https://www.etl-tools.com/wiki/advanced-etl-processor/validation-rules/strings/Recent content in Validating Strings on ETL-WIKIHugoenCopyright © 2008-2026 ETL-tools.com. All Rights Reserved.Thu, 25 Jun 2026 00:00:00 +0000https://www.etl-tools.com/wiki/advanced-etl-processor/validation-rules/strings/is-empty-string/Thu, 25 Jun 2026 00:00:00 +0000https://www.etl-tools.com/wiki/advanced-etl-processor/validation-rules/strings/is-empty-string/<p> <div class=" "> <img class="img-fluid mx-auto d-block" srcset="https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_empty_string_validation_function_hu_5e0b7f640953c98c.webp 1400w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_empty_string_validation_function_hu_a9d97f63b1d60b64.webp 1200w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_empty_string_validation_function_hu_f404611f5c76c573.webp 992w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_empty_string_validation_function_hu_56f69aec480a63f5.webp 768w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_empty_string_validation_function_hu_d6263f7f774802ac.webp 576w" sizes="100vw" src="https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_empty_string_validation_function_hu_77051d7f50ea95a.jpg" width="185" height="20" loading="lazy" decoding="async" alt="Is Empty String Validation Function"> </div> <br> <div class="table-responsive "> <table class="table table-striped table-bordered" > <thead> <tr> <th >Key</th> <th >Value</th> </tr> </thead> <tbody> <tr> <td >Category</td> <td >Validation Function</td> </tr> <tr> <td >Description</td> <td >Checks if the data is Empty String. (Length of the string is zero)</td> </tr> <tr> <td >Properties</td> <td >Default</td> </tr> </tbody> </table> </div> </p>https://www.etl-tools.com/wiki/advanced-etl-processor/validation-rules/strings/is-null/Thu, 25 Jun 2026 00:00:00 +0000https://www.etl-tools.com/wiki/advanced-etl-processor/validation-rules/strings/is-null/<p> <div class=" "> <img class="img-fluid mx-auto d-block" srcset="https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_null_validation_function_hu_f26ba2105a8bbc3.webp 1400w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_null_validation_function_hu_4507679aef68b177.webp 1200w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_null_validation_function_hu_25ac16702a1ad18d.webp 992w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_null_validation_function_hu_11191bc7a936f23d.webp 768w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_null_validation_function_hu_329c1d72c06e3b75.webp 576w" sizes="100vw" src="https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_null_validation_function_hu_8a61235494571931.jpg" width="185" height="20" loading="lazy" decoding="async" alt="Is Null Validation Function"> </div> <br> <div class="table-responsive "> <table class="table table-striped table-bordered" > <thead> <tr> <th >Key</th> <th >Value</th> </tr> </thead> <tbody> <tr> <td >Category</td> <td >Validation Function</td> </tr> <tr> <td >Description</td> <td >Checks if the data is equal to null.</td> </tr> <tr> <td >Properties</td> <td >Default</td> </tr> </tbody> </table> </div> </p>https://www.etl-tools.com/wiki/advanced-etl-processor/validation-rules/strings/is-null-or-empty-string/Thu, 25 Jun 2026 00:00:00 +0000https://www.etl-tools.com/wiki/advanced-etl-processor/validation-rules/strings/is-null-or-empty-string/<p> <div class=" "> <img class="img-fluid mx-auto d-block" srcset="https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_null_or_empty_string_validation_function_hu_5d1d13abbbd7ef22.webp 1400w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_null_or_empty_string_validation_function_hu_7c0da64f8bf1521d.webp 1200w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_null_or_empty_string_validation_function_hu_fbbf522d27403e3e.webp 992w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_null_or_empty_string_validation_function_hu_33c6c8889235bcb6.webp 768w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_null_or_empty_string_validation_function_hu_2fcc2cbeba4436d9.webp 576w" sizes="100vw" src="https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_null_or_empty_string_validation_function_hu_7f3f5d54dea37266.jpg" width="185" height="20" loading="lazy" decoding="async" alt="Is Null or Empty String Validation Function"> </div> <br> <div class="table-responsive "> <table class="table table-striped table-bordered" > <thead> <tr> <th >Key</th> <th >Value</th> </tr> </thead> <tbody> <tr> <td >Category</td> <td >Validation Function</td> </tr> <tr> <td >Description</td> <td >Checks if the data is Is Null or Empty