation Level
Transactions Understanding SQL Server Transaction Savepoints
TSQL Compare SQL Server Features - Decimal vs Numeric, Timestamp vs Rowversion, Unique Index vs Unique Constraint
TSQL Comparing PARSEONLY and NOEXEC options in SQL Server
TSQL Comparison of SQL Server Serializable and Snapshot isolation levels
TSQL Creating a table using the SQL SELECT INTO clause - Part 1
TSQL Exploring SQL Server 2014 Table Variables
TSQL Find MAX value from multiple columns in a SQL Server table
TSQL Handling Transactions in Nested SQL Server Stored Procedures
TSQL READ_COMMITTED_SNAPSHOT and SNAPSHOT_ISOLATION levels in SQL Server
TSQL SQL SELECT INTO Examples for New Tables - Part 2
TSQL SQL Server CASE Statement Example
TSQL SQL Server Global Temporary Table Visibility
TSQL SQL Server LIKE Syntax with Wildcard Characters
TSQL SQL Statements Where Semicolon is Required
TSQL Write more compact SQL Server code using new features
TSQL Write More Compact SQL Server Code Using New Features - Part 2
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CategoryGroup Category (articles)
Analysis Services Analysis Services Administration (31)
Analysis Services Analysis Services Development (94)
Analysis Services Analysis Services Dimensions (16)
Analysis Services Analysis Services Measure Groups (7)
Analysis Services Analysis Services Performance (14)
Analysis Services Analysis Services Security (7)
Analysis Services Analysis Services Tools (1)
Analysis Services Analysis Services Tutorials (6)
Analysis Services Cortana (5)
Analysis Services Performance Point (4)
Business Intelligence Big Data (25)
Business Intelligence Data Warehousing (6)
Cloud Amazon AWS (51)
Cloud Apache Spark (9)
Cloud Azure (147)
Cloud Azure Backup and Restore (25)
Cloud Azure Cosmos DB (14)
Cloud Azure Data Factory (69)
Cloud Azure Databricks (26)
Cloud Azure Integration Services (14)
Cloud Azure SQL Database (49)
Cloud Azure SQL Managed Instance (2)
Cloud Azure Synapse Analytics (39)
Cloud Cloud Strategy (20)
Data Quality Data Quality Services (9)
Data Quality Master Data Services (41)
Database Administration Amazon AWS RDS (1)
Database Administration Availability Groups (79)
Database Administration Backup (78)
Database Administration Central Management Servers (10)
Database Administration Clustering (74)
Database Administration Comparison Data and Objects (14)
Database Administration Compression (22)
Database Administration Contained Databases (4)
Database Administration Containers (12)
Database Administration Database Administration (199)
Database Administration Database Configurations (19)
Database Administration Database Console Commands DBCCs (25)
Database Administration Database Mail (18)
Database Administration Database Mirroring (33)
Database Administration DBA Best Practices (39)
Database Administration Dedicated Administrator Connection (4)
Database Administration Deprecated Features (5)
Database Administration DevOps (36)
Database Administration Disaster Recovery (23)
Database Administration Error Logs (11)
Database Administration Express Edition (16)
Database Administration Extended Events (22)
Database Administration FILESTREAM (9)
Database Administration Fragmentation and Index Maintenance (27)
Database Administration Google Cloud (5)
Database Administration Hardware (14)
Database Administration High Availability (3)
Database Administration Indexing (87)
Database Administration Install and Uninstall (32)
Database Administration Licensing (4)
Database Administration Linked Servers (18)
Database Administration Locking and Blocking (41)
Database Administration Log Shipping (18)
Database Administration Maintenance (34)
Database Administration Monitoring (117)
Database Administration Other Database Platforms (85)
Database Administration Partitioning (17)
Database Administration Performance Data Warehouse (4)
Database Administration Performance Tuning (124)
Database Administration Policy Based Management (29)
Database Administration PowerShell (130)
Database Administration Profiler and Trace (20)
Database Administration Query Store (7)
Database Administration Recovery Models (4)
Database Administration Referential Integrity (4)
Database Administration Replication (75)
Database Administration Resource Governor (5)
Database Administration Restore (42)
Database Administration Snowflake (1)
Database Administration SQL Server 2016 (96)
Database Administration SQL Server 2017 (44)
Database Administration SQL Server 2019 (20)
Database Administration SQL Server 2022 (22)
Database Administration SQL Server Configurations (75)
Database Administration SQL Server on Linux (76)
Database Administration StreamInsight (2)
Database Administration System Databases (31)
Database Administration Upgrades and Migrations (54)
Database Administration Virtualization (25)
Database Administration Windows Internal Database (1)
Database Development Application Development (41)
Database Development Artificial Intelligence (1)
Database Development Azure Functions (7)
Database Development Change Data Capture (15)
Database Development Common Runtime Language (13)
Database Development Common Table Expressions (3)
Database Development Constraints (19)
Database Development Data Cleansing for Validation (2)
Database Development Data Science (3)
Database Development Data Types (18)
Database Development Database Design (77)
Database Development Dates (54)
