database – Page 4

Accessing PostgreSQL Data from the Command Line

Accessing PostgreSQL Data from the Command Line PostgreSQL is a powerful, open-source relational database system. Often, … Accessing PostgreSQL Data from the Command LineRead more

Command Line, data-access, database, interactive, non-interactive, PostgreSQL, psql, query, SQL, terminal

Monitoring Oracle Database Connections

Oracle databases handle numerous connections concurrently, and monitoring these connections is crucial for performance analysis, troubleshooting, … Monitoring Oracle Database ConnectionsRead more

connections, database, database administration, monitoring, oracle, performance, sessions, SQL, v-session

String Comparison in SQL: Choosing Between '=' and 'LIKE'

String Comparison in SQL: Choosing Between ‘=’ and ‘LIKE’ SQL provides several ways to compare strings, … String Comparison in SQL: Choosing Between '=' and 'LIKE'Read more

case sensitivity, database, equals, like, pattern matching, performance, query, regular expressions, SQL, string-comparison, wildcard

Retrieving Table Column Names in Oracle

Understanding Database Metadata When working with databases, it’s often necessary to understand the structure of the … Retrieving Table Column Names in OracleRead more

all-tab-columns, column names, data-dictionary, database, describe, metadata, oracle, SQL, table-structure

Working with Identifiers and Schemas in PostgreSQL

PostgreSQL is a powerful, open-source relational database system. A common issue beginners (and sometimes experienced developers) … Working with Identifiers and Schemas in PostgreSQLRead more

case sensitivity, database, identifiers, naming-conventions, PostgreSQL, query, schema, search-path, SQL, table-name

Moving Tables Between Databases in SQL Server

Moving Tables Between Databases in SQL Server When working with SQL Server, you may encounter situations … Moving Tables Between Databases in SQL ServerRead more

copy-table, Create Table, data migration, database, INSERT INTO, move-table, schema-migration, Scripting, select-into, SQL Server, table

Troubleshooting Oracle Authentication Errors

Understanding Oracle Authentication and Common Errors Oracle databases rely on robust authentication mechanisms to control access … Troubleshooting Oracle Authentication ErrorsRead more

authentication, case sensitivity, database, dba-users, ora-01017, oracle, password, password-versions, sqlnet, sqlnet-ora, troubleshooting

Conditional Insertion in MySQL

Conditional Insertion in MySQL Inserting data into a database is a fundamental operation. However, you often … Conditional Insertion in MySQLRead more

conditional-insert, data integrity, database, insert, insert-ignore, MySQL, not-exists, on-duplicate-key, unique-index

Casting Strings to Numbers in MySQL

In MySQL, when working with data that is stored as strings but needs to be used … Casting Strings to Numbers in MySQLRead more

casting, database, int, MySQL, SQL, varchar

String Matching in MongoDB Documents

Finding Documents Containing Specific Strings MongoDB provides powerful querying capabilities, and a common task is to … String Matching in MongoDB DocumentsRead more

database, find, mongodb, query, regex, regular-expression, search, string matching, text, text-index