String. (Length of the string is zero)</td> </tr> <tr> <td >Properties</td> <td >Default</td> </tr> </tbody> </table> </div> </p>https://www.etl-tools.com/wiki/advanced-etl-processor/validation-rules/strings/is-alpha/Mon, 10 Feb 2025 00:00:00 +0000https://www.etl-tools.com/wiki/advanced-etl-processor/validation-rules/strings/is-alpha/<p> <div class=" "> <img class="img-fluid mx-auto d-block" srcset="https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_alpha_validation_function_hu_ded5fb079b48b9e2.webp 1400w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_alpha_validation_function_hu_4a6a39787fb20796.webp 1200w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_alpha_validation_function_hu_3a02ccb3dfcf6127.webp 992w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_alpha_validation_function_hu_2b3460bf669848a4.webp 768w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_alpha_validation_function_hu_2719e057266e88d3.webp 576w" sizes="100vw" src="https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_alpha_validation_function_hu_447829ff3e7cb04f.jpg" width="185" height="20" loading="lazy" decoding="async" alt="Is Alpha Validation Function"> </div> <br> <div class="table-responsive "> <table class="table table-striped table-bordered" > <thead> <tr> <th >Key</th> <th >Value</th> </tr> </thead> <tbody> <tr> <td >Category</td> <td >Validation Function</td> </tr> <tr> <td >Description</td> <td >Checks if the data contains only Alpha characters</td> </tr> <tr> <td >Properties</td> <td >Default</td> </tr> <tr> <td >Pass</td> <td >FCD</td> </tr> <tr> <td >Fail</td> <td >adc1</td> </tr> </tbody> </table> </div> </p>https://www.etl-tools.com/wiki/advanced-etl-processor/validation-rules/strings/is-alpha-numeric/Mon, 10 Feb 2025 00:00:00 +0000https://www.etl-tools.com/wiki/advanced-etl-processor/validation-rules/strings/is-alpha-numeric/<p> <div class=" "> <img class="img-fluid mx-auto d-block" srcset="https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_alpha_numeric_validation_function_hu_44d8c16ba26622c.webp 1400w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_alpha_numeric_validation_function_hu_94aff1b18f2572b4.webp 1200w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_alpha_numeric_validation_function_hu_52a68df82cc80daa.webp 992w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_alpha_numeric_validation_function_hu_2732aa53af286fee.webp 768w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_alpha_numeric_validation_function_hu_985f5190fbd487f6.webp 576w" sizes="100vw" src="https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_alpha_numeric_validation_function_hu_7aa403428bc7a8f9.jpg" width="185" height="20" loading="lazy" decoding="async" alt="Is Alpha Numeric Validation Function"> </div> <br> <div class="table-responsive "> <table class="table table-striped table-bordered" > <thead> <tr> <th >Key</th> <th >Value</th> </tr> </thead> <tbody> <tr> <td >Category</td> <td >Validation Function</td> </tr> <tr> <td >Description</td> <td >Checks if the data contains only Alpha Numeric characters</td> </tr> <tr> <td >Properties</td> <td >Default</td> </tr> <tr> <td >Pass</td> <td >FCD12</td> </tr> <tr> <td >Fail</td> <td >adc-1</td> </tr> </tbody> </table> </div> </p>https://www.etl-tools.com/wiki/advanced-etl-processor/validation-rules/strings/is-ends-with/Mon, 10 Feb 2025 00:00:00 +0000https://www.etl-tools.com/wiki/advanced-etl-processor/validation-rules/strings/is-ends-with/<p> <div class=" "> <img class="img-fluid mx-auto d-block" srcset="https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_ends_with_validation_function_hu_ffe2b3431709f0e.webp 1400w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_ends_with_validation_function_hu_b79f49e5fcde3b0b.webp 1200w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_ends_with_validation_function_hu_5ebae1b72e2d410.webp 992w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_ends_with_validation_function_hu_42511ac5be16351.webp 768w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_ends_with_validation_function_hu_14bbb471129e5613.webp 576w" sizes="100vw" src="https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_ends_with_validation_function_hu_63e3c5021e8ef7c3.jpg" width="185" height="20" loading="lazy" decoding="async" alt="Is Ends With Validation Function"> </div> <br> <div class="table-responsive "> <table class="table table-striped table-bordered" > <thead> <tr> <th >Key</th> <th >Value</th> </tr> </thead> <tbody> <tr> <td >Category</td> <td >Validation Function</td> </tr> <tr> <td >Description</td> <td >Checks if the data ends with supplied