Database Development Debugging (4)
Database Development Dynamic Management Views and Functions (33)
Database Development Dynamic SQL (7)
Database Development Entity Framework (13)
Database Development Error Handling (10)
Database Development Full Text Search (21)
Database Development Functions System (72)
Database Development Functions User Defined UDF (41)
Database Development Identities (17)
Database Development Import and Export (77)
Database Development In Memory OLTP (32)
Database Development JOIN Tables (21)
Database Development Language Integrated Query LINQ (7)
Database Development Microsoft Access Integration (8)
Database Development Microsoft Excel Integration (41)
Database Development Microsoft Flow (1)
Database Development Paging (5)
Database Development Python (73)
Database Development Query Optimization (14)
Database Development Query Plans (20)
Database Development R Language (11)
Database Development Scripts (35)
Database Development Service Broker (11)
Database Development Spatial Data Storage (9)
Database Development SQL Injection (5)
Database Development SQL Server Management Objects SMO (3)
Database Development Stored Procedures (29)
Database Development Synonyms (5)
Database Development Table Valued Parameters (4)
Database Development Temp Tables (10)
Database Development Temporal Tables (13)
Database Development Testing (31)
Database Development Transactions (9)
Database Development Triggers (44)
Database Development TSQL (366)
Database Development User Defined Type UDT (3)
Database Development Views (16)
Database Development XML (14)
Integration Services Data Transformation Services (5)
Integration Services Integration Services Administration (10)
Integration Services Integration Services Analysis Services Tasks (5)
Integration Services Integration Services Best Practices (12)
Integration Services Integration Services Configuration Options (22)
Integration Services Integration Services Connection Managers (5)
Integration Services Integration Services Control Flow Transformations (14)
Integration Services Integration Services Data Flow Transformations (19)
Integration Services Integration Services Development (110)
Integration Services Integration Services Email (3)
Integration Services Integration Services Error Handling (8)
Integration Services Integration Services Excel (14)
Integration Services Integration Services Execute Package Options (8)
Integration Services Integration Services Import and Export Wizard (2)
Integration Services Integration Services NULL Management (4)
Integration Services Integration Services Oracle (4)
Integration Services Integration Services Performance (12)
Integration Services Integration Services Security (7)
Integration Services Integration Services Upgrade (4)
Power Platform Power Apps (20)
Power Platform Power BI (148)
Power Platform Power BI Charts (51)
Power Platform Power BI Formatting (16)
Professional Development Professional Development Books (3)
Professional Development Professional Development Branding (14)
Professional Development Professional Development Career (18)
Professional Development Professional Development Career Planning (16)
Professional Development Professional Development Career Transition (4)
Professional Development Professional Development Certifications (50)
Professional Development Professional Development Community (16)
Professional Development Professional Development Conferences (2)
Professional Development Professional Development Interview Questions BI (18)
Professional Development Professional Development Interview Questions DBA (23)
Professional Development Professional Development Interview Questions Developer (9)
Professional Development Professional Development Interviewing (39)
Professional Development Professional Development Job Search (18)
Professional Development Professional Development Management (11)
Professional Development Professional Development Recruiters (6)
Professional Development Professional Development Resume (13)
Professional Development Professional Development Skills Development (18)
Reporting Services Reporting Services Administration (20)
Reporting Services Reporting Services Analysis Services (4)
Reporting Services Reporting Services Best Practices (6)
Reporting Services Reporting Services Charts (25)
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Reporting Services Reporting Services Custom Report (2)
Reporting Services Reporting Services Dashboard (1)
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Reporting Services Reporting Services Development (38)
Reporting Services Reporting Services Drill Through (4)
Reporting Services Reporting Services Dynamic Reports (11)
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Security Auditing and Compliance (46)
Security Encryption (35)
Security Security (196)
Security Surface Area Configuration Manager (4)
SharePoint SharePoint (131)
SharePoint SharePoint Administration (46)
SharePoint SharePoint Configuration (27)
SharePoint Sharepoint Design (46)
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Tools Azure Data Studio (17)
Tools SQL Operations Studio (11)
Tools SQL Server Agent (93)
Tools SQL Server Management Studio (78)
Tools SQL Server Management Studio Configuration (22)
Tools SQL Server Management Studio Shortcuts (9)
Tools Tools (33)










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