https://download.oracle.com/otn/software/instantclient/1918000/instantclient-basic-linux.x64-19.18.0.0.0dbru.zip
Also test:
| Package | Size | Use Case | |---------|------|-----------| | | ~150-200 MB | Full runtime for production apps. | | Basic Light | ~50 MB | Smaller, supports only UTF-8, English, and a subset of character sets. | | Instant Client | ~70-150 MB | Lightweight, no installation needed (unzip and run). Ideal for developers. | | Administrator | ~600 MB+ (full Oracle Home) | Includes SQL*Loader, Export/Import, Net Manager, etc. Used by DBAs. | | Runtime | ~300 MB | Smaller than Administrator, enough for most applications. | oracle client download 64-bit
Or use tasklist /m on running sqlplus.exe – check for missing 64-bit modules. file $ORACLE_HOME/bin/sqlplus Output: ELF 64-bit LSB executable, x86-64 https://download
1. Introduction The Oracle Client is a set of libraries, tools, and binaries that allow a 64-bit machine to communicate with an Oracle Database instance. It is essential for applications like SQL*Plus, Oracle Data Provider for .NET (ODP.NET), Oracle Call Interface (OCI), Python cx_Oracle, PHP OCI8, and many other development and administration tools. Ideal for developers