value</td> </tr> <tr> <td >Properties</td> <td >Same as &lsquo;Is Equal To&rsquo;</td> </tr> </tbody> </table> </div> </p>https://www.etl-tools.com/wiki/advanced-etl-processor/validation-rules/strings/is-equal-to/Mon, 10 Feb 2025 00:00:00 +0000https://www.etl-tools.com/wiki/advanced-etl-processor/validation-rules/strings/is-equal-to/<p> <div class=" "> <img class="img-fluid mx-auto d-block" srcset="https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_equal_to_validation_function_hu_23fd442f6249e0.webp 1400w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_equal_to_validation_function_hu_b92a5173ce7bcb9.webp 1200w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_equal_to_validation_function_hu_b84d7e23ba266bf9.webp 992w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_equal_to_validation_function_hu_e6899b6b9f9ccc9a.webp 768w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_equal_to_validation_function_hu_d1cb7a24fbd4812.webp 576w" sizes="100vw" src="https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_equal_to_validation_function_hu_b7387bbdd489487b.jpg" width="185" height="20" loading="lazy" decoding="async" alt="Is Equal To Validation Function"> </div> <br> <div class="table-responsive "> <table class="table table-striped table-bordered" > <thead> <tr> <th >Key</th> <th >Value</th> </tr> </thead> <tbody> <tr> <td >Category</td> <td >Validation Function</td> </tr> <tr> <td >Description</td> <td >Checks if the data is equal to supplied value</td> </tr> <tr> <td >Properties</td> <td >search string</td> </tr> </tbody> </table> </div> </p>https://www.etl-tools.com/wiki/advanced-etl-processor/validation-rules/strings/is-hex/Mon, 10 Feb 2025 00:00:00 +0000https://www.etl-tools.com/wiki/advanced-etl-processor/validation-rules/strings/is-hex/<p> <div class=" "> <img class="img-fluid mx-auto d-block" srcset="https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_hex_validation_function_hu_ecf00e7839c710c7.webp 1400w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_hex_validation_function_hu_f3012b3087ab5470.webp 1200w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_hex_validation_function_hu_182de409ee9112b1.webp 992w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_hex_validation_function_hu_2c5535c49ed8de45.webp 768w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_hex_validation_function_hu_c9ca58a8b91b72dc.webp 576w" sizes="100vw" src="https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_hex_validation_function_hu_98f1968c92f4fdc7.jpg" width="185" height="20" loading="lazy" decoding="async" alt="Is Hex Validation Function"> </div> <br> <div class="table-responsive "> <table class="table table-striped table-bordered" > <thead> <tr> <th >Key</th> <th >Value</th> </tr> </thead> <tbody> <tr> <td >Category</td> <td >Validation Function</td> </tr> <tr> <td >Description</td> <td >Checks if the data contains valid HEX string</td> </tr> <tr> <td >Properties</td> <td >Default</td> </tr> <tr> <td >Pass</td> <td >3D</td> </tr> <tr> <td >Fail</td> <td >DK</td> </tr> </tbody> </table> </div> </p>https://www.etl-tools.com/wiki/advanced-etl-processor/validation-rules/strings/is-starts-with/Mon, 10 Feb 2025 00:00:00 +0000https://www.etl-tools.com/wiki/advanced-etl-processor/validation-rules/strings/is-starts-with/<p> <div class=" "> <img class="img-fluid mx-auto d-block" srcset="https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_starts_with_validation_function_hu_dc5437156b1f50a0.webp 1400w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_starts_with_validation_function_hu_e015a2f0b33f68af.webp 1200w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_starts_with_validation_function_hu_949938e2dffeb7b7.webp 992w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_starts_with_validation_function_hu_622c77c4510543a6.webp 768w, https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_starts_with_validation_function_hu_79e3c78bac2d9f07.webp 576w" sizes="100vw" src="https://www.etl-tools.com/wiki/images/etl/advanced-etl-processor/validation-rules/is_starts_with_validation_function_hu_df8d728a79bbeb18.jpg" width="185" height="20" loading="lazy" decoding="async" alt="Is Starts With Validation Function"> </div> <br> <div class="table-responsive "> <table class="table table-striped table-bordered" > <thead> <tr> <th >Key</th> <th >Value</th> </tr> </thead> <tbody> <tr> <td >Category</td> <td >Validation Function</td> </tr> <tr> <td >Description</td> <td >Checks if the data starts with supplied value</td> </tr> <tr> <td >Properties</td> <td >Same as &lsquo;Is Equal To&rsquo;</td> </tr> </tbody> </table> </div> </